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SUS 630

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SUS 630 SUS 630
#SUS-630

Description

Japan JIS G 4311 (2011), SUS 630 Specialsteel Heat-resisting steel bars and wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 630
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 630 Precipitation-Hardening JIS Japan Heat-resisting steel bars and wire rods

Chemical composition(mass fraction)(wt.%) of the SUS 630

C Si Mn P S Cr Ni Mo N Cu Nb
≤0.07 ≤1.00 ≤1.00 ≤0.04 ≤0.03 15.00 -17.00 3.00 -5.00 ≤ ≥ ≤ ≥ 3.00 -5.00 0.15 -0.45

Mechanical Properties of steel grade SUS 630

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)
969 (≥) 529 (≥) 42 21 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade SUS 630

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 - -     0.31 -  
812 396 - 24.3 121   -  
539 - 14 44.2   121 122

Heat Treatment of steel grade SUS 630

Heat treated : 1361°C - 1682°C

Technological Curves of steel grade SUS 630

Relevant standard of SUS 630

G 4311 (2011) Heat-resisting steel bars and wire rods G-4311-(2011).pdf
SUS 630 SUS 630
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