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40CrNi12

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40Cr10XS 40CrNi12S
#40CrNi12

Description

Romania STAS/SR 40CrNi12 Alloy structural steel and 40CrNi12 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 40CrNi12
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 40CrNi12 STAS/SR Romania Alloy structural steel
39MoAlCr15X
39MoAlCr15XS
40BOL0
40BCr10S
40BCr10X
40BCr10XS
40Cr10
40Cr10S
40Cr10X
40Cr10XS

Chemical composition(mass fraction)(wt.%) of the 40CrNi12

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) Ti(%)
0.36 -0.44 0.17- 0.37 0.50-0.80 0.035 0.035 0.45-0.75 1.00-1.40 0.15 0.3 0.02

Mechanical Properties of steel grade 40CrNi12

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)
622 (≥) 632 (≥) 22 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 40CrNi12

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
44 - -     0.41 -  
355 255 - 11.3 244   -  
965 - 22 44.2   133 324

Heat Treatment of steel grade 40CrNi12

Heat treated : 1923°C - 1237°C

Technological Curves of steel grade 40CrNi12

Cross Reference Table (Equivalent Grade) of 40CrNi12

Grade Standard Country Application
40CrNi12 STAS/SR Romania Alloy structural steel
40CrNi12S STAS/SR Romania Alloy structural steel
40CrNi12q STAS/SR Romania Alloy structural steel
40Cr10XS 40CrNi12S
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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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