... ,X60,X72,X42 Productsfactory we are specialising in: Quality standard: API 5L Gas and petroleum pipelines GB/T9711 Petroleum and natural ... 1626, DIN 2460,TS1997, UNI 6363, AWWA C-200 Steel Grade:Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F ... -203 Cement Mortar Lining according to AWWA C-205, BS534 api oil tube