ISO ISO ISO X33CrNiMnN23 3 ISO standard valve austenite steel and ISO X33CrNiMnN23 3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Special Alloy | ISO X33CrNiMnN23 3 | ISO | ISO | ISO standard valve austenite steel | 
| ISO H21 | |||||
| ISO H22 | |||||
| ISO NiCr22Mo9Nb | |||||
| ISO X50CrSi8 2 | |||||
| ISO X45CrSi9 3 | |||||
| ISO X85CrMoV18 2 | |||||
| ISO X55CrMnNiN20 8 | |||||
| ISO X53CrMnNiN21 9 | |||||
| ISO X50CrMnNiNbN21 9 | |||||
| ISO X53CrMnNiNbN21 9 | 
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) | W(%) | N(%) | Other(%) | 
|---|---|---|---|---|---|---|---|---|---|---|
| 0.28-0.38 | 0.50-1.00 | 1.50-3.50 | Max 0.05 | Max 0.03 | 22.0-24.0 | 7.00-9.00 | Max 0.50 | Max 0.50 | 0.25-0.35 | C+N≥0.90,Nb+Ta 2.00-3.00 | 
| 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) | 
|---|---|---|---|---|---|---|
| 548 (≥) | 121 (≥) | 11 | 11 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 142 | 
| 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 | - | |||
| 837 | 673 | - | 23.3 | 324 | - | ||
| 616 | - | 21 | 31.2 | 323 | 234 | 
Heat treated : 1998°C - 1635°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| ISO X33CrNiMnN23 3 | ISO | ISO | ISO standard valve austenite steel | 
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