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首頁 AS /NZS 3678 - 2016 熱軋結(jié)構(gòu)鋼板剧董、波紋板和厚板

熱軋結(jié)構(gòu)鋼板气穴、波紋板和厚板 AS /NZS 3678 - 2016

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①The use of sulfide modification steelmaking techniques (such as Ca addition) is permitted for listed grades
②For Z25 grades sulfur 0. 008% maximllm. Z35 grades sulfur 0.005% maximum.
③Boron shall not be int entionally added to the steel without the agreement of the purchaser
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