18-15 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | High Alloy | 18-15 | |||
| 17-7 PH | |||||
| 17-10 P | |||||
| 17-14 CuMo | |||||
| 17-22-A | |||||
| 17-22-AS | |||||
| 17-22-AV | |||||
| 18-2Mn | |||||
| 18-3Mn | |||||
| 18-4Mn | |||||
| 18-9LW | 
| C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni | 
|---|---|---|---|---|---|---|
| 0.18 | 3.70-4.30 | 2.00 | 0.020 | 0.020 | 17.0-18.50 | 14.00-15.50 | 
| Mo | Al | Cu | Nb | Ti | V | Ce | 
| ≤0.20 | ≤0.50 | |||||
| N | Co | Pb | B | Other | ||
| 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) | 
|---|---|---|---|---|---|---|
| 779 (≥) | 949 (≥) | 32 | 14 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.13 | - | |||
| 421 | 837 | - | 23.3 | 143 | - | ||
| 822 | - | 13 | 21.2 | 214 | 243 | 
Heat treated : 1257°C - 1423°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| X2CrNiMo18-15-4 | AFNOR | France | Austenite | 
| X1CrNiSi18-15-4 | AFNOR | France | Austenite | 
| ISO X2CrNiMoN18-15-5 | ISO standard thermal deformation of stainless steel | ||
| EN X1CrNiSi18-15-4 | EN | Euronorm Tool steel | |
| EN X1CrNiSi18-15-4 | EN | Euronorm Stainless Steel | |
| EN X1CrNiSi18-15-4 | EN | Euronorm Stainless Steel | |
| EN X1CrNiSi18-15’4 | EN | Euronorm Stainless Steel | |
| EN X2CrNiMo18-15-4 | EN | Euronorm Stainless Steel | |
| EN X2CrNiMo18-15-4 | EN | Euronorm Stainless Steel | |
| EN X2CrNiMo18-15-4 | EN | Euronorm Stainless Steel | 
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com