Quality Inspection: 1.Our factory has its own "experimental testing center".CNAS Laboratory Accreditation Certificate (the second private enterprise ....
PRODUCT DESCRIPTION Bao Steel ASTM round hot rolled weled carbon steel black pipe Advantages Our products are supplied according to American ASTM / .....
PRODUCT DESCRIPTION Top Quality ASTM A53 A106 API 5L GR.B ERW Carbon Steel Pipe With Reasonable Price Advantages We adhere to the development concept ...
PRODUCT DESCRIPTION Introduction to carbon steel pipe Carbon steel pipes are divided into hot-rolled and cold-rolled (drawn) steel pipes. The outer .....
PRODUCT DESCRIPTION MTC Round Carbon Steel q235b q345 a106 Welded Black Steel Pipe Carbon steel pipes are divided into two categories: hot-rolled and ...