API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIP EXW Kunze Diameter 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.1, 60 8 863.1, 60 8 863.6 1,064 1,064 1,064 1,064 Ukobvu 9.53 1,072 1,056 1,064 1,041 1,041 1,041 1,041 1,041 壁厚 (...
Verenga zvimwe