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SUH 661

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SUH 660WSB SUH 661
#SUH-661

Description

Japan JIS G 4311 (2011), SUH 661 Specialsteel Heat-resisting steel bars and wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUH 661
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUH 661 Austenite JIS Japan Heat-resisting steel bars and wire rods

Chemical composition(mass fraction)(wt.%) of the SUH 661

C Si Mn P S Cr Ni Mo W Co Nb N
0.08 -0.16 ≤1.00 1.00 -2.00 ≤0.04 ≤0.03 20.00 -22.50 19.00 -21.00 2.50 -3.50 2.00 -3.00 18.50 -21.00 0.75 -1.25 0.10 -0.20

Mechanical Properties of steel grade SUH 661

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)
627 (≥) 377 (≥) 33 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SUH 661

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
13 - -     0.43 -  
142 487 - 33.3 414   -  
572 - 23 31.2   123 322

Heat Treatment of steel grade SUH 661

Heat treated : 1984°C - 1827°C

Technological Curves of steel grade SUH 661

Relevant standard of SUH 661

G 4311 (2011) Heat-resisting steel bars and wire rods G-4311-(2011).pdf
SUH 660WSB SUH 661
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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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