DIPTI METAL INDUSTRIES
Dipti Metal Industries is a leading ISO 9001:2015 certified manufacturer of ASTM A182 F45 heat-resistant stainless steel flanges. Grade F45 (UNS S30815 / 253 MA) is a high-temperature austenitic alloy optimized for extreme strength and oxidation resistance in sulfur-bearing environments. We supply premium ASTM A182 F45 forged flanges for industrial furnaces, combustion chambers, and chemical processing equipment with full material traceability and third-party inspection (TPI).
| Element | ASTM A182 F45 (%) |
|---|---|
| Carbon (C) | 0.05 - 0.10 |
| Chromium (Cr) | 20.00 - 22.00 |
| Nickel (Ni) | 10.00 - 12.00 |
| Silicon (Si) | 1.40 - 2.00 |
| Nitrogen (N) | 0.14 - 0.20 |
| Cerium (Ce) | 0.03 - 0.08 |
| Manganese (Mn) | 0.80 Max |
| Property | ASTM A182 F45 Value |
|---|---|
| Tensile Strength (min) | 600 MPa (87 ksi) |
| Yield Strength (min) | 310 MPa (45 ksi) |
| Elongation (min) | 40% |
| Hardness (max) | 217 HBW |
| Max Service Temp | 1150°C (2100°F) |
| Flange Type | ASTM A182 F45 Standards | Size Range | Pressure Rating |
|---|---|---|---|
| ASTM A182 F45 Weld Neck | ASME B16.5 | 1/2" to 24" | 150# to 2500# |
| ASTM A182 F45 Slip On | ASME B16.5 | 1/2" to 24" | 150# to 1500# |
| ASTM A182 F45 Blind | ASME B16.47 | 26" to 60" | Series A & B |
| ASTM A182 F45 Socket Weld | ASME B16.11 | 1/2" to 4" | 3000# to 9000# |
| ASTM A182 F45 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