42CrMo4 4140 42CD4 708M40 40CrMo4/F1252 42CrMo 2244 42CrMo4 35KHV 38KHV
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42CrMo4
EN 10083-3/EN 10132-3
Number:1.7225
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Comparision of steel grades
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AISI
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4140
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DIN
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42CrMo4
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AFNOR
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42CD4
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BS
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708M40
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UNI
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42CrMo4
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UNE
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40CrMo4/F1252
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GB
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42CrMo
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SS
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2244
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SFS
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42CrMo4
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GOST
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35KHV/38KHV
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ISO
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42CrMo4
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Grade
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C
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P.max
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S.max
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Si.max
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Mn
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Cr
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Ni.
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Mo
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V
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42CrMo4
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0.38-
0.45
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0.025
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0.035
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0.40
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0.60-
0.90
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0.90-
1.20
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-
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0.15-
0.30
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-
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Grade
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Thickness
(mm)
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Annealed+cold drawn(+A+C)
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Hardness HB maximun values
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||
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42CrMo4
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≥5≤10
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300
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>10≤16
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290
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>16≤40
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285
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>40≤63
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280
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>63≤100
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280
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Source:
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