UK B.S. BS EN 10088-1, BS EN 10088-3, X90CrMoV18 Specialsteel Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | X90CrMoV18 | Martensite | B.S. | UK | Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes | 
| C | Si | Mn | P | S | Cr | Ni | Mo | V | 
|---|---|---|---|---|---|---|---|---|
| 0.85 -0.95 | ≤1.00 | ≤1.00 | ≤0.04 | ≤0.015 | 17.00 -19.00 | ≤ ≥ | 0.90 -1.30 | 0.07 -0.12 | 
| 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) | 
|---|---|---|---|---|---|---|
| 457 (≥) | 915 (≥) | 33 | 14 | 21 | 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 | 
|---|---|---|---|---|---|---|---|
| 13 | - | - | 0.43 | - | |||
| 754 | 156 | - | 12.3 | 334 | - | ||
| 572 | - | 22 | 23.2 | 121 | 112 | 
Heat treated : 1427°C - 1694°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| X90CrMoV18 | 
| BS EN 10088-1 | Stainless steels - Part 1: List of stainless steels | BS-EN-10088-1.pdf | 
| BS EN 10088-3 | Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes | BS-EN-10088-3.pdf | 
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