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S47450

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2Cr11NiMoNbVN S47670
#2Cr11NiMoNbVN #S47450 #S47670

Description

China GB GB/T 8732 (2004) , S47450 Specialsteel Steels of blade for steam turbine and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S47450
Category Class Grade Standard Country Application
Steel GradesSpecialsteel S47450 GB China Steels of blade for steam turbine

Chemical composition(mass fraction)(wt.%) of the S47450

C Mn P S Si Ni Cr Mo Cu V Al N Nb
0.1500 -0.2000 0.5000 -0.8000 ≤0.0200 ≤0.0150 ≤0.5000 0.3000 -0.6000 10.0000 -12.0000 0.6000 -0.9000 ≤0.1000 0.2000 -0.3000 ≤0.0300 0.0400 -0.0900 0.2000 -0.6000

Mechanical Properties of steel grade S47450

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)
749 (≥) 151 (≥) 32 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade S47450

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
12 - -     0.21 -  
762 736 - 13.3 212   -  
837 - 41 11.2   444 333

Heat Treatment of steel grade S47450

Heat treated : 1243°C - 1525°C

Technological Curves of steel grade S47450

Relevant standard of S47450

GB/T 8732 (2004) Steels of blade for steam turbine GB-T-8732--(2004)-.pdf
2Cr11NiMoNbVN S47670
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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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