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SM48

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SM45A W18Cr4V
#SM48

Description

China SM48 Plastic mould with Hot-rolled steel plate and SM48 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SM48
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SM48 China Plastic mould with Hot-rolled steel plate
SM3Cr2Mo
SM3Cr2Ni1Mo
SM2CrNi3MoAl1S
SM4Cr5MoSiV
SM4Cr5MoSiV1
SMCr12Mo1V1
SM2Cr13
SM3Cr17Mo
SM4Cr13
SM45A

Chemical composition(mass fraction)(wt.%) of the SM48

C(％) Si(％) Mn(％) P(％) S(％)
0.45～0.51 0.17～0.37 0.50～0.80 ≤0.030 ≤0.030

Mechanical Properties of steel grade SM48

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)
719 (≥) 253 (≥) 34 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade SM48

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
24 - -     0.32 -  
336 781 - 41.3 213   -  
267 - 42 23.2   141 431

Heat Treatment of steel grade SM48

Heat treated : 1639°C - 1569°C

Technological Curves of steel grade SM48

Cross Reference Table (Equivalent Grade) of SM48

Grade Standard Country Application
SM50 China Plastic mould with flat steel
SM48 China Plastic mould with Hot-rolled steel plate
SM45A W18Cr4V
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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