China GB GB/T 1220 (1992) , GB/T 3280 (2007) , GB/T 4237 (1992) , GB/T 4240 (1993) , GB/T 4356 (2002) , JB/T 6398 (2006) , 4Cr13 Specialsteel Cold rolled stainless steel sheets and plates and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application |
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 4Cr13 | Martensite | GB | China | Cold rolled stainless steel sheets and plates |
| C | Si | Mn | P | S | Ni | Cr |
|---|---|---|---|---|---|---|
| 0.36 -0.45 | ≤0.60 | ≤0.80 | ≤0.035 | ≤0.030 | ≤0.60 | 12.00 -14.00 |
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 335 (≥) | 127 (≥) | 12 | 21 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 234 |
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
|---|---|---|---|---|---|---|---|
| 31 | - | - | 0.13 | - | |||
| 539 | 151 | - | 43.3 | 334 | - | ||
| 228 | - | 41 | 42.2 | 222 | 324 |
Heat treated : 1763°C - 1819°C
| GB/T 1220 (1992) | Stainless steel bars | GB-T-1220--(1992)--.pdf |
| GB/T 3280 (2007) | Cold rolled stainless steel sheets and plates | GB-T-3280--(2007)-.pdf |
| GB/T 4237 (1992) | Hot rolled stainless steel sheets and plates | GB-T-4237--(1992)--.pdf |
| GB/T 4240 (1993) | Stainless steel wires | GB-T-4240--(1993)-.pdf |
| GB/T 4356 (2002) | Stainless steel wire rods | GB-T-4356--(2002)-.pdf |
| JB/T 6398 (2006) | Heavy stainless acid resistant and heat resistant steel forgings | JB-T-6398--(2006)-.pdf |
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