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NEWS

→　Where do rectangular hollow sections usually be used? (2018-12-6)

→　inspection for seamless steel pipe (2018-12-4)

→　Scope of application of threaded flange (2018-11-29)

→　Cause of wrong side of spiral steel pipe (2018-11-27)

→　Use of boiler tubes (2018-11-22)

→　What are the requirements for corrosion resistance of galvanized steel pipes? (2018-11-20)

→　Is carbon steel pipe and seamless steel pipe a material? (2018-11-15)

→　Basic principles of test and inspection for seamless steel pipe (2018-11-13)

→　How to judge the shoddy oil pipeline? (2018-11-8)

→　Manufacturing technology of hollow section (2018-11-2)

→　The price of seamless pipe will go up (2018-10-30)

→　Seamless Steel Pipe Enterprise Facing Challenges (2018-10-30)

→　What are the quality inspection and acceptance criteria for welded steel pipes? (2018-10-25)

→　Characteristics of screen pipe (2018-10-23)

→　The development of boiler pipe technology (2018-10-18)

→　Why does galvanized pipe become whitish? (2018-10-16)

→　How to store carbon steel pipes (2018-10-11)

→　Common quality defects of seamless steel tube heat treatment (2018-10-9)

→　The performance of oil pipeline (2018-9-27)

→　How to bend the hollow sections heat treatment without wrinkling? (2018-9-25)

→　Seamless pipe features (2018-9-20)

→　Development of welded pipe (2018-9-18)

→　Performance of stainless steel pipe at low temperature (2018-9-13)

→　Production process of boiler pipe (2018-9-11)

→　Characteristics of galvanized steel pipe (2018-9-7)

→　Manufacturing process of carbon steel pipe (2018-9-7)

→　How to improve seamless steel pipe technology (2018-9-7)

→　The heat treatment of oil pipeline (2018-9-7)

→　Forming method of hollow sections (2018-9-6)

→　Heat treatment process of seamless pipe (2018-9-5)

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