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A959 Type 26-3-3

America ASTM A959Type26-3-3 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: A959Type26-3-3 / A959 Type 26-3-3
Category Grade Standard Region/Area Standard Content
Metals A959 Type 26-3-3 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 26-3-3

Element Min Max Similar
Ti+Cb - 1.0000 -
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Other - - -
Ni 1.0000 3.5000 -
N - 0.0400 -
Mo 3.0000 4.0000 -
Mn - 1.0000 -
Cr 25.0000 28.0000 -
C - 0.0300 -

Mechanical Properties of steel grade A959 Type 26-3-3

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)
938 (≥) 532 (≥) 41 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade A959 Type 26-3-3

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
43 - -     0.34 -  
522 319 - 22.3 133   -  
132 - 43 14.2   322 422

Heat Treatment of steel grade A959 Type 26-3-3

Heat treated : 1262°C - 1299°C

Technological Curves of steel grade A959 Type 26-3-3

Cross Reference Table (Equivalent Grade) of A959 Type 26-3-3

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