API 5L/ASTM A53 GR.B, u'amea kaponi, LSAW u'amea FOB TIANJIN Vaitafe i fafo 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 ,1,07 4 ,1.08 , 1.08 , 1.08 58 1,058 1,058 1,058 Mafiafia 9.53 1,066 1,050 1,058 1,035 1,035 1,035 1,035 1,035 壁厚 (mm) 10 1,027 1,01...
Faitau atili