Size: OD: 4 1/2"- 20" (114.3mm-508mm) WT: 0. 205"- 0.635"

Length: R1, R2, R3

Standard & Grade:API 5CT, SY/T 6194, BS EN ISO 11960, NF M87-207, JIS G3439, IS:4270, H-40, J55, K-55, N-80, N80Q, C-75, L-80, C-90, T-95, P110, Q-125

Surface:  Black Painting, Corrosion proofing water-based paint

Usage: Tube for conveying gas, water, and oil in both and natural gas industries.