Distributor of American petroleum institute (API) specification pipe. A333 GR 3/6 Carbon Steel Seamless Pipe is available in various sizes, weights and black and galvanized grades both seamless and electric welded. Rexal Tubes carries a large inventory of A333 GR 3/6 Carbon Steel Seamless Pipe & A106 carbon steel pipe. Our carbon steel pipe is only purchased from the top A.P.I. certified manufacturers, so you’ll know you’re buying quality API 5L carbon steel pipe. Large Diameter A333 GR 3/6 Welded Carbon and Alloy Steel Pipe is our specialty!
A333 GR 3/6 Carbon Steel Seamless Pipe specification covers nominal (average) wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. A333 GR 3/6 Welded Carbon and Alloy Steel Pipe Several grades of steel are included as listed in Table 1. Some product sizes may not be available under this specification because heavier wall thicknesses have an adverse affect in low-temperature impact properties.
A333 GR 3/6 Welded Carbon and Alloy Steel Pipe Testing: Transverse or Longitudinal Tension Test and Flattening Test, Hardness Test, or Bend Test
For material heat treated in a batch-type furnace, tests shall be made on 5% of the pipe from each treated lot. For small lots, at least one pipe shall be tested. For material heat treated by the continuous process, tests shall be made on a sufficient number of pipes to constitute 5% of the lot, but in no case less than 2 pipe.
Hydrostatic Test:
Impact Test: One notched bar impact test, consisting of breaking three specimens shall be made from each heat represented in a heat-treatment load on specimens taken from the finished pipe.