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2013-05-23 12:21
求翻译:The steel shall comply in quality and strength at least with structural steel St 37 2 according to DIN 17100 or to Grade 43A according to BS 4360. If a steel of higher tensile grade is offered the appropriate Specification which details both mechanical and chemical properties shall be provided. The steel shall be fre是什么意思?![]() ![]() The steel shall comply in quality and strength at least with structural steel St 37 2 according to DIN 17100 or to Grade 43A according to BS 4360. If a steel of higher tensile grade is offered the appropriate Specification which details both mechanical and chemical properties shall be provided. The steel shall be fre
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