USA AMS SB-674, SB-674 N08925 Specialsteel Specification for UNS N08904, UNS N08925 and UNS N08926 Welded Tube and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | SB-674 N08925 | Austenite | AMS | USA | Specification for UNS N08904, UNS N08925 and UNS N08926 Welded Tube |
C | Mn | Si | P | S | Cr | Ni | Mo | Cu | N |
---|---|---|---|---|---|---|---|---|---|
≤0.02 | ≤1.00 | ≤0.50 | ≤0.045 | ≤0.03 | 24.00 -26.00 | 19.00 -21.00 | 6.00 -7.00 | 0.80 -1.50 | 0.10 -0.20 |
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) |
---|---|---|---|---|---|---|
967 (≥) | 177 (≥) | 31 | 21 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 232 |
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 |
---|---|---|---|---|---|---|---|
22 | - | - | 0.31 | - | |||
276 | 875 | - | 44.3 | 124 | - | ||
562 | - | 31 | 41.2 | 222 | 323 |
Heat treated : 1839°C - 1997°C
Grade | Standard | Country | Application |
---|---|---|---|
Cronifer 2803 Mo | |||
CrOnifer 1925 hMO(N08925) | |||
JS 1925 6Mo |
SB-674 | Specification for UNS N08904, UNS N08925 and UNS N08926 Welded Tube | SB-674.pdf |
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