Standard Specification for Free-Machining Stainless Steel Bars
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.025 | ||
| Mn | - | 0.50 | ||
| Si | - | 1.00 | ||
| P | - | 0.03 | ||
| S | 0.15 | 0.35 | ||
| Cr | 17.50 | 18.50 | ||
| Ni | - | 1.00 | ||
| Mo | 2.00 | 2.50 | ||
| Ti | 0.30 | 1.00 | ||
| N | - | 0.025 |
Standard Specification for Free-Machining Stainless Steel Bars
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 693 (≥) | 743 (≥) | 24 | 44 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 324 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 171 (≥) | 653 (≥) | 43 | 43 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 499 | 444 | 776 |
We can customize the production of A 582 S18235 grade, contact us for the best solution.
–sales@specificsteel.com