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20CrNi3A

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China YB 20CrNi3A 汽车半轴套管用无缝钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 20CrNi3A / 20CrNi3A
Category Grade Standard Region/Area Standard Content
Metals 20CrNi3A YB/T 5035 China 汽车半轴套管用无缝钢管

Chemical composition(mass fraction)(wt.%) of the 20CrNi3A

Element Min Max Similar
Mo - 0.1000 -
Cu - 0.2000 -
S - 0.0300 -
P - 0.0300 -
Ni - 0.3000 -
Cr - 0.2500 -
Mn 0.3000 0.6000 -
Si 0.1700 0.3700 -
C 0.1700 0.2400 -

Mechanical Properties of steel grade 20CrNi3A

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)
885 (≥) 222 (≥) 43 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade 20CrNi3A

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
11 - -     0.24 -  
411 395 - 34.3 121   -  
444 - 34 12.2   314 411

Heat Treatment of steel grade 20CrNi3A

Heat treated : 1776°C - 1194°C

Technological Curves of steel grade 20CrNi3A

Cross Reference Table (Equivalent Grade) of 20CrNi3A

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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Jiangyou Longhai Special Steel Co.,Ltd.

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