DIPTI METAL INDUSTRIES
Dipti Metal Industries is a leading ISO 9001:2015 certified manufacturer of ASTM A182 F72 super austenitic stainless steel flanges. Grade F72 (UNS S31278) is an exceptionally high-alloy stainless steel containing 27% Chromium, 27% Nickel, and 7% Molybdenum. It provides superior corrosion resistance in aggressive mineral acids and seawater, outperforming standard 6% Moly grades. We supply premium ASTM A182 F72 forged flanges for the mining, chemical, and offshore industries with full technical documentation.
| Element | ASTM A182 F72 (%) |
|---|---|
| Carbon (C) | 0.020 Max |
| Chromium (Cr) | 26.0 - 28.0 |
| Nickel (Ni) | 26.0 - 28.0 |
| Molybdenum (Mo) | 6.0 - 7.0 |
| Nitrogen (N) | 0.15 - 0.25 |
| Copper (Cu) | 0.50 - 1.50 |
| Tungsten (W) | 0.50 - 1.50 |
| Property | ASTM A182 F72 Value |
|---|---|
| Tensile Strength (min) | 730 MPa (106 ksi) |
| Yield Strength (min) | 360 MPa (52 ksi) |
| Elongation (min) | 40% |
| Hardness (max) | 241 HBW |
| PREN Value | ≥ 48.0 |
| Flange Type | ASTM A182 F72 Standards | Size Range | Pressure Rating |
|---|---|---|---|
| ASTM A182 F72 Weld Neck | ASME B16.5 | 1/2" to 24" | 150# to 2500# |
| ASTM A182 F72 Slip On | ASME B16.5 | 1/2" to 24" | 150# to 1500# |
| ASTM A182 F72 Blind | ASME B16.47 | 26" to 60" | Series A & B |
| ASTM A182 F72 Socket Weld | ASME B16.11 | 1/2" to 4" | 3000# to 9000# |
| ASTM A182 F72 RTJ | API 6A / ASME | All NPS | Ring Type Joint |
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