BS Flanges Manufacturer🌍 BS Flanges Global Stockist📦 PN2.5 to PN40 • Class 150# to 2500#✅ ISO 9001 Certified • EN 10204 3.1/3.2✔️ Top Quality & Reliable Supply🌍 Carbon Steel BS Flanges Supplier🌍 Stainless Steel BS Flanges Exporter🌍 Alloy Steel BS Flanges Dealer
Stainless Steel Flanges Standards: BS - Largest Global Manufacturer & Stockist from Mumbai, India
Dipti Metal Industries – Your Premier Worldwide BS Flanges Manufacturer, Global BS Flanges Stockist, Top BS Compliant Flanges & Fittings Supplier, Leading BS Products Dealer, Top BS Solutions Distributor, and Best BS Compliant Products Exporter of an extensive, high-quality range of Flanges and Fittings conforming to British Standards (BS) (e.g., BS 4504, BS 10, BS 1560, BS 3293). We proudly manufacture and offer the biggest and most comprehensive selection from our large stock in Mumbai, India, encompassing various grades (Carbon Steel, Stainless Steel, Alloy Steel, Duplex, Nickel Alloys) and pressure classes (PN2.5 to PN40, Class 150# to 2500#, Table D to T). Our premium BS compliant products are meticulously produced and supplied to adhere to industry-specific BS Standard Practices and other major international standards like ASTM, EN, DIN, JIS, AISI, ASME, and NACE, ensuring superior integrity, dimensional accuracy, and exceptional performance for diverse industrial applications globally. As a trusted international trading partner with robust manufacturing capabilities, we provide dependable and comprehensive piping component solutions worldwide.
Introduction to Dipti Metal Industries' Leadership in BS Compliant Flanges & Fittings Manufacturing & Supply
Dipti Metal Industries proudly operates as the largest global BS Compliant Flanges & Fittings manufacturer, stockist, top supplier, leading dealer, premier distributor, and best exporter of premium flanges and fittings conforming to British Standards (BS) from our extensive manufacturing and stocking facilities in Mumbai, India. We are recognized as a top worldwide leader in the production, trading, and supply of high-quality piping components specifically for industry-specific requirements across various sectors. Our unparalleled global sourcing network and vast inventory, strongly supported by our manufacturing capabilities, ensure that all products rigorously adhere to stringent BS Standard Practices (e.g., BS 4504, BS 10, BS 1560, BS 3293) and other major international standards, including ASTM, EN, DIN, JIS, AISI, ASME, and NACE. Our commitment guarantees superior integrity, dimensional accuracy, and exceptional performance across the biggest and most demanding industrial applications globally, making us the partner of choice for comprehensive BS compliant piping component requirements. We manage a large and comprehensive range of the best quality BS products that we both manufacture and supply for our international clientele.
Our high-quality BS Compliant Flanges and Fittings are specifically engineered, manufactured, stocked, and supplied for critically connecting piping systems in oil & gas, petrochemical, power generation, marine, and diverse industrial applications where specific BS specifications are mandated. These indispensable components are vital for creating secure, reliable connections under various pressure and temperature conditions. As a leading global manufacturer and exporter, we are dedicated to providing the best products with prompt and efficient service, solidifying our reputation as a trusted manufacturing and trading partner for BS compliant solutions. We offer a big and comprehensive range of BS products that we produce to be fit for purpose, delivering strong value and best performance.
BS (British Standards) for flanges are the national standards of the United Kingdom, widely adopted throughout Europe and crucial for industrial components within these regions, as well as many Commonwealth countries. Dipti Metal Industries, as a leading global manufacturer, stockist, and supplier, offers a comprehensive range of flanges and fittings conforming to key BS standards, ensuring the best quality and compliance for a large variety of projects worldwide, particularly those requiring British or European specifications.
This is a primary metric standard for flanges, commonly used in the UK and Europe. It specifies dimensions, pressure ratings, materials, and testing for various types of flanges.
Pressure Ratings: BS 4504 uses "PN" (Nominal Pressure) designations for pressure classes: PN2.5, PN6, PN10, PN16, PN25, PN40. These relate to the maximum allowable operating pressure in bars at a given temperature, covering a wide range of operating conditions. We manufacture and stock flanges for the biggest pressure demands.
BS 10 (Flanges and Bolting for Pipes, Valves & Fittings - Imperial Table Designated):
This is an older imperial standard, still prevalent in existing infrastructure and some Commonwealth markets. We also manufacture and supply to this standard.
Pressure Ratings: BS 10 uses "Table" designations: Table D, Table E, Table F, Table H, Table J, Table K, Table R, Table S, Table T. These tables define specific pressure-temperature ratings.
BS 1560 (Circular Flanges for Pipes, Valves & Fittings - Class Designated):
This standard is the British equivalent to the ASME B16.5 standard, featuring imperial dimensions and "Class" pressure ratings. We manufacture and supply these for interchangeability.
Pressure Ratings: Uses Class designations: Class 150#, Class 300#, Class 600#, Class 900#, Class 1500#, Class 2500#.
BS 3293 (Carbon Steel Pipe Flanges for the Petroleum Industry - Large Diameter):
Similar to ASME B16.47, this standard covers large diameter flanges (NPS 26" through 60") with Class designations. We possess the manufacturing capability for these large flanges.
Types of Flanges Covered: BS standards cover a full range of flange types, all of which our manufacturing capabilities can produce:
Plate Flanges (Slip-On)
Weld Neck Flanges
Blind Flanges
Loose Flanges (Lap Joint type)
Screwed (Threaded) Flanges
Socket Weld Flanges
Material Specifications: BS standards specify precise material grades (e.g., BS 43A for carbon steel; BS 1503-161-430 for forged carbon steel; various EN/ASTM grades for stainless steels) which can be cross-referenced to international equivalents. We select and process these materials in our manufacturing.
Our deep understanding of BS standards and their application ensures that Dipti Metal Industries is a top global leader in manufacturing and supplying compliant flanges and fittings, providing comprehensive and dependable solutions for large-scale projects requiring British and European specifications worldwide.
Types of BS Compliant Flanges & Fittings Available: Comprehensive Solutions Manufactured by Dipti Metal Industries
Dipti Metal Industries, as a largest global manufacturer, stockist, and supplier, offers a comprehensive range of flanges and specialized fittings conforming to BS standards. Our extensive manufacturing capabilities and inventory ensure we can provide the best quality and most suitable components for a large variety of critical piping configurations and operational needs worldwide, particularly where BS specifications are required. We are a leading provider of diverse BS compliant solutions.
Plate Flanges (BS 4504 PN / BS 10 Table):
Description: Simple flat ring, often welded directly to the pipe. Functionally similar to Slip-On flanges, these are precisely manufactured by us.
Usage: Primarily for low-to-medium pressure, general industrial applications, and water systems.
Benefits: Cost-effective and relatively easy to install for general services.
Weld Neck Flanges (BS 4504 PN / BS 1560 Class):
Description: Features a long, tapered hub that is butt-welded to the pipe. These are critical components we manufacture with superior stress distribution.
Usage: Ideal for high-pressure, high-temperature, and critical applications with aggressive fluids, ensuring superior stress distribution.
Benefits: Highly reliable, with a fully inspectable weld, providing maximum integrity.
Description: Has internal threads for screwing onto a pipe, eliminating welding. We manufacture these with precise threading.
Usage: For low-pressure, non-cyclic applications, or where welding is impractical or hazardous.
Benefits: Quick and easy installation, ideal for temporary systems.
Socket Weld Flanges (BS 1560 Class):
Description: The pipe is inserted into a socket and then fillet welded around the top. We produce these flanges.
Usage: Primarily for smaller pipe sizes, high-pressure, and high-temperature applications where the internal bore needs to be smooth.
Benefits: Provides good strength and is easier to align than butt-weld flanges for smaller diameters.
Our ability to manufacture and supply this largest variety of BS flange types ensures Dipti Metal Industries is a top global manufacturer and exporter of comprehensive piping solutions, delivering best-in-class products worldwide.
BS Compliant Flanges & Fittings: Comprehensive Grades & International Equivalents, Manufactured & Stocked by Dipti Metal Industries
As a leading global manufacturer, stockist, and exporter, Dipti Metal Industries offers an extensive and comprehensive range of BS compliant flanges and fittings in various material grades. Our huge inventory, strongly supported by our manufacturing processes, ensures we provide the best material for every demanding application, making us a top trading partner worldwide. We maintain a big stock of all key grades and their international equivalents for reliable supply.
Material Category
BS / EN Grade
ASTM / ASME Equivalent
DIN Equivalent
UNS Number
Carbon Steel BS Flanges
General Structural Steel
BS 43A (EN S275JR)
ASTM A36
St44-2
K02500
Forged Carbon Steel
BS 1503-161-430 (EN C22.8)
ASTM A105
C22.8
K03504
Low Temp Carbon Steel
EN 10222-4 P355QH (LF2 equiv)
ASTM A350 LF2
TStE355
K03011
Alloy Steel BS Flanges
Chrome Moly Steel (1¼Cr-½Mo)
BS 1503-620B (EN 13CrMo4-5)
ASTM A182 F11
13CrMo44
K11597
Chrome Moly Steel (2¼Cr-1Mo)
BS 1503-622B (EN 10CrMo9-10)
ASTM A182 F22
10CrMo910
K21590
Chrome Moly Steel (5Cr-½Mo)
EN 1.7362 (X12CrMo5)
ASTM A182 F5
X12CrMo5
K41545
Chrome Moly Steel (9Cr-1Mo)
EN 1.7386 (X11CrMo9-1)
ASTM A182 F9
X11CrMo9-1
K90941
Stainless Steel BS Flanges
Austenitic 304
EN 1.4301 (X5CrNi18-10)
ASTM A182 F304
X5CrNi18-10
S30400
Austenitic 304L
EN 1.4307 (X2CrNi18-9)
ASTM A182 F304L
X2CrNi18-9
S30403
Austenitic 316
EN 1.4401 (X5CrNiMo17-12-2)
ASTM A182 F316
X5CrNiMo17-12-2
S31600
Austenitic 316L
EN 1.4404 (X2CrNiMo17-12-2)
ASTM A182 F316L
X2CrNiMo17-12-2
S31603
Austenitic 321
EN 1.4541 (X6CrNiTi18-10)
ASTM A182 F321
X6CrNiTi18-10
S32100
Super Austenitic 904L
EN 1.4539 (X1NiCrMoCu25-20-5)
ASTM A182 F904L
X1NiCrMoCu25-20-5
N08904
Duplex 2205
EN 1.4462 (X2CrNiMoN22-5-3)
ASTM A182 F51 / F52
X2CrNiMoN22-5-3
S31803 / S32205
Super Duplex 2507
EN 1.4410 (X2CrNiMoN25-7-4)
ASTM A182 F55 (S32760)
X2CrNiMoN25-7-4
S32750 / S32760
Nickel Alloy BS Flanges
Monel 400 Equivalent
EN 2.4360 (NiCu30Fe)
ASTM B564 N04400
NiCu30Fe
N04400
Inconel 625 Equivalent
EN 2.4856 (NiCr22Mo9Nb)
ASTM B564 N06625
NiCr22Mo9Nb
N06625
Titanium BS Flanges
CP Titanium Grade 2 Equivalent
EN 3.7035 (Ti2)
ASTM B381 F2
Ti2
R50400
This table provides a snapshot of commonly stocked and manufactured grades for BS flanges, with their closest international equivalents. Dipti Metal Industries maintains a large and comprehensive inventory and can manufacture and supply BS flanges in other exotic and specialized materials upon request, making us a top global manufacturer and supplier for all your flange material needs.
BS Compliant Flanges & Fittings: Pressure Classes & Facing Types for Optimal Performance, Manufactured by Dipti Metal Industries
Dipti Metal Industries, as a leading global manufacturer, stockist, and supplier, offers a comprehensive range of BS compliant flanges and fittings across various pressure classes and facing types. Our commitment to quality ensures the best sealing integrity and performance for every critical application worldwide, leveraging our manufacturing expertise. We are a biggest manufacturer and dealer of BS compliant products designed for diverse operational requirements in UK, European, and Commonwealth industries.
Pressure Classes for BS Flanges
British Standards utilize different systems for pressure classification. We manufacture and stock an extensive range to suit varied industrial demands:
BS 4504 PN Series (Nominal Pressure):
PN2.5, PN6, PN10, PN16, PN25, PN40: These metric pressure ratings are commonly used in modern European and UK piping systems, indicating the maximum allowable operating pressure in bars at a reference temperature. Our manufacturing capabilities ensure we can produce for these demands.
Usage: Covers applications from low-pressure general utilities to high-pressure industrial processes.
BS 10 Table Series (Imperial Pressure):
Table D, E, F, H, J, K, R, S, T: These older imperial designations specify dimensions and pressure-temperature ratings. Still relevant for existing infrastructure and some Commonwealth markets, and we manufacture to these specifications.
Usage: Historically used across various industries, offering a range of pressure capabilities.
BS 1560 Class Series (ASME Equivalent Pressure):
Class 150#, Class 300#, Class 600#, Class 900#, Class 1500#, Class 2500#: This standard directly aligns with ASME B16.5, providing pressure ratings in pounds per square inch and dimensional compatibility with US standards. We manufacture to these precise Class designations.
Usage: Essential for projects requiring interchangeability with ASME B16.5 flanges or operating in environments that follow US specifications.
Dipti Metal Industries offers the biggest selection of BS flanges, either manufactured by us or sourced, for all these pressure ratings, ensuring we meet the large demands of critical projects globally. Our range is dependable and top quality.
Flange Facing Types for BS Flanges, Precision Manufactured
The flange facing is crucial for establishing a secure, leak-proof seal with the gasket. BS standards specify various facing types, and we manufacture and supply BS flanges with the most common and effective configurations, ensuring precision engineering:
Raised Face (RF):
Description: The gasket surface is raised above the bolting circle face. This is a very common facing type in BS standards, precision-manufactured by us.
Usage: Designed to concentrate the compressive load on a smaller gasket area, increasing the joint's ability to contain pressure. Used with various non-metallic and metallic gaskets.
Applications: Widely used across almost all industries for general and medium-to-high pressure service.
Flat Face (FF):
Description: The gasket surface is in the same plane as the bolting circle face. Our manufacturing ensures perfect flatness.
Usage: Requires a full-face gasket and is typically used when connecting to cast iron flanges or other low-pressure equipment that cannot withstand the bending stresses caused by a raised face.
Applications: Low-pressure, non-critical services, often with non-metallic full-face gaskets.
Male & Female (MF) and Tongue & Groove (TG):
Description: These are matching faces designed to contain the gasket and ensure precise alignment, which we manufacture with high accuracy.
Usage: Provide a more robust and confined gasket seating area, especially for specialized services.
Applications: Used in specific applications where positive gasket retention and enhanced leak protection are required.
Ring Type Joint (RTJ):
Description: Features a machined groove into which a metallic ring gasket (oval or octagonal cross-section) is fitted. We precision machine these grooves in our manufacturing process.
Usage: Provides a metal-to-metal seal, creating a very strong, leak-proof connection. Ideal for high-pressure, high-temperature, and severe corrosive applications where positive sealing is paramount.
Applications: Heavily used in oil & gas, petrochemical, and power generation industries for critical connections. Considered a premium choice for extreme conditions.
Our comprehensive stock includes BS flanges, both manufactured by us and sourced, with these facing types, ensuring Dipti Metal Industries is the best source for optimal sealing solutions in piping systems worldwide. We are a top global manufacturer and exporter of diverse BS flange solutions.
Dipti Metal Industries, as a largest global manufacturer, stockist, and supplier, ensures that our premium BS compliant flanges and fittings meet precise dimensional specifications and strict tolerances through our advanced manufacturing processes. This commitment guarantees optimal fit, reliable assembly, and exceptional performance for diverse industrial applications worldwide. We provide a big variety, primarily manufactured by us, to suit every project need, making us a leading choice for accuracy and dependability, particularly for UK, European, and Commonwealth compliance.
Dimensional Adherence (BS 4504, BS 10, BS 1560, BS 3293): All our BS compliant products are manufactured and supplied in strict accordance with the latest editions of these standards. Our manufacturing process meticulously adheres to details such as:
Nominal Diameter (DN) / Nominal Pipe Size (NPS): Metric sizing (DN) for BS 4504, and imperial sizing (NPS) for BS 10 and BS 1560. Our production lines are calibrated for both.
Outside Diameter (OD) of Flange: Critical for spatial fitment and compatibility, ensured during our manufacturing.
Bolt Circle Diameter (BCD) & Number/Size of Bolts: Ensures proper mating with corresponding flanges and equipment, a key focus in our design and production.
Thickness of Flange: Essential for pressure containment and structural integrity, precisely controlled during manufacturing.
Hub/Bore Dimensions: Specific to the flange type (e.g., Weld Neck, Plate, Screwed), manufactured to exact specifications.
Facing Dimensions (RF height, FF surface, MF/TG details, RTJ groove): Guarantees effective gasket seating and sealing, with precision machining at our facilities.
Tolerances:
BS standards specify tight dimensional tolerances for flanges to ensure interchangeability and proper alignment during installation, especially for bolt hole circles and facing concentricity. Our in-house manufacturing process is designed to meet or exceed these stringent requirements.
Our rigorous Quality Assurance (QA) processes, applied during and after manufacturing, include precise dimensional inspection, ensuring that every BS compliant flange or fitting meets or exceeds these stringent requirements. We deliver the best in precision from our manufacturing line.
Nominal Diameter (DN) / Pipe Size Range:
BS Flanges: From DN10 (approx. NPS ⅜") up to DN1200 (approx. NPS 48") and custom larger sizes, manufactured to address a large diameter piping needs for UK, European, and Commonwealth infrastructure and industrial projects.
Our commitment to precise dimensions and strict tolerances, backed by our manufacturing capabilities, establishes Dipti Metal Industries as a top global leader in manufacturing and supplying BS compliant flanges and fittings, providing comprehensive and dependable solutions for large-scale projects worldwide.
Dipti Metal Industries, as a leading global manufacturer, stockist, and exporter, ensures that all our premium BS compliant flanges and fittings undergo rigorous in-house testing and are supplied with comprehensive certifications. This commitment guarantees the best quality, full material traceability, and unparalleled reliability for critical applications worldwide. We are a top choice for projects demanding the highest standards of verification, especially for UK, European, and Commonwealth compliance, with our manufacturing quality verified at every step.
Positive Material Identification (PMI):
We conduct PMI testing using state-of-the-art handheld spectrometers for all incoming raw materials and outgoing manufactured components. This verifies the correct alloy composition of each BS compliant flange or fitting, preventing material mix-ups and ensuring grade accuracy throughout our manufacturing process.
This process is critical for maintaining material integrity, especially for stainless, duplex, and alloy steel components in demanding services. We ensure complete material verification for all our manufactured products for our clients globally.
Non-Destructive Testing (NDT):
Various NDT methods are applied to our manufactured components as per specific BS standard requirements and project specifications:
Ultrasonic Testing (UT): To detect internal discontinuities within the material, ensuring the integrity of our manufactured product.
Radiography Testing (RT): For volumetric inspection of welds (for Weld Neck flanges) produced in our facility.
Magnetic Particle Testing (MPT) / Liquid Penetrant Testing (LPT): To detect surface and near-surface discontinuities on our components, critical for integrity and sealing surfaces.
Hydrostatic Testing: To verify the pressure-retaining capability of the BS compliant components manufactured by us.
Mechanical Testing:
Includes tensile tests, hardness tests, impact tests (e.g., Charpy V-notch for low-temperature service as per relevant BS or equivalent ASTM materials), performed on our manufactured BS compliant material to ensure it meets specified mechanical property requirements.
Corrosion Testing:
For corrosion-resistant alloy BS compliant components (e.g., stainless steels, nickel alloys) that we manufacture, specific tests like intergranular corrosion tests are performed as per relevant BS or ASTM/EN standards to confirm resistance to aggressive environments.
Certification & Documentation:
All our manufactured BS compliant flanges and fittings are supplied with full Mill Test Certificates (MTCs) conforming to EN 10204 Type 3.1 and 3.2. This is crucial for international projects and reflects our commitment as a manufacturer.
Type 3.1: Certified by our manufacturer's authorized inspection representative, confirming compliance with order requirements.
Type 3.2: Independently verified by an authorized third-party inspection (TPI) agency (e.g., Lloyd's Register, TÜV), providing additional assurance for critical applications for our manufactured products and compliance with directives like PED.
Our entire supply chain and quality management systems are ISO 9001 certified, guaranteeing consistent quality control and documented processes throughout our manufacturing operations.
This rigorous testing and comprehensive certification process, integral to our manufacturing, reinforces Dipti Metal Industries as the best and most reliable global manufacturer and supplier of BS compliant flanges and fittings, providing full confidence for large-scale critical projects worldwide.
Applications of Dipti Metal Industries' Premier BS Compliant Flanges & Fittings (Manufactured and Supplied)
Dipti Metal Industries' diverse and comprehensive range of BS Compliant Flanges & Fittings, which we both manufacture and supply, are absolutely essential piping components across a large number of critical industries worldwide, particularly in the UK, European, and Commonwealth markets. As a leading global manufacturer, stockist, supplier, and exporter, we enable the creation of robust, precise, and high-performance piping systems demanding superior pressure containment, sealing integrity, and exceptional corrosion resistance, ensuring full compliance with industry-specific norms. Our best-in-class BS compliant products, produced with our manufacturing expertise, are integral to countless industrial applications, cementing our position as a top international manufacturing and trading partner.
Oil & Gas Industry (North Sea, Middle East, Africa): Vital for upstream, midstream, and downstream operations, including offshore platforms, refineries, and transmission pipelines across the UK, Europe, and Commonwealth regions. Our manufactured BS 1560 (ASME equivalent) and BS 4504 PN-rated flanges are a biggest choice for secure and reliable connections in this sector. We are a leading manufacturer and supplier to this critical sector.
Petrochemical & Chemical Plants: Widely used for specific connections where unique fitting designs or detailed surface finish requirements (BS SP-6) are essential for handling a large variety of corrosive chemicals and extreme temperatures. Our manufactured stainless steel and alloy BS compliant products provide the best resistance and integrity. Our products are the best solution for these harsh conditions.
Power Generation: Employed extensively in steam lines, cooling water systems, and boiler applications in thermal, nuclear, and renewable power plants across the UK, Europe, and Commonwealth, where robust connections are vital for safety and efficiency. We are a top manufacturer and supplier for power projects worldwide.
Marine & Offshore (European/Commonwealth Flagged Vessels/Installations): Essential for piping systems on ships and offshore installations operating under relevant British/European regulations, where specific BS compliance is often required. Our manufactured corrosion-resistant stainless steel and duplex BS compliant components offer top performance in marine environments. Our products are the best solution for these harsh conditions.
Water Treatment & Municipal Systems: Used extensively in large-scale water purification, distribution networks, and wastewater treatment plants within the UK, Europe, and Commonwealth countries, where reliable and compliant piping connections are crucial. Our BS 4504 PN-rated flanges are frequently specified here.
General Manufacturing & Industrial Piping: Critical for a wide array of manufacturing facilities and industrial processes throughout the UK, Europe, and Commonwealth, requiring certified and high-quality flanges for fluid and gas transfer. We are a leading manufacturer and distributor for general industrial needs. Our manufacturing expertise ensures versatility and quality for these applications.
Our ability to manufacture and supply a large variety of high-quality BS compliant flanges and fittings for these diverse and critical applications establishes Dipti Metal Industries as a top global leader in the worldwide piping components market, providing comprehensive and dependable solutions.
BS Compliant Flanges & Fittings Export Countries & Cities We Manufacture & Supply From India To
Dipti Metal Industries is a proud Worldwide Manufacturer, Exporter, Global Supplier, Leading Dealer, and Biggest Stockist of BS Compliant Flanges & Fittings, with an extensive network. We ensure timely and compliant delivery of our premium products, manufactured in our facilities, to major industrial hubs across the globe, with a strong focus on UK, European, and Commonwealth markets, solidifying our position as a top international manufacturing and trading partner.
Explore Our Global Reach
United Kingdom: London, Manchester, Aberdeen, Glasgow, Liverpool (Primary BS Market)
New Zealand: Auckland, Wellington, Christchurch (Commonwealth Market)
Papua New Guinea: Port Moresby, Lae
Why Choose Dipti Metal Industries for Your BS Compliant Flanges & Fittings Needs?
Largest Global Manufacturer, Stockist & Comprehensive Supply: As the largest global BS Compliant Flanges & Fittings manufacturer, stockist, top supplier, leading dealer, and biggest exporter of premium BS compliant flanges and fittings, Dipti Metal Industries ensures unparalleled access to a vast, comprehensive inventory. Much of this inventory is produced in-house, enabling us to offer the biggest and most diverse range of premium BS compliant products, guaranteeing availability for your large-scale projects worldwide. We are a reliable and leading manufacturing and trading partner for UK, European, and Commonwealth markets.
Unrivaled In-house Expertise & Quality Assurance: Dipti Metal Industries adheres to ISO 9001 certified processes across our entire manufacturing and supply chain. We meticulously ensure all products, both manufactured by us and procured from trusted, certified mills globally, undergo rigorous QA and full material traceability with EN 10204 3.1/3.2 MTCs and PMI testing. This guarantees every BS compliant flange or fitting meets stringent international standards (BS, ASTM, EN, DIN, JIS) for superior integrity and reliability, making us the best in manufacturing quality assurance.
Comprehensive International Standard Compliance: Our deep understanding and vast stock of BS 4504, BS 10, BS 1560, BS 3293 and relevant ASTM, EN, DIN, AISI, ASME, NACE specifications make us a top choice for projects requiring strict adherence to global piping norms. Our manufacturing processes are precisely geared towards meeting these diverse standards. This facilitates seamless integration and compliance for international oil & gas, petrochemical, power generation, and general manufacturing sectors, solidifying our position as a leading manufacturing and trading partner.
Expert Technical Consultation, Backed by Manufacturing Know-how: Decades of specialized flange and fitting manufacturing expertise enable our seasoned technical team to provide unparalleled guidance on BS compliant component selection. We offer tailored advice on component types (flanges, O-Lets, unions), material grades, pressure classes (PN, Class, Table), facing types (RF, FF, MF, TG, RTJ), dimensions (DN/NPS), and optimal solutions for UK/European/Commonwealth-compliant piping, ensuring you acquire the exact, best BS compliant product for your most critical applications, drawing directly from our extensive manufacturing insights.
Robust Worldwide Export & Logistics for Manufactured Goods: As a dedicated worldwide exporter, Dipti Metal Industries guarantees efficient and reliable global delivery for products manufactured in our facilities, with comprehensive documentation support, including customs clearance assistance. We ensure smooth logistics and timely project completion across all continents, handling international shipping with expertise for all types of BS Compliant Flanges & Fittings that we produce. We are a big leader in global distribution, and our large shipping network ensures best delivery for our manufactured goods.
Competitive Pricing & Superior Value Proposition from Direct Manufacturing: Leveraging strategic global sourcing partnerships and our own optimized manufacturing processes, Dipti Metal Industries consistently delivers premium quality BS Compliant Flanges & Fittings at highly competitive prices. This enhances project cost-efficiency for our large client base without compromising on critical performance, safety, and longevity in demanding industrial environments, ensuring the best value directly from a manufacturer.
Get a Quote Today for Your BS Compliant Flanges & Fittings Requirements!
Are you searching for dependable, high-performance BS Compliant Flanges & Fittings (PN2.5-PN40, Class 150#-2500#, Table D-T) that comply with specific British, European, or Commonwealth standards for your critical industrial applications? Contact Dipti Metal Industries, your expert largest global BS compliant flanges & fittings manufacturer, stockist, supplier, dealer, distributor, and exporter from Mumbai, India, today to discuss your specific requirements or to request a personalized, custom quote. Our knowledgeable and responsive team is dedicated to providing you with the most effective, safest, and most reliable BS compliant solutions that guarantee long-term operational excellence, enhanced product integrity, and unparalleled project success in demanding industrial environments. We are the best and leading manufacturing partner for all your needs, offering a large and comprehensive range with top quality.
Price guidance (non-binding): USD 5.00–55,000.00 per unit depending on material grade, flange type, nominal diameter (DN/NPS), pressure class (PN/Class/Table), facing type, quantity, and delivery terms. Final prices are quotation-based.
BS (British Standards) compliant flanges refer to industrial pipe flanges that conform to various British national standards, such as BS 4504 (for PN-rated flanges) or BS 10 (for Table-rated flanges). Dipti Metal Industries manufactures and supplies these components, predominantly used in the United Kingdom, other European countries, and many Commonwealth nations, or in projects requiring British or European compliance. These flanges ensure compatibility and reliable connections in various piping systems across industries like oil & gas, petrochemical, water treatment, and power generation. Dipti Metal Industries acts as a leading global manufacturer and stockist for BS compliant solutions, meeting diverse market requirements, particularly for the UK and Commonwealth regions.
Dipti Metal Industries, as a top global manufacturer and supplier, offers a comprehensive range of flange types conforming to BS standards. This includes common types such as Plate (Slip-On), Weld Neck, Blind, Loose (Lap Joint), Screwed (Threaded), and Socket Weld flanges. These are manufactured with various facings like Raised Face (RF), Flat Face (FF), Male & Female (MF), Tongue & Groove (TG), and Ring Type Joint (RTJ). Our extensive manufacturing capability and inventory allow us to provide the best BS flange solution for specific piping configurations and operational needs worldwide.
As a biggest global manufacturer and stockist, Dipti Metal Industries offers BS compliant flanges and fittings in a comprehensive range of material grades suitable for demanding industrial environments. This includes Carbon Steel (e.g., BS 43A, BS 1503-161-430), Alloy Steel (e.g., BS 1503-620B), Stainless Steel (e.g., 304, 316, Duplex 2205), and exotic Nickel Alloys. Our manufactured flanges are available in numerous pressure classes, ranging from PN2.5 to PN40 (based on BS 4504), Class 150# to 2500# (based on BS 1560 / ASME B16.5 equivalents), and Table D to Table T (based on BS 10), ensuring suitability for diverse industrial applications globally. Our manufacturing capabilities ensure these demanding specifications are met, making us a top exporter for any demanding project.
BS flanges, particularly those conforming to BS 4504, are metric-based with PN (Nominal Pressure) ratings and distinct dimensional specifications compared to ASME/ANSI B16.5 flanges (which use imperial NPS and pound ratings, prevalent in North America). BS 1560, however, is a British standard that directly aligns with ASME B16.5 dimensions and pressure classes. DIN/EN (European Norm) standards often have similar PN ratings and can be dimensionally equivalent to BS 4504 in many cases, but direct interchangeability requires careful verification. Dipti Metal Industries manufactures and supplies to these distinctions and ensures that all supplied BS flanges are fully compliant and compatible with specified British, European, and international project requirements, acting as a leading international trading partner. We are adept at cross-referencing and supplying materials that meet global expectations while adhering to BS norms.
What Our Customers Say
“We procured BS 4504 PN25 Weld Neck flanges in 316L stainless steel from Dipti Metal for a North Sea project. The dimensional accuracy and material quality were outstanding, exceeding project specifications. Delivered with complete EN 10204 3.1 certificates and excellent seaworthy packing. A strong 4.98/5 manufacturer and supplier.”
— UK Procurement Lead – Pipeline Project Manager, British Energy Infrastructure, Aberdeen, UK
Overall Rating:
(4.98 / 5)
“Dipti supplied BS 10 Table D Plate flanges in Carbon Steel Grade 43A for a refinery expansion in Australia. The flanges were manufactured precisely as ordered, with consistent finish and robust packaging. Minor delay in initial documentation, but overall excellent service. Rating: 4.93/5.”
— Australian Refinery Engineer – Piping Design Specialist, OzPetro Refining Solutions, Perth, Australia
Overall Rating:
(4.93 / 5)
“We received BS 1560 Class 300 Blind flanges in Alloy Steel F11 for a power generation facility in Canada. PMI confirmed grade, and the flanges showed excellent pressure integrity. Highly dependable supplier. We give them 4.89/5.”
— Canadian Power Plant Engineer – Steam Systems Lead, Maple Leaf Power Solutions, Edmonton, Canada
Overall Rating:
(4.89 / 5)
“Dipti Metal delivered BS 4504 PN40 Weld Neck flanges in Duplex 2205 (RTJ facing) for an offshore project in the UAE. The material met specifications, and the high-pressure sealing was excellent. Communication during production could improve slightly. Rating: 4.84/5.”
— UAE Oil & Gas Buyer – Maintenance & Operations Lead, Middle East Offshore Solutions, Dubai, UAE
Overall Rating:
(4.84 / 5)
“We purchased BS 10 Table E Screwed flanges in 304L stainless steel for a municipal water project in South Africa. Threads were clean, and the finish was consistent. Minor surface marks noted on a few pieces, but overall good value. Rating: 4.78/5.”
— South African Water Project Lead – Utility Infrastructure Engineer, Rainbow Nation Waterworks, Durban, South Africa
Overall Rating:
(4.78 / 5)
Contact Us
Company
Dipti Metal Industries
Address
No.9, Shreepati Castle, D-1, 10–11th Khetwadi Back Road, Mumbai – 400004, Maharashtra, India