Cylinders Bottle Tube
Standard：GB18248 Q 321088HGB3 ASTM A519 Application: For the manufacture of gas cylinders Common Material：4130X
Standard：GB18248 Q 321088HGB3 ASTM A519 Application: For the manufacture of gas cylinders Common Material：4130X
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恒钢集团 HENG STEEL GROUP
青岛恒佳钢管有限公司 QINGDAO HENGJIA STEEL PIPE CO., LTD
地址：青岛市敦化路138号西王大厦2801
ADD:2801,WEST BUILDING ,138NO,DUNHUA RD., QINGDAO,CHINA
电话/TEL： 0086-0532-85650417
传真/FAX：0086-0532-85650417
邮箱/EMAIL：hengjia@hengjiasteel.com
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