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AWS ER70S-7

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UNS K11140 UNS K11125
#AWS # # #ER70S-7

Description

AWS ER70S-7 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: AWS ER70S-7
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel AWS ER70S-7
AWS ER70S-2
UNS K10726
AWS ER70S-3
UNS K11022
AWS ER70S-4
UNS K11032
AWS ER70S-5
UNS K11357
AWS ER70S-6
UNS K11140

Chemical composition(mass fraction)(wt.%) of the AWS ER70S-7

 

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.07-0.15 0.5-0.8 1.5-2.0 0.025 0.035    
Mo Al Cu Nb Ti V Ce
    ≤0.5        
N Co Zr B Other    
        Cr+Ni+Mo+V≤0.5%    
             

Mechanical Properties of steel grade AWS ER70S-7

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)
764 (≥) 989 (≥) 22 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade AWS ER70S-7

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
13 - -     0.41 -  
738 753 - 11.3 433   -  
337 - 24 44.2   341 433

Heat Treatment of steel grade AWS ER70S-7

Heat treated : 1264°C - 1781°C

Technological Curves of steel grade AWS ER70S-7

Cross Reference Table (Equivalent Grade) of AWS ER70S-7

Grade Standard Country Application
Q195 China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
Q235 China Engineering and welding
Q235 B China Engineering and welding
Q235 C China Engineering and welding
Q235 D China Engineering and welding
Q255 A China Engineering and welding
Q255 B China Engineering and welding
Q275 China Engineering and welding
Q235q C China Bridge structure with steel
Q235q D China Bridge structure with steel
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
ASTM 1030 ASTM USA General use carbon steel bar
UNS G10300 UNS USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar
UNS K11140 UNS K11125
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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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