Detailed Product Description 1)Type:tubes2)Size: OD: 13.7-660mm 1/4''-28'' WT:1.8mm-80mm Length:5.8-20m3)Standard: API5L, API5CT, ASTM-A106, ASTM-A53, SY5037-2000, GB/T9711.1-19974)Steel grade: Gr.A, Gr.B, A25, A25P, A, B, X42, X46, X52, X56, X60, X65, X70, X80, L175, L175P, L210, L245, L290, L320, L360, L390, L415, L450, L4855)Package: Bundles, seaworthy wooden casesWith or without edge ...