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SK3M

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SK2M SK4M
#SK3M

Description

Japan JIS SK3M Cold rolled special steel strip and SK3M Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SK3M
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SK3M JIS Japan Cold rolled special steel strip
SKH51
SKH52
SKH53
SKH54
SKH55
SKH56
SKH57
SKH58
SKH59
SK2M

Chemical composition(mass fraction)(wt.%) of the SK3M

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
1.00-1.10 Max 0.35 Max 0.50 Max 0.030 Max 0.030 Max 0.30 Max 0.25 Max 0.25

Mechanical Properties of steel grade SK3M

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)
579 (≥) 793 (≥) 41 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade SK3M

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
21 - -     0.14 -  
221 183 - 12.3 241   -  
337 - 24 43.2   123 114

Heat Treatment of steel grade SK3M

Heat treated : 1327°C - 1451°C

Technological Curves of steel grade SK3M

Cross Reference Table (Equivalent Grade) of SK3M

Grade Standard Country Application
SK3M JIS Japan Cold rolled special steel strip
SK2M SK4M
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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