UK B.S. BS EN 10088-1, BS EN 10088-2, BS EN 10088-3, BS EN 10088-4, BS EN 10088-5, BS EN 10250-4, X5CrNiCuNb16-4 Specialsteel Open die steel forgings for general engineering purposes - Part 4: Stainless steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | X5CrNiCuNb16-4 | Precipitation-Hardening | B.S. | UK | Open die steel forgings for general engineering purposes - Part 4: Stainless steels | 
| C | Si | Mn | P | S | Cr | Ni | Mo | Nb+Ta | Cu | 
|---|---|---|---|---|---|---|---|---|---|
| ≤0.07 | ≤0.70 | ≤1.50 | ≤0.04 | ≤0.015 | 15.00 -17.00 | 3.00 -5.00 | ≤0.60 | 5×C -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) | 
|---|---|---|---|---|---|---|
| 897 (≥) | 477 (≥) | 32 | 42 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 413 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 14 | - | - | 0.11 | - | |||
| 575 | 335 | - | 42.3 | 444 | - | ||
| 824 | - | 21 | 43.2 | 442 | 231 | 
Heat treated : 1333°C - 1392°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| X5CrNiCuNb16-4 | |||
| X5CrNiCuNb16-4 | |||
| X5CrNiCuNb16-4 | |||
| X5CrNiCuNb16-4 | 
| BS EN 10088-1 | Stainless steels - Part 1: List of stainless steels | BS-EN-10088-1.pdf | 
| BS EN 10088-2 | Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes | BS-EN-10088-2.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 | 
| BS EN 10088-4 | Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes | BS-EN-10088-4.pdf | 
| BS EN 10088-5 | Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes | BS-EN-10088-5.pdf | 
| BS EN 10250-4 | Open die steel forgings for general engineering purposes - Part 4: Stainless steels | BS-EN-10250-4.pdf | 
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