China GB GB/T 1220 (1992) , GB/T 1221 (1992) , GB/T 8732 (2004) , 0Cr17Ni4Cu4Nb Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 0Cr17Ni4Cu4Nb | Precipitation-Hardening | GB | China | Stainless steel bars | 
| C | Si | Mn | P | S | Ni | Cr | Nb | Cu | 
|---|---|---|---|---|---|---|---|---|
| ≤0.07 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 3.00 -5.00 | 15.50 -17.50 | 0.15 -0.45 | 3.00 -5.00 | 
| 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) | 
|---|---|---|---|---|---|---|
| 812 (≥) | 324 (≥) | 12 | 12 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 431 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 43 | - | - | 0.41 | - | |||
| 788 | 733 | - | 41.3 | 134 | - | ||
| 212 | - | 42 | 21.2 | 122 | 332 | 
Heat treated : 1456°C - 1538°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| 0Cr17Ni4Cu4Nb | |||
| 0Cr17Ni4Cu4Nb | |||
| 0Cr17Ni4Cu4Nb | |||
| 0Cr17Ni4Cu4Nb | |||
| 0Cr17Ni4Cu4Nb | 
| GB/T 1220 (1992) | Stainless steel bars | GB-T-1220--(1992)--.pdf | 
| GB/T 1221 (1992) | Heat-resisting steel bars | GB-T-1221--(1992)-.pdf | 
| GB/T 8732 (2004) | Steels of blade for steam turbine | GB-T-8732--(2004)-.pdf | 
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