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SK140

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1.3355 SK1
#SK140

Description

Japan JIS SK140 Carbon tool steel and SK140 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SK140
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SK140 JIS Japan Carbon tool steel
S6-5-2
1.3343
S6-5-3
1.3344
S2-9-1
1.3346
S2-9-2
1.3348
S18-0-1
1.3355

Chemical composition(mass fraction)(wt.%) of the SK140

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
1.30-1.50 0.15-0.35 0.15-0.50 Max 0.030 Max 0.030 Max 0.030 Max 0.025 Max 0.025

Mechanical Properties of steel grade SK140

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)
449 (≥) 935 (≥) 31 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade SK140

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 - -     0.14 -  
697 716 - 22.3 422   -  
981 - 33 44.2   414 131

Heat Treatment of steel grade SK140

Heat treated : 1196°C - 1752°C

Technological Curves of steel grade SK140

Cross Reference Table (Equivalent Grade) of SK140

Grade Standard Country Application
SK140 JIS Japan Carbon tool steel
1.3355 SK1
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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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