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A534 20MnCr4-2

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America ASTM A53420MnCr4-2 用于耐摩擦轴承的渗碳钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A53420MnCr4-2 / A534 20MnCr4-2
Category Grade Standard Region/Area Standard Content
Metals A534 20MnCr4-2 ASTM A534 America 用于耐摩擦轴承的渗碳钢

Chemical composition(mass fraction)(wt.%) of the A534 20MnCr4-2

Element Min Max Similar
Si - 0.4000 -
S - 0.0150 -
P - 0.0250 -
O - 0.0020 -
Mn 0.6500 1.1000 -
Cu - 0.3000 -
Cr 0.4000 0.7500 -
C 0.1700 0.2300 -
Al - 0.0500 -

Mechanical Properties of steel grade A534 20MnCr4-2

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)
939 (≥) 426 (≥) 33 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade A534 20MnCr4-2

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
14 - -     0.13 -  
132 536 - 44.3 324   -  
978 - 24 41.2   144 224

Heat Treatment of steel grade A534 20MnCr4-2

Heat treated : 1735°C - 1689°C

Technological Curves of steel grade A534 20MnCr4-2

Cross Reference Table (Equivalent Grade) of A534 20MnCr4-2

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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