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ML42CrMo

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ML35CrMo ML20B
#ML42CrMo

Description

China GBT ML42CrMo China structural steel and alloy steel and ML42CrMo Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: ML42CrMo
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel ML42CrMo GBT China China structural steel and alloy steel
ML40
ML45
ML15Mn
ML25Mn
ML30Mn
ML35Mn
ML37Cr
ML40Cr
ML30CrMo
ML35CrMo

Chemical composition(mass fraction)(wt.%) of the ML42CrMo

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) Al(%)
0.38-0.45 Max 0.30 0.60-0.90 0.035 0.035 0.90-1.20 0.15-0.25 —

Mechanical Properties of steel grade ML42CrMo

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)
925 (≥) 335 (≥) 14 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade ML42CrMo

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 - -     0.21 -  
263 168 - 41.3 443   -  
533 - 31 32.2   141 213

Heat Treatment of steel grade ML42CrMo

Heat treated : 1441°C - 1221°C

Technological Curves of steel grade ML42CrMo

Cross Reference Table (Equivalent Grade) of ML42CrMo

Grade Standard Country Application
ML42CrMo GBT China China structural steel and alloy steel
ML42CrMoA GBT China China structural steel and alloy steel
ML35CrMo ML20B
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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