ASTM A182 Gr. F9 Alloy Steel Flanges Manufacturer, Supplier & Exporter in India
ASTM A182 Gr. F9 Alloy Steel Flanges from Astromet Steel & Engineering are high-chromium alloy flanges designed for extreme temperature and pressure applications. These flanges offer excellent resistance to oxidation and scaling. They are widely used in high-temperature steam services. The alloy composition ensures superior creep resistance.
F9 flanges exhibit outstanding strength and thermal stability. Chromium content enhances corrosion resistance, while molybdenum improves mechanical strength. These properties make them suitable for long-term elevated temperature exposure. They ensure safe and efficient operation.
Astromet Steel & Engineering supplies F9 flanges in forged and heat-treated conditions. Each product undergoes chemical and mechanical testing. Dimensional accuracy is maintained as per international standards. Custom machining options are available.
ASTM A182 Gr. F9 flanges are reliable in critical industrial systems. They offer good weldability and structural integrity. These flanges reduce failure risks in severe environments. Their durability ensures cost-effective performance.
Types Of ASTM A182 Gr. F9 Alloy Steel Flanges
- Weld Neck Flange
- Slip On Flange
- Blind Flange
- Socket Weld Flange
- Threaded Flange
- Forged Flange
- OrificeFlange
ASTM A182 Gr. F9 Alloy Steel Flanges Specifications
| Specification | ASTM A182 F9 Flanges |
|---|---|
| Other Standard | B16.47 Series A & B/ B16.48, BS4504/ GOST |
| Production Technique | Forged/ Heat treated and machined |
| Manufacturer of | Forged/ Threaded/ Screwed / Plate |
| Available Size | NPS 1⁄₂” To 16” Manufacturer In India |
| List Of Schedule | SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180. |
| Standard And Dimensions | DIN 2501/ DIN 2527/ JIS/ ISO/ P235GH/ API/ EN 1092-2/ EN/ BS/ DIN 2561/ EN 1092-1 |
| Manufacturer Types | Slip On/ Threaded/ Reducing/ Weld Neck/ Socket Weld/ Blind/ Lap Joint |
| Flange Test | Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector |
| Coating | Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized |
| Methods | Forging Casting Rolling Cutting |
| EN Standard | 6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar |
| DIN Standard | PN6/ PN10/ PN16/ PN25/ PN40/ PN64 |
| JIS Standard | 5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K |
| Flange Equipment | Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc |
| Face Type | Raised Face Flat Face Ring Type Joint |
| Most common types | Weld Neck Ring Flanges (WNRF) Blind Ring Flanges (BLRF) Threaded Ring Flanges Lap Joint Ring Flanges (LJRF) Slip-On Ring Flanges (SORF) Socket Weld Ring Flanges (SWRF) Ring Type Joint Flanges (RTJF) |
| UNI Standard | 6 Bar/ 10 Bar/ 16 Bar/ 25 Bar/ 40 Bar |
| Supporting Material | Gasket/ Ring Joint/ Flange Bolts |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Manufacturer Pressure Class | Class 150 (lb) up to 24″ Class 300 (lb) up to 20″ Class 600 (lb) up to 20″ Class 900 (lb) up to 16″ Class 1500 (lb) up to 10″ Class 2500 (lb) up to 8″ |
ASTM A182 Gr. F9 Alloy Steel Flanges Equivalent Grades
| ASTM | UNS | EN |
|---|---|---|
| F9 | K90941 | 1.7386 |
ASTM A182 F9 Flanges Chemical Composition
| Grade | C | Mn | P | S | Si | Ni | Ch | Mo | Cb |
| F9 | 0.15 | 0.30-0.60 | 0.030 | 0.030 | 0.50-1.00 | – | 8.0-10.0 | 0.90-1.10 | – |
ASTM A182 F9 Alloy Steel Flanges Mechanical Properties
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F9 | 585 | 380 | 20 | – | 179-217 |
Why Choose Astromet Steel & Engineering?
This advanced resistance to intergranular corrosion because of the
- Consistent quality & competitive pricing
- Ready stock & custom fabrication
- International standard compliance
- On-time delivery worldwide
- Complete documentation & certification
ASTM A182 F9 Alloy Steel Flanges Usage & Applications
ASTM A182 F9 Alloy Steel Flanges are extensively used in thermal power plants, refineries, chemical plants, heat exchangers, and high-pressure steam pipelines.