Model Number: sino004-#7625 Brand Name: sino sources Key Specifications/Special Features: API 5L Gr.B seamless steel pipe, API 5L Gr.B seamless steel tube 1.Item API 5L Gr.B Seamless Steel Pipe /API 5L Gr.B Seamless Steel Tube API5LGR.BSteelPipe,API 5L Gr.B Steel seamless Pipe,Steel Pipe,Carbon Steel Pipe, 2. Standard ASTMA106-2006,ASTMA53-2007,ASTMA53M-2007,API5CT,API5L,API5DP,etc. 3. Material API5LGr.B,A25,A,B,X42,X46,X52,X56,X60,X65,X70,X80,X100,X120,etc. 4. Specifications OutDiameter 6~2500mm WallThickness 1~120mm Length 5.8m,6m,11.8m,12m,orasrequired. 5. Surface Oil-coating,varnish,Galvanized,orend-protectionbyplasticcapstobeconfirmed