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ML20CrNiMo

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China GB ML20CrNiMo 冷镦钢丝 第1部分：热处理型冷镦钢丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ML20CrNiMo / ML20CrNiMo
Category Grade Standard Region/Area Standard Content
Metals ML20CrNiMo GB/T 5953.1 China 冷镦钢丝 第1部分：热处理型冷镦钢丝

Chemical composition(mass fraction)(wt.%) of the ML20CrNiMo

Element Min Max Similar

Mechanical Properties of steel grade ML20CrNiMo

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)
691 (≥) 257 (≥) 14 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade ML20CrNiMo

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
21 - -     0.11 -  
231 317 - 44.3 111   -  
891 - 22 21.2   212 221

Heat Treatment of steel grade ML20CrNiMo

Heat treated : 1668°C - 1169°C

Technological Curves of steel grade ML20CrNiMo

Cross Reference Table (Equivalent Grade) of ML20CrNiMo

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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