API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Diameter Derveyî 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 9498986 002 1,002 1,002 1,002 Stûrahî 9,53 986 970 978 955 978 978 978 978 壁厚 (mm) 10 947 931 939 955 978 978 978 9...
Zêdetir bixwînin