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C70U

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1.1520 C80U
#C70U

Description

C70U Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: C70U
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel C70U
1.2767
AISI A10
AISI A2
AISI A3
AISI A4
Electrode 100S-1
C70W1
1.1520
1.4088
56CrNiMoV7

Chemical composition(mass fraction)(wt.%) of the C70U

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 0.65-0.75  0.10-0.30  0.10-0.40  0.030  0.030        

Mechanical Properties of steel grade C70U

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)
428 (≥) 615 (≥) 14 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade C70U

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
23 - -     0.22 -  
175 948 - 11.3 443   -  
131 - 11 11.2   414 323

Heat Treatment of steel grade C70U

Heat treated : 1314°C - 1111°C

Technological Curves of steel grade C70U

Cross Reference Table (Equivalent Grade) of C70U

Grade Standard Country Application
C70U Carbide for cutting tools
C70U Carbide for cutting tools
C70U Spain structural alloy steel
EN C70U EN Euronorm Tool steel
1.1520 C80U
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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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