... 1,seamless steel pipe factory 2,ISO9001-2008/ISO11960 3,third party inspection supported. 4,API 5CT-1043, ... L245,L290,L320,L360,L390,L415PSL 1:A,B,X42,X46,X52 B Structure seamless pipe20#,35#,45#,Q345,Q345B ... caps protection, wrapped by steel stripsShipment20 feet container load 25 tons pipe with length under 5.8m 40 feet ... container load 25 tons pipe with length under 11.8m We ...