Lare Diameter Pipe & tube for ship.. 1.OD : 8.6"-31.93" inch 2. WT : 0.79- 4.72inch 3. as per API 5L Large diameter linepipe for conveying gas ,water, and petroleum of both the oil and natural gas industries.1. Standard : as per API SPEC 5L2.Material : APL SPEC 5L, PSL1/PSL2. B,X42, X52, X56, X 603. Size range : outside diameter : 8.6 - 31.93inch, wall thickness :0.79 - 4.72inch, length : 6000mm ...