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25X20H9B2M

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25X18H9C2 26X14H2
#25X20H9B2M

Description

Russia GOST 25X20H9B2M Specialsteel Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 25X20H9B2M
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 25X20H9B2M GOST Russia Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%) of the 25X20H9B2M

C Si Mn P S Cr Ni Mo
0.23 -0.30 1.00 -1.60 1.00 -1.60 ≤0.030 ≤0.030 19.00 -21.00 8.00 -10.00 ≤0.30

Mechanical Properties of steel grade 25X20H9B2M

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)
727 (≥) 221 (≥) 21 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 25X20H9B2M

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
31 - -     0.14 -  
463 391 - 22.3 421   -  
752 - 34 21.2   232 114

Heat Treatment of steel grade 25X20H9B2M

Heat treated : 1458°C - 1591°C

Technological Curves of steel grade 25X20H9B2M

25X18H9C2 26X14H2
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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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