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A959 Type 304L

America ASTM A959Type304L 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: A959Type304L / A959 Type 304L
Category Grade Standard Region/Area Standard Content
Metals A959 Type 304L 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 304L

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 8.0000 12.0000 -
Mn - 2.0000 -
Cr 17.5000 19.5000 -
C - 0.0300 -

Mechanical Properties of steel grade A959 Type 304L

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)
144 (≥) 388 (≥) 22 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade A959 Type 304L

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
23 - -     0.32 -  
481 918 - 42.3 343   -  
738 - 41 13.2   214 314

Heat Treatment of steel grade A959 Type 304L

Heat treated : 1234°C - 1775°C

Technological Curves of steel grade A959 Type 304L

Cross Reference Table (Equivalent Grade) of A959 Type 304L

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