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A959 Type XM-25

America ASTM A959TypeXM-25 锻制不锈钢用说明协调标准等级构成的标准指南 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A959TypeXM-25 / A959 Type XM-25
Category Grade Standard Region/Area Standard Content
Metals A959 Type XM-25 ASTM A959 America 锻制不锈钢用说明协调标准等级构成的标准指南

Chemical composition(mass fraction)(wt.%) of the A959 Type XM-25

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni 5.0000 7.0000 -
Mo 0.5000 1.0000 -
Mn - 1.0000 -
Cu 1.2500 1.7500 -
Cr 14.0000 16.0000 -
Cb - - -
C - 0.0500 -

Mechanical Properties of steel grade A959 Type XM-25

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)
563 (≥) 477 (≥) 12 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade A959 Type XM-25

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
32 - -     0.11 -  
422 942 - 34.3 332   -  
163 - 14 32.2   314 321

Heat Treatment of steel grade A959 Type XM-25

Heat treated : 1178°C - 1286°C

Technological Curves of steel grade A959 Type XM-25

Cross Reference Table (Equivalent Grade) of A959 Type XM-25

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