product:steel pipe Standard:GB/T8163 Chinese national standard Application:General seamless steel ... word processingAccording to the needs of the customers can paint mark on the steel pipeapplicationsOil, natural gas, chemical industry, power ... 450C) etcSteel gradeQ195,Q195L,Q235 and so on PackingPlastic steel pipe cap ,plastic bag, steel strip bundledCertificateAPI, CCS, ISO9001:2000Delivery ...