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A521 Class CF

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America ASTM A521ClassCF 一般工业用闭式模钢锻件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A521ClassCF / A521 Class CF
Category Grade Standard Region/Area Standard Content
Metals A521 Class CF ASTM A521/A521M America 一般工业用闭式模钢锻件

Chemical composition(mass fraction)(wt.%) of the A521 Class CF

Element Min Max Similar

Mechanical Properties of steel grade A521 Class CF

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)
794 (≥) 967 (≥) 23 21 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade A521 Class CF

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
31 - -     0.33 -  
137 859 - 32.3 224   -  
688 - 23 12.2   313 413

Heat Treatment of steel grade A521 Class CF

Heat treated : 1538°C - 1449°C

Technological Curves of steel grade A521 Class CF

Cross Reference Table (Equivalent Grade) of A521 Class CF

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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