1. OD: 8''-86’’ (219-2184mm)
2. WT: 6-22mm
3. Metarial: L210-450, GrB, X42-70 etc.
4. Standards: API 5L/5CT
5 Testing: Eddy current/Hydrostatic/ Ultrasonic/ Intergranular Corrosion etc.
6 Packing: seaworthy packing
7 Application: for water, oil and gas transmission, ship-building, mine etc.