UK B.S. BS EN 10028-7, BS EN 10088-1, BS EN 10088-2, BS EN 10088-3, BS EN 10088-4, BS EN 10088-5, BS EN 10216-5 (2004), BS EN 10217-7, BS EN 10222-5, BS EN 10250-4, BS EN 10253-3, BS EN 10253-4, BS EN 10263-5, BS EN 10272, BS EN 10296-2 (2005), BS EN 10297-2 (2005), X2CrNiMoN22-5-3 Specialsteel Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | X2CrNiMoN22-5-3 | Duplex steel | B.S. | UK | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel | 
| C | Si | Mn | P | S | Cr | Ni | Mo | N | 
|---|---|---|---|---|---|---|---|---|
| ≤0.03 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.015 | 21.00 -23.00 | 4.50 -6.50 | 2.50 -3.50 | 0.10 -0.22 | 
| 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) | 
|---|---|---|---|---|---|---|
| 743 (≥) | 721 (≥) | 23 | 43 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 444 | 
| 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 | - | - | 0.12 | - | |||
| 417 | 627 | - | 42.3 | 342 | - | ||
| 537 | - | 44 | 12.2 | 124 | 323 | 
Heat treated : 1678°C - 1333°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| GX2CrNiMoN22-5-3 | |||
| GX2CrNiMoN22-5-3 | |||
| X2CrNiMoN22-5-3 | |||
| X2CrNiMoN22-5-3 | 
| BS EN 10028-7 | Flat products made of steels for pressure purposes - Part 7: Stainless steels | BS-EN-10028-7.pdf | 
| 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 10216-5 (2004) | Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes | BS-EN-10216-5-(2004).pdf | 
| BS EN 10217-7 | Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes | BS-EN-10217-7.pdf | 
| BS EN 10222-5 | Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels | BS-EN-10222-5.pdf | 
| BS EN 10250-4 | Open die steel forgings for general engineering purposes - Part 4: Stainless steels | BS-EN-10250-4.pdf | 
| BS EN 10253-3 | Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements | BS-EN-10253-3.pdf | 
| BS EN 10253-4 | Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements | BS-EN-10253-4.pdf | 
| BS EN 10263-5 | Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels | BS-EN-10263-5.pdf | 
| BS EN 10272 | Stainless steel bars for pressure purposes | BS-EN-10272.pdf | 
| BS EN 10296-2 (2005) | Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel | BS-EN-10296-2-(2005).pdf | 
| BS EN 10297-2 (2005) | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel | BS-EN-10297-2-(2005).pdf | 
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