Model Number: Thickness: 4.78-15.88mm Brand Name: Qichuan Key Specifications/Special Features: Item:SSAW welded steel tub(mm)Outsidediameter: 8-80 inchesThickness: 4.78-15.88mmLength: 6-22mExecutivestandards: API5L, ASTM 53, GB9711.1/9711.2

Grades: X42, X46, X52, X56, X60, X70, L242, L290, L320, L360, L390, L415, L450

Surface: black coating, black rust-proof oil, hot galvanizing, 3PE, epoxy coating

Shipmentperiod: accordingtoorder,usually7-30 daysafterthereceiptofdepositorL/C

Paymentmethods: T/TorL/Catsight

Capacity: 8,000.00tonspermonth