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STS630FB

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STS630 STS631
#STS630

Description

Korea KS D 3691 (2001), STS630FB Specialsteel Stainless steel blooms and billets for forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS630FB
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS630FB Precipitation-Hardening KS Korea Stainless steel blooms and billets for forgings

Chemical composition(mass fraction)(wt.%) of the STS630FB

C Si Mn P S Cr Ni Mo N Cu Nb
≤0.07 ≤1.00 ≤1.00 ≤0.040 ≤0.030 15.00 -17.00 3.00 -5.00 ≤ ≥ ≤ ≥ 3.00 -5.00 0.15 -0.45

Mechanical Properties of steel grade STS630FB

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)
262 (≥) 635 (≥) 13 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade STS630FB

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 - -     0.31 -  
859 748 - 42.3 424   -  
696 - 43 24.2   332 233

Heat Treatment of steel grade STS630FB

Heat treated : 1554°C - 1661°C

Technological Curves of steel grade STS630FB

Cross Reference Table (Equivalent Grade) of STS630FB

Grade Standard Country Application
STS630
STS630

Relevant standard of STS630FB

D 3691 (2001) Stainless steel blooms and billets for forgings D-3691-(2001).pdf
STS630 STS631
Available Suppliers
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...

Rfq.: sales@longhaisteel.com
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