DIPTI METAL INDUSTRIES
Butt Weld Pipe Tees (Equal & Reducing) — Precision Branch Connections for Global Projects
Dipti Metal designs and manufactures high-performance butt weld tees that deliver robust, leak-proof branch connections in critical service. Certified to ASME, ASTM, EN, DIN & JIS standards, our tees support oil & gas, power, marine, chemical and infrastructure projects across 50+ countries.
Dipti Metal: Your Global Source for Equal & Reducing Tees
We supply both Equal Tees (same-size branch) and Reducing Tees (smaller branch) across Long-Radius and Short-Radius geometries, optimized for flow, footprint, and weldability. From the USA and UK to the UAE, Saudi Arabia, Germany, and Singapore, we deliver certified fittings with complete documentation and traceability.
🔧 Specifications & Technical Details
Dimensions & Sizes
- NPS: 1/2" (DN15) to 48" (DN1200); larger bespoke sizes on request
- Schedules: SCH 10, 20, 30, STD, 40, 60, XS, 80, 100, 120, 140, 160, XXS
- Wall: Standard & heavy-wall; non-standard on request
Standards & End Prep
- Dimensional: ASME B16.9, DIN 2615, JIS B2312, ISO 3419
- High-test: MSS SP-75
- Bevels: ASME B16.25 (optimized for strong, clean butt welds)
Applications: high pressure/temperature, cryogenic service, corrosive media, compact layouts.
🧱 Butt Weld Pipe Fittings — Grades & International Equivalents
Equal & Reducing Tees manufactured strictly to butt-weld fittings grades with EN 10204 3.1/3.2 MTCs and full heat traceability.
| Material Family | Grade / Alloy | UNS No. | EN / W.Nr. | ASTM / ASME | DIN / ISO / BS / GOST |
|---|---|---|---|---|---|
| Carbon Steel | ASTM A234 WPB | K03006 | — | ASTM A234 WPB | DIN 2609; BS 1640; GOST 17375 |
| ASTM A234 WPC | K03506 | — | ASTM A234 WPC | — | |
| ASTM A420 WPL6 / WPL3 (LTCS) | K03011 | — | ASTM A420 WPL6/WPL3 | DIN 17175; GOST 17375 | |
| Stainless Steel (Austenitic) | ASTM A403 WP304 / 304L / 304H | S30400 / S30403 / S30409 | 1.4301 / 1.4307 | ASTM A403 WP304/304L/304H | X5CrNi18-10 |
| ASTM A403 WP316 / 316L / 316Ti | S31600 / S31603 / S31635 | 1.4401 / 1.4404 / 1.4571 | ASTM A403 WP316/316L/316Ti | X2CrNiMo17-12-2 | |
| ASTM A403 WP317 / 317L | S31700 / S31703 | 1.4449 / 1.4438 | ASTM A403 WP317/317L | — | |
| ASTM A403 WP321 / 321H | S32100 / S32109 | 1.4541 / 1.4878 | ASTM A403 WP321/321H | X6CrNiTi18-10 | |
| ASTM A403 WP347 / 347H | S34700 / S34709 | 1.4550 | ASTM A403 WP347/347H | X6CrNiNb18-10 | |
| ASTM A403 WP904L | N08904 | 1.4539 | ASTM A403 WP904L | X1NiCrMoCu25-20-5 | |
| Alloy Steel (Cr-Mo) | ASTM A234 WP1 | — | 1.5415 | ASTM A234 WP1 | 15Mo3 |
| ASTM A234 WP5 | — | 1.7362 | ASTM A234 WP5 | 5CrMo9 | |
| ASTM A234 WP9 | — | 1.7386 | ASTM A234 WP9 | X12CrMo9-1 | |
| ASTM A234 WP11 / WP22 | K11597 / K21590 | 1.7335 / 1.7380 | ASTM A234 WP11/22 | 13CrMo4-5 / 10CrMo9-10 | |
| ASTM A234 WP91 | K91560 | 1.4903 | ASTM A234 WP91 | X10CrMoVNb9-1 | |
| Duplex & Super Duplex | ASTM A815 UNS S31803 / S32205 (2205) | S31803 / S32205 | 1.4462 | ASTM A815 | X2CrNiMoN22-5-3 |
| ASTM A815 UNS S32750 / S32760 | S32750 / S32760 | 1.4410 / 1.4501 | ASTM A815 | X2CrNiMoCuWN25-7-4 | |
| Nickel Alloys | ASTM B366 Monel 400 | N04400 | 2.4360 | ASTM B366 N04400 | NiCu30Fe |
| ASTM B366 Inconel 600 | N06600 | 2.4816 | ASTM B366 N06600 | NiCr15Fe | |
| ASTM B366 Inconel 625 | N06625 | 2.4856 | ASTM B366 N06625 | NiCr22Mo9Nb | |
| ASTM B366 Incoloy 800 / 825 | N08800 / N08825 | 1.4876 / 2.4858 | ASTM B366 N08800/N08825 | NiCr21Mo | |
| ASTM B366 Hastelloy C-276 | N10276 | 2.4819 | ASTM B366 N10276 | NiMo16Cr15W | |
| ASTM B366 Alloy 20 | N08020 | 2.4660 | ASTM B366 N08020 | NiCr20CuMo |
*Butt-weld fittings only. Verify exact chemistry/mechanical limits against project specs. PMI/TPI per order.
📦 Product Names by Grade (Equal Tee & Reducing Tee)
- Carbon Steel Butt Weld Tees — ASTM A234 WPB / WPC; LTCS Tees — ASTM A420 WPL6 / WPL3
- Stainless Steel Butt Weld Tees — ASTM A403 WP304/L/H, WP316/L/Ti, WP317L, WP321/H, WP347/H, WP904L
- Alloy Steel Butt Weld Tees — ASTM A234 WP1, WP5, WP9, WP11, WP22, WP91
- Duplex Butt Weld Tees — ASTM A815 UNS S31803 / S32205 (2205)
- Super Duplex Butt Weld Tees — ASTM A815 UNS S32750 / S32760
- Nickel Alloy Butt Weld Tees — ASTM B366 Monel 400; Inconel 600/625; Incoloy 800/825; Hastelloy C-276; Alloy 20
🏗️ Industries We Serve
Oil & Gas • Petrochem
Onshore/offshore pipelines, refineries, LNG, terminals.
Power & Energy
High-pressure steam lines, feedwater, cooling water.
Marine & Offshore
Seawater systems, duplex/super duplex service.
Chemical & Pharma
Corrosion-resistant tees for aggressive media.
Construction & Infra
Structural pipelines for metros, bridges, water.
OEM & EPC
Project documentation, TPI, rapid dispatch.
⭐ Customer Reviews
Petrochemical EPC
“Equal tees supplied for Saudi refinery project met all dimensional and welding requirements.”
Rating: ★★★★★
Marine QA Inspector
“Duplex reducing tees used in seawater pipelines had precise bore sizes and excellent PMI test results.”
Rating: ★★★★★
Average customer rating: 4.9/5 based on 28 reviews.
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📍 Contact
Seaworthy export packing • Line-wise bagging & tagging • Full documentation & TPI.