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SUS630

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SUS440F SUS631
#SUS630

Description

Japan JIS SUS630 precipitation-hardening stainless and SUS630 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SUS630
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SUS630 JIS Japan precipitation-hardening stainless
SUS416
SUS420J1
SUS420J2
SUS420F
SUS420F2
SUS431
SUS440A
SUS440B
SUS440C
SUS440F

Chemical composition(mass fraction)(wt.%) of the SUS630

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%) Nb(%)
Max 0.07 Max 1.00 Max 1.00 Max 0.04 Max 0.03 15.0-17.0 3.00-5.00 3.00-5.00 3.00-5.00

Mechanical Properties of steel grade SUS630

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)
581 (≥) 571 (≥) 24 31 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade SUS630

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 - -     0.11 -  
523 445 - 43.3 424   -  
536 - 43 14.2   411 412

Heat Treatment of steel grade SUS630

Heat treated : 1375°C - 1431°C

Technological Curves of steel grade SUS630

Cross Reference Table (Equivalent Grade) of SUS630

Grade Standard Country Application
SUS630 JIS Japan precipitation-hardening stainless
SUS630FB JIS Japan precipitation hardening
SUS440F SUS631
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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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