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A959 Type 442

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America ASTM A959Type442 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: A959Type442 / A959 Type 442
Category Grade Standard Region/Area Standard Content
Metals A959 Type 442 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 442

Element Min Max Similar
Si - 1.0000 -
S - 0.0400 -
P - 0.0400 -
Ni - 0.6000 -
Mn - 1.0000 -
Cr 18.0000 23.0000 -
C - 0.2000 -

Mechanical Properties of steel grade A959 Type 442

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)
831 (≥) 455 (≥) 34 21 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade A959 Type 442

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 - -     0.24 -  
135 967 - 33.3 333   -  
853 - 43 11.2   332 343

Heat Treatment of steel grade A959 Type 442

Heat treated : 1114°C - 1135°C

Technological Curves of steel grade A959 Type 442

Cross Reference Table (Equivalent Grade) of A959 Type 442

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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