SS 17-4 PH Round bars is a chromium-copper precipitation hardening stainless steel that is commonly used in various applications that require high strength (maintained approximately 316 degrees Celsius) and corrosion resistance properties.
Product Specifications
| Specifications | Properties |
|---|---|
| Standard | ASTM / ASME SA A582, A276, A564, ASTM A484 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Stainless Steel 17-4PH Round Bars | Outside Diameter in the range of 4mm to 500mm |
| Stainless Steel 17-4PH Bright Bars | Outside Diameter in the range of 4mm to 100m |
| Stainless Steel 17-4PH Hex Bars | 18mm – 57mm (11/16″ to 2-3/4″) |
| Stainless Steel 17-4PH Square Bars | 18mm – 47mm (11/16″ to 1-3/4″) |
| Stainless Steel 17-4PH Flats | 1/2” to 10” in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Length | 1 to 6 Meters, Custom Cut Lengths |
Chemical Properties
| Element | SS 17-4PH |
|---|---|
| Ni | 5.0 Max |
| C | 0.7 Max |
| Cb+Ta | 0.45 Max |
| Mn | 1.00 Max |
| P | 0.07 Max |
| S | 0.03 Max |
| Si | 1.0 Max |
| Cr | 17.5 |
| Cu | 4.0 |
| Mo | 0.05 |
| Fe | Balanced |
Mechanical Properties
| Element | SS 17-4PH |
|---|---|
| Melting Point | 1510 °C (2750 °F) |
| Tensile Strength min | 160,000 |
| Yield Strength | 145,000 |
| Elongation min | 5% |
Applications
- Exhaust Systems and Manifolds
- Heat Exchangers
- Bellows
- Oil Refinery Equipment
- Furnace Parts and Firewalls
- Automotive
- Chemical
Features
- High tensile strength and toughness
- Excellent corrosion resistance
- It is best suited for forging and welding
- Machinability operations
- Oxidation resistance
- Have a good resistance to sulphide stress cracking