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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2017
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Article
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Tab 1
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Research Article
A Model of Surface Residual Stress Distribution of Cold Rolling Spline
Table 1
Main chemical composition of grade 20 steel (mass fraction, %).
C
Si
Mn
P
S
Ni
Cr
0.20
0.17~0.37
0.35~0.65
≤0.035
≤0.035
≤0.30
≤0.25