标准网

 找回密码
 立即注册

简单一步 , 微信登陆

QQ登录

只需一步,快速开始

收藏本版 (10) |订阅

化工行业标准(HG) 今日: 0|主题: 6586|排名: 15 

作者 回复/查看 最后发表
HG 20616-1997 带颈平焊钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 01037 biaozhuns 2016-12-26
HG 20617-1997 带颈对焊钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0793 biaozhuns 2016-12-26
HG 20618-1997 整体钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0839 biaozhuns 2016-12-26
HG 20619-1997 承插焊钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0862 biaozhuns 2016-12-26
HG 20620-1997 螺纹钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0865 biaozhuns 2016-12-26
HG 20621-1997 对焊环松套钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0898 biaozhuns 2016-12-26
HG 20622-1997 钢制管法兰盖(美洲体系) attachment lemon2000 2016-12-26 0776 biaozhuns 2016-12-26
HG 20623-1997 大直径钢制管法兰(美洲体系) attachment lemon2000 2016-12-26 0935 biaozhuns 2016-12-26
HG 20600-1997 平焊环松套钢制管法兰(欧洲体系) attachment lemon2000 2016-12-26 0873 biaozhuns 2016-12-26
HG 20624-1997 钢制管法兰技术条件(美洲体系) attachment lemon2000 2016-12-26 0839 biaozhuns 2016-12-26
HG 20601-1997 钢制管法兰盖(欧洲体系) attachment lemon2000 2016-12-26 0889 biaozhuns 2016-12-26
HG 20602-1997 不锈钢衬里法兰盖(欧洲体系) attachment lemon2000 2016-12-26 0924 biaozhuns 2016-12-26
HG 20603-1997 钢制管法兰技术条件(欧洲体系) attachment lemon2000 2016-12-26 0826 biaozhuns 2016-12-26
HG 20604-1997 钢制管法兰压力-温度等级(欧洲体系) attachment lemon2000 2016-12-26 0868 biaozhuns 2016-12-26
HG 20605-1997 钢制管法兰焊接接头和坡口尺寸(欧洲体系) attachment lemon2000 2016-12-26 0810 biaozhuns 2016-12-26
HG 20612-1997 钢制管法兰用金属环垫(欧洲体系) attachment lemon2000 2016-12-26 0895 biaozhuns 2016-12-26
HG 20613-1997 钢制管法兰用紧固件(欧洲体系) attachment lemon2000 2016-12-26 0915 biaozhuns 2016-12-26
HG 20625-1997 钢制管法兰压力-温度等级(美洲体系) attachment lemon2000 2016-12-26 0962 biaozhuns 2016-12-26
HG 20626-1997 钢制管法兰焊接接头和坡口尺寸(美洲体系) attachment lemon2000 2016-12-26 01000 biaozhuns 2016-12-26
HG 20634-1997 钢制管法兰用紧固件(美洲体系) attachment lemon2000 2016-12-26 0877 biaozhuns 2016-12-26
下一页 »

快速发帖

还可输入 120 个字符
您需要登录后才可以发帖 登录 | 立即注册

本版积分规则

Archiver|手机版|小黑屋|标准网 ( 浙ICP备19005909号 )

GMT+8, 2024-11-24 18:49 , Processed in 0.079677 second(s), 17 queries .

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

返回顶部 返回版块