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ML15MnB⑤

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ML35B ML20MnB
#ML15MnB⑤

Description

China GBT ML15MnB⑤ China structural steel and alloy steel and ML15MnB⑤ Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: ML15MnB⑤
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel ML15MnB⑤ GBT China China structural steel and alloy steel
ML30Mn
ML35Mn
ML37Cr
ML40Cr
ML30CrMo
ML35CrMo
ML42CrMo
ML20B
ML28B
ML35B

Chemical composition(mass fraction)(wt.%) of the ML15MnB⑤

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) B(%) Al(%)
0.14-0.20 Max 0.40 1.20-1.60 0.035 0.035 — 0.0005-0.0035 0.02

Mechanical Properties of steel grade ML15MnB⑤

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)
654 (≥) 586 (≥) 33 11 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade ML15MnB⑤

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 - -     0.14 -  
863 682 - 14.3 144   -  
112 - 44 34.2   132 433

Heat Treatment of steel grade ML15MnB⑤

Heat treated : 1811°C - 1696°C

Technological Curves of steel grade ML15MnB⑤

Cross Reference Table (Equivalent Grade) of ML15MnB⑤

Grade Standard Country Application
ML15MnB⑤ GBT China China structural steel and alloy steel
ML35B ML20MnB
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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