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18CrNi4A

Favorite Datasheet

China HB 18CrNi4A 航空结构钢热处理工艺 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18CrNi4A / 18CrNi4A
Category Grade Standard Region/Area Standard Content
Metals 18CrNi4A HB/Z 136 China 航空结构钢热处理工艺

Chemical composition(mass fraction)(wt.%) of the 18CrNi4A

Element Min Max Similar

Mechanical Properties of steel grade 18CrNi4A

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)
724 (≥) 194 (≥) 22 32 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade 18CrNi4A

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 - -     0.21 -  
228 916 - 11.3 211   -  
475 - 14 42.2   141 244

Heat Treatment of steel grade 18CrNi4A

Heat treated : 1844°C - 1763°C

Technological Curves of steel grade 18CrNi4A

Cross Reference Table (Equivalent Grade) of 18CrNi4A

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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