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Designation:
Steel S355J2G3 ????S355J2G3EN 10250-2:1999 Number: parison of steel gradesJUS (?.0561 ?.0562 ?.0563)DIN St52-3NBS50DGOST -AISI-UNI-NF-?Chemical analysis - by mass Chemical Mo. by mass022055160003
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违法有害信息,请在下方选择原因提交举报