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31X19H9MBБT

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08X18H12Б 36X18H25C2
#31X19H9MBБT

Description

Russia GOST 31X19H9MBБT 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: 31X19H9MBБT
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 31X19H9MBБT Austenite GOST Russia Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%) of the 31X19H9MBБT

C Si Mn P S Cr Ni Mo W Ti Nb
0.28 -0.35 ≤0.80 0.80 -1.50 ≤0.035 ≤0.020 18.00 -20.00 8.00 -10.00 1.00 -1.50 1.00 -1.50 0.20 -0.50 0.20 -0.50

Mechanical Properties of steel grade 31X19H9MBБT

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)
236 (≥) 316 (≥) 33 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade 31X19H9MBБT

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
32 - -     0.21 -  
665 592 - 23.3 312   -  
418 - 22 44.2   112 222

Heat Treatment of steel grade 31X19H9MBБT

Heat treated : 1679°C - 1735°C

Technological Curves of steel grade 31X19H9MBБT

Cross Reference Table (Equivalent Grade) of 31X19H9MBБT

Grade Standard Country Application
31X19H9MBБT
08X18H12Б 36X18H25C2
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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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