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ASTM 1070M

2020-04-14 21:39:57
     
Steel Grade : ASTM 1070M
Tpye : High carbon anti friction bearing steel(ASTMA295—1998)
     
CHEMICAL COMPOSITION    
C(%) : 0.65~0.75
Si(%) : 0.15~0.35
Mn(%) : 0.80~1.10
P(%)≤ : 0.025
S(%)≤ : 0.015
Cr(%) : ≤0.2
Mo(%) : ≤0.1
Ni(%) : 0.25
Other(%) : Cu0.35③
     
     
Remark:    
①, The steel grade is AISI/SAE series, the content have been adjusted for P, S and  individual Si.
②, It should have the following elements in steel if not specified: Cr≤0.20%,Mo≤0.10%,Ni≤0.25%,Cu≤0.35%.
③, The whole aluminum and oxygen content should be the following:Alt≤0.050%,O2≤0.0015%.
     
     


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