DIPTI METAL INDUSTRIES
🔥 Heat Resistant Alloy
🌍 ASTM A182 F309H Global Exporter
📑 EN 10204 3.1 / 3.2 Certified
ASTM A182 F309H Flanges Manufacturer & Stockist
Dipti Metal Industries is an ISO 9001:2015 certified global manufacturer of ASTM A182 F309H heat-resistant stainless steel flanges. Grade F309H (UNS S30909) is an austenitic stainless steel with higher carbon content (0.04-0.10%) compared to standard 309, providing enhanced creep strength and oxidation resistance at temperatures up to 1900°F (1038°C). We supply ASTM A182 F309H flanges for furnaces, boilers, and petrochemical crackers with full material certification.
📘 Technical Data: ASTM A182 F309H (UNS S30909)
ASTM A182 F309H Chemical Composition
| Element | ASTM A182 F309H (%) |
|---|---|
| Carbon (C) | 0.04 - 0.10 |
| Chromium (Cr) | 22.0 - 24.0 |
| Nickel (Ni) | 12.0 - 15.0 |
| Manganese (Mn) | 2.00 Max |
| Silicon (Si) | 1.00 Max |
| Phosphorus (P) | 0.045 Max |
ASTM A182 F309H Mechanical Properties
| Property | ASTM A182 F309H Value |
|---|---|
| Tensile Strength (min) | 515 MPa (75 ksi) |
| Yield Strength (min) | 205 MPa (30 ksi) |
| Elongation (min) | 30% |
| Hardness (max) | 192 HBW |
| Max Service Temp | 1038°C (1900°F) |
🔧 ASTM A182 F309H Flange Manufacturing Scope
| Flange Type | ASTM A182 F309H Standard | Size Range | Pressure Ratings |
|---|---|---|---|
| ASTM A182 F309H Weld Neck | ASME B16.5 | 1/2" to 24" | 150# to 2500# |
| ASTM A182 F309H Slip On | ASME B16.5 | 1/2" to 24" | 150# to 1500# |
| ASTM A182 F309H Blind | ASME B16.47 | 26" to 60" | Series A & B |
| ASTM A182 F309H Socket Weld | ASME B16.11 | 1/2" to 4" | 3000# to 9000# |
| ASTM A182 F309H RTJ | API 6A / ASME | All Sizes | Ring Type Joint |
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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
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