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Foreign trade department: Dongguan Pulin Metal Co., Ltd. was established in year 2...
Certification:GB/T 19001-2008 , ISO 9001:2008 , TS16949 EN10297-1 E235 , E275 , E315...
EN E235, E355 cold rolled / cold drawn steel tubes are protected internally and exter...
API 5L gr.b psl1/2 Seamless Carbon Steel Pipe Seamless Carbon Steel Pipe 1. Certi...
DIN 17175 15Mo3,13CrMo44 alloy steel pipe Liaocheng HONGJU STEEL PIPE Co.,Ltd MR ...