API 5L GR.B/ASTM A53 GR.B, KELULI KARBON, PAIP KELULI LSAW EXW Diameter Luar 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.68 ,108 ,108 ,108 ,108 72 1,072 1,072 1,072 Tebal 9.53 1,080 1,064 1,072 1,048 1,048 1,048 1,048 1,048 壁厚 (mm) 10 1,041 1,025 1...
Baca lagi