API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL IPIPI FOB TIANJIN Ngaphandle Ububanzi 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 908 98 9 863 2 1,002 1,002 1,002 Ukuqina 9.53 986 970 978 955 978 978 978 978 壁厚 (mm) 10 947 931 939 955 978 978 978 9...
Funda kabanzi