TCISA 049-2020 “领跑者”标准评价要求 热轧H型钢(报批稿).pdf

ICS77.080H01CISA团体标准T/CISAXXXX—XXXX“领跑者”标准评价要求热轧H型钢AssessmentrequirementsforforerunnerHot-rolledHsectionsteel...