1.Certification:ISO,API; 2.Size:DN10-920;WT2-65mm; 3.Standard:GB/T,ASME,API,JIS,DIN; 4.Materials:10#,20#,20G,20R,A106,A105,.. OUR MAIN PROSUCTS:CS PIPESTANDARDSTEEL GRADEAPPLICATIONAPPLICATIONJ55,K55,N80,L80,P110Specification for Casing and TubingAPI 5LA,B,X42/X46/X52/X56Specification for Line PipeASTM A53GR.A / GR.BBlack Steel PipeASTM A106GR.A / GR.BSeamless Carbon Steel For High Temperature ...