DIPTI METAL INDUSTRIES
Dipti Metal Industries is a premier ISO 9001:2015 certified manufacturer of ASTM A182 F47 (UNS S31725) stainless steel flanges. Grade F47 is a high-alloy austenitic stainless steel specifically engineered with 4.0-5.0% Molybdenum to provide superior resistance to pitting and localized corrosion in aggressive chemical process environments. We supply premium ASTM A182 F47 forged flanges for flue gas desulfurization, petrochemical processing, and paper pulp industry with full heat number traceability and Third Party Inspection (TPI).
| Element | ASTM A182 F47 (%) |
|---|---|
| Carbon (C) | 0.03 Max |
| Chromium (Cr) | 18.0 - 20.0 |
| Nickel (Ni) | 13.0 - 17.0 |
| Molybdenum (Mo) | 4.0 - 5.0 |
| Manganese (Mn) | 2.00 Max |
| Nitrogen (N) | 0.10 Max |
| Silicon (Si) | 0.75 Max |
| Property | ASTM A182 F47 Value |
|---|---|
| Tensile Strength (min) | 515 MPa (75 ksi) |
| Yield Strength (min) | 205 MPa (30 ksi) |
| Elongation (min) | 30% |
| Hardness (max) | 192 HBW |
| Density | 8.00 g/cm³ |
| Flange Type | ASTM A182 F47 Standards | Size Range | Rating / Class |
|---|---|---|---|
| ASTM A182 F47 Weld Neck | ASME B16.5 | 1/2" to 24" | 150# to 2500# |
| ASTM A182 F47 Slip On | ASME B16.5 | 1/2" to 24" | 150# to 1500# |
| ASTM A182 F47 Blind | ASME B16.47 | 26" to 60" | Series A & B |
| ASTM A182 F47 Socket Weld | ASME B16.11 | 1/2" to 4" | 3000# to 9000# |
| ASTM A182 F47 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