Dipti Metal Industries DIPTI METAL INDUSTRIES
🧬 Super Austenitic UNS S33425 🌍 ASTM A182 F73 Global Exporter 📑 EN 10204 3.1 Certified

ASTM A182 F73 Flanges Manufacturer & Stockist

Dipti Metal Industries is a specialist ISO 9001:2015 certified manufacturer of ASTM A182 F73 super austenitic stainless steel flanges. Grade F73 (UNS S33425) is a high-alloy nitrogen-strengthened stainless steel containing significant levels of Chromium (20%) and Nickel (25%), providing exceptional resistance to pitting and crevice corrosion in highly corrosive mineral acids and seawater. We supply premium ASTM A182 F73 forged flanges for chemical processing, offshore exploration, and flue gas desulfurization systems with full heat number traceability.

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📘 Technical Data Sheet: ASTM A182 F73 (UNS S33425)

ASTM A182 F73 Chemical Composition

ElementASTM A182 F73 (%)
Carbon (C)0.030 Max
Chromium (Cr)19.0 - 21.0
Nickel (Ni)24.0 - 26.0
Molybdenum (Mo)6.0 - 7.0
Nitrogen (N)0.15 - 0.25
Copper (Cu)1.0 - 2.0
Iron (Fe)Balance

ASTM A182 F73 Mechanical Properties

PropertyASTM A182 F73 Value
Tensile Strength (min)550 MPa (80 ksi)
Yield Strength (min)240 MPa (35 ksi)
Elongation (min)30%
Hardness (max)201 HBW
PREN Value≥ 40.0

🔧 ASTM A182 F73 Flange Manufacturing Scope

Flange Type ASTM A182 F73 Standards Size Range Rating / Class
ASTM A182 F73 Weld NeckASME B16.51/2" to 24"150# to 2500#
ASTM A182 F73 Slip OnASME B16.51/2" to 24"150# to 1500#
ASTM A182 F73 BlindASME B16.4726" to 60"Series A & B
ASTM A182 F73 Socket WeldASME B16.111/2" to 4"3000# to 9000#
ASTM A182 F73 RTJAPI 6A / ASMEAll SizesRing Type Joint

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📍 Visit Global Headquarters

Dipti Metal Industries
No.9, Shreepati Castle, D-1, 10–11th Khetwadi Back Road, Mumbai – 400004, India

Email: info@diptimetal.com

Phone: +91-22-66381301

WhatsApp: +91-9975266499