Alloy Wire International
Datasheet: Stainless Steel 1.4310
Stainless Steel 1.4310
Stainless Steel 1.4310 is capable of high tensile strength whilst retaining good ductility following cold work, and displays good levels of corrosion resistance thanks to its levels of Chromium and Nickel. Stainless Steel 1.4310 is widely used in the production of high strength stainless steel springs.
Available in all profile options
Key Features
Stainless Steel 1.4310 offers the following key features:
Good mechanical properties and corrosion resistance
Capable of high tensile strength following cold work
Magnetic following cold work
Typical Applications
Stainless Steel 1.4310 is known to be suitable for the following applications:
Springs and high strength components
Engineered components
Chemical processing
Electronic equipment
Designations
W.Nr. 1.4310
UNS S30100
AWS 131
Specifications
BS EN 10088-3
DIN EN 10270-3
Chemical Composition
Stainless Steel 1.4310 is known to be suitable for the following applications:
| Element | Min % | Max % |
|---|---|---|
| C | 0.05 | 0.12 |
| Mn | – | 2.00 |
| P | – | 0.045 |
| S | – | 0.015 |
| Si | – | 2.00 |
| Cr | 16.00 | 19.00 |
| Ni | 6.00 | 9.50 |
| N | – | 0.11 |
| Mo | – | 0.80 |
| Fe | BAL |
Alloy Details
Stainless Steel 1.4310 density, melting point, coefficient of expansion, modulus of rigidity, and elasticity is indicated in the table below:
| Density | Melting Point | Coefficient of Expansion | Modulus of Rigidity | Modulus of Elasticity |
|---|---|---|---|---|
| 7.90 g/cm³ | 1420 °C | 17.6 μm/m °C (20 – 100 °C) | 76 kN/mm² | 190 kN/mm² |
| 0.285 lb/in³ | 2590 °F | 9.8 x 10-6 in/in °F (70 – 212 °F) | 11000 ksi | 28000 ksi |
Heat treatment of finished parts
The typical heat treatment of Stainless Steel 1.4310:
| Condition as supplied by AWI | Type | Temperature | Time | Cooling |
|---|---|---|---|---|
| Annealed or Spring Temper | Stress Relieve | 250 – 400 °C (480 – 750 °F) | 1 Hr | Air |
Properties
The typical mechanical properties of Stainless Steel 1.4310:
| Annealed | ||
|---|---|---|
| Approx. tensile strength | <800 N/mm² | <116 ksi |
| Approx. operating temperature | -200 to +300 °C | -330 to +570 °F |
| Spring Temper | ||
|---|---|---|
| Approx. tensile strength | 1600 – 2200 N/mm² | 232 – 319 ksi |
| Approx. operating temperature | -200 to +300 °C | -330 to +570 °F |
The above tensile strength ranges are typical. If you require different please ask.
