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ML20CrMoA

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ML16CrSiNi ML30CrMoA
#ML20CrMoA

Description

China GBT ML20CrMoA China structural steel and alloy steel and ML20CrMoA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: ML20CrMoA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel ML20CrMoA GBT China China structural steel and alloy steel
ML18
ML20
ML25
ML30
ML35
ML40
ML45
ML20MnA
ML30CrMnSiA
ML16CrSiNi

Chemical composition(mass fraction)(wt.%) of the ML20CrMoA

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%)
0.17-0.24 0.17-0.37 0.40-0.70 0.03 0.03 0.80-1.10 Max 0.40 0.15-0.25 0.2

Mechanical Properties of steel grade ML20CrMoA

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)
152 (≥) 857 (≥) 22 24 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade ML20CrMoA

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
12 - -     0.44 -  
917 791 - 23.3 334   -  
521 - 43 32.2   343 323

Heat Treatment of steel grade ML20CrMoA

Heat treated : 1113°C - 1768°C

Technological Curves of steel grade ML20CrMoA

Cross Reference Table (Equivalent Grade) of ML20CrMoA

Grade Standard Country Application
ML20CrMoA GBT China China structural steel and alloy steel
ML16CrSiNi ML30CrMoA
Available Suppliers
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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