GOST R 54864-2016
用于焊接钢结构的热变形无缝钢管. 规格

Hot-deformed seamless steel pipes for the welded steel structures. Specifications



GOST R 54864-2016相似标准


推荐





Copyright ©2007-2022 ANTPEDIA, All Rights Reserved
京ICP备07018254号 京公网安备1101085018 电信与信息服务业务经营许可证:京ICP证110310号