France AFNOR NF EN 10028-7, NF EN 10088-1, NF EN 10088-2, NF EN 10088-3, NF EN 10216-5 (2004), NF EN 10250-4, NF EN 10253-3, NF EN 10253-4, NF EN 10272, NF EN 10297-2 (2005), X2CrNiMoCuN25-6-3 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 | X2CrNiMoCuN25-6-3 | Duplex steel | AFNOR | France | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
C | Si | Mn | P | S | Cr | Mo | Ni | N | Cu |
---|---|---|---|---|---|---|---|---|---|
≤0.030 | ≤0.70 | ≤2.00 | ≤0.035 | ≤0.015 | 24.00 -26.00 | 2.70 -4.00 | 5.50 -7.50 | 0.15 -0.30 | 1.00 -2.50 |
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) |
---|---|---|---|---|---|---|
451 (≥) | 221 (≥) | 21 | 21 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 |
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 |
---|---|---|---|---|---|---|---|
34 | - | - | 0.22 | - | |||
446 | 366 | - | 13.3 | 213 | - | ||
343 | - | 44 | 33.2 | 424 | 132 |
Heat treated : 1436°C - 1148°C
Grade | Standard | Country | Application |
---|---|---|---|
GX2CrNiMoCuN25-6-3-3 | |||
GX2CrNiMoCuN25-6-3-3 | |||
X2CrNiMoCuN25-6-3 | |||
X2CrNiMoCuN25-6-3 |
NF EN 10028-7 | Flat products made of steels for pressure purposes - Part 7: Stainless steels | NF-EN-10028-7.pdf |
NF EN 10088-1 | Stainless steels - Part 1: List of stainless steels | NF-EN-10088-1.pdf |
NF EN 10088-2 | Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes | NF-EN-10088-2.pdf |
NF 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 | NF-EN-10088-3.pdf |
NF EN 10216-5 (2004) | Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes | NF-EN-10216-5-(2004).pdf |
NF EN 10250-4 | Open die steel forgings for general engineering purposes - Part 4: Stainless steels | NF-EN-10250-4.pdf |
NF EN 10253-3 | Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements | NF-EN-10253-3.pdf |
NF EN 10253-4 | Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements | NF-EN-10253-4.pdf |
NF EN 10272 | Stainless steel bars for pressure purposes | NF-EN-10272.pdf |
NF EN 10297-2 (2005) | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel | NF-EN-10297-2-(2005).pdf |
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