Seamless Steel Pipe: 1) Sizes of Seamless Steel Pipe: 1/4'' to 24'' 2) Standards of Seamless Steel Pipe: ASTM A53 Gr.B, A106Gr.B, API5LB, X42 3) Surface of Seamless Steel Pipe: Oiled or black painted to prevent rust 4) Marking of Seamless Steel Pipe: As per customer's requirement 5) Steel Grade of Seamless Steel Pipe: 10#, 20#, Q345 B...

ERW steel pipe OD: 1/4 "---48" steel pipe WT: SCH20 SCH30 SCH 40 SCH80 SCH160 steel pipe We can also produce big tube for dia. 377-4,000mm / thickness: 8-50mm and spiral pipe with the DN ranging from 219 to 3420 mm and 6-25mm thickness steel pipe ERW Steel Pipe: Nominal caliber :21.3-609.6 Thickness :2-30 Length :6-12...

Spiral welded steel pipe(SAW steel pipe) 1.Double-side Spiral Submerged-arc Welded Steel Pipe 2.DN(219mm---2420mm) steel pipe 3.Wallthickness(5.6mm--20.6mm) steel pipe 4.Excutitive Standard: API 5L steel pipe 5.Grade : B(L245)/X42(L290)/X52(L360)X60(L450) steel pipe MSN : caodongyue2008AThotmail.com Google talk :...