| Standard | ASTM B 135 ASME SB 135 / ASTM B 36 ASME SB 36 |
| Dimension | ASTM, ASME, and API |
| Size | 15mm NB to 150mm NB (1/2″ to 6″), 7″ (193.7mm OD to 20″ 508mm OD) |
| Tube Size | 6 mm OD x 0.7 mm to 50.8 mm OD x 3 mm thk. |
| Outer Diameter | 1.5 mm – 350 mm |
| Thickness | 0.3 – 9 mm |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Length | Double Random, Single Random, Cut Length |
| Types | Seamless / ERW / Welded / Fabricated |
| Surface | Black painting, varnish paint, anti-rust oil, hot galvanized, cold galvanized, 3PE |
| End | Plain End, Beveled End, Threaded |
