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12MoCr22

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R52 I2MoCr50
#12MoCr22

Description

Romania STAS/SR 12MoCr22 Structural steel and 12MoCr22 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 12MoCr22
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 12MoCr22 STAS/SR Romania Structural steel
26MnSil7
9SiMn16
10Ni35
HSiMn10
RV510
A4
A5
R37
R44
R52

Chemical composition(mass fraction)(wt.%) of the 12MoCr22

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) Al(%)
0.08-0.15 0.15-0.50 0.40-0.70 0.035 0.030 2.00-2.50 0.30 0.90-1.10 0, 30 0.015-0.035

Mechanical Properties of steel grade 12MoCr22

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)
746 (≥) 952 (≥) 34 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade 12MoCr22

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
14 - -     0.32 -  
163 491 - 41.3 421   -  
899 - 23 22.2   123 342

Heat Treatment of steel grade 12MoCr22

Heat treated : 1986°C - 1327°C

Technological Curves of steel grade 12MoCr22

Cross Reference Table (Equivalent Grade) of 12MoCr22

Grade Standard Country Application
12MoCr22 STAS/SR Romania Structural steel
R52 I2MoCr50
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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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