... ,DIN ,JIS ,BS ,ISO ,GB, SH, AND, SH ,etcmaterialCarbon Steel :ASTM A106/ A53 ASTM A 179 Gr.A/B, API5L ... the needs of the customers can paint mark on the steel pipeapplicationsOil, natural gas, chemical industry, power plants, food ... ) etcSteel gradeQ195,Q195L,Q235 and so on PackingPlastic steel pipe cap ,plastic bag, steel strip bundledCertificateAPI, CCS, ISO9001:2000Delivery PortTian jin , ...