Stainless Steel 347 / 347H Forged Fittings
Arrow Piping Solutions is a trusted manufacturer and supplier of SS 347 / 347H Forged Fittings, widely used for high-temperature and corrosive service conditions. The addition of columbium and tantalum in this alloy enhances resistance to intergranular corrosion and provides exceptional creep strength and durability.
We supply SS 347 / 347H Forged Fittings in a wide range of sizes, thicknesses, and custom specifications. With our in-house advanced machinery and skilled professionals, we ensure each fitting offers high tensile strength, excellent weldability, and long service life under extreme industrial conditions.
Stainless Steel 347 / 347H Forged Fittings Range:
- SS 347 / 347H Forged Coupling
- SS 347 / 347H Hex Bushing
- Stainless Steel 347 / 347H Plug
- Stainless Steel 347 High Pressure Forged Pipe Fittings
- ASTM A182 SS 347 Threaded Union
- 347H Stainless Steel Socketweld 45° Elbow
- SS 347 / 347H 90° Socket Weld Cross
- Stainless Steel 347 / 347H Threaded Elbow
- Stainless Steel 347 Screwed Half Coupling
- Stainless Steel 347 S/W Reducing Tee
- Stainless Steel 347 Threaded Cap
Specifications
| Specification | ASTM A182 / ASME SA182 |
|---|---|
| Dimension Standards | ASME B16.11, MSS-SP-79, MSS-SP-83, MSS-SP-95, MSS-SP-97, BS3799 |
| Size Range | 1/8" NB to 4" NB |
| Type | Socketweld, Screwed-Threaded (NPT/PT) |
| Pressure Rating | Threaded: 2000 / 3000 / 6000 LBS Socketweld: 3000 / 6000 / 9000 LBS |
Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
|---|---|---|---|---|
| SS 347 | 1.4550 | S34700 | SUS 347 | X6CrNiTi18-10 |
| SS 347H | 1.4961 | S34709 | SUS 347H | X12CrNiTi18-9 |
Arrow Piping Solutions uses premium-grade raw materials and offers reliable packaging with boxes, cartons, and pallets to ensure safe delivery of all SS 347 / 347H Forged Fittings.
Chemical Composition of Stainless Steel 347 / 347H Forged Fittings
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
|---|---|---|---|---|---|---|---|---|---|
| SS 347 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 - 12.00 | 5(C+N) – 0.70 max |
| SS 347H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
Mechanical Properties of Stainless Steel 347 / 347H Forged Fittings
| Density | Melting Point | Tensile Strength | Yield Strength (0.2% Offset) | Elongation |
|---|---|---|---|---|
| 8.0 g/cm³ | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35% |
Manufacturing Standards
| ASTM A182 – ASME SA182 | Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings |
| ASME B16.9 | Factory-Made Wrought Buttwelding Fittings |
| ASME B16.11 | Socket Welding and Threaded Forged Fittings |
| MSS SP-43 | Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications |
| MSS SP-95 | Swage(d) Nipples and Bull Plugs |
| BS3799 | Specification for Steel pipe fittings, screwed and Socket-welding for the petroleum industry |
Applications of SS 347 / 347H Forged Fittings
- Chemical Industry
- Petrochemical Industry
- Marine & Power Transmission Industry
- Power Plants
- Energy Industries
- Pharmaceutical Processing
- Modern Architecture
- Home Appliances
- Water Waste Projects
- Synthetic Fiber Manufacturing
- Heat Exchangers
- Fluid Piping
- Dairy and Food Processing
- Furniture Industry
Arrow Piping Solutions offers premium-grade SS 347 / 347H Forged Fittings at competitive prices with fast delivery and full technical support. Contact us today for inquiries, bulk orders, or product customization.