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Add:Fl19th,Huameng Business Plaza, No.2 Chezhan Road, Lucheng District, Wenzhou, Zhejiang Prov
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Seamless Steel Pipe
Jun 25, 2018

Because of its different manufacturing processes, it is divided into hot-rolled (extrusion) seamless steel tubes and cold drawn (rolled) seamless steel tubes. Cold drawn (rolled) tube is divided into two kinds of round tube and shaped tube.


Seamless tube is a long strip steel with a hollow section and no joints around it. The types of seamless pipes are as follows: (1) Seamless pipes for general structures and mechanical structures (GB8162-87) (2) Seamless pipes for low and medium pressure boilers (GB/T3087-1999) (3) Seamless pipes for high-pressure boilers ST45.8/111(GB5310-85) (4) Seamless tube for conveying fluid (GB/T8163-1999) (5) Cold drawn or cold rolled precision seamless tube (GB3639-83) (6) Steel tube for geological drilling (YB235-70) (7) Petroleum Drilling Pipe (YB528-65)


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    Zhejiang Zhonggang Mining Co.,Ltd
    Add:Fl19th,Huameng Business Plaza, No.2 Chezhan Road, Lucheng District, Wenzhou, Zhejiang Prov
    Tel:+86-0577-86008557
    Mob:+8613600679430
    E-mail:marketing@zjzgsteel.com
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