Sunday, 25 December 2016

ASTM A672 High-pressure Welded Pipe

ASTM A672 High-pressure Welded Pipe Updated Price, ASTM A672 specification covers electrical-fusion-welded steel pipe for high-pressure service at moderate temperatures. Heat treatment may or may not be required to attain the desired properties or to comply with applicable code requirements. Most common ASTM A672 High-pressure Welded Pipe uses are in refineries and plants when gasses or fluids are transported at high temperatures and pressures. ASTM A672 High-pressure Welded Pipe is suitable for bending, flanging and similar forming operations.
ASTM A672 Carbon Steel Welded Pipes Specification
Sizes (Seamless): 1/2" NB – 60" NB
Sizes (ERW): 1/2" NB – 24" NB
Sizes (SAW): 16" NB – 100" NB  
The specification nominally covers pipe 16 in. [400 mm] in outside diameter or larger with wall thicknesses up to 3 in. [75 mm], inclusive. Pipe having other dimensions may be furnished provided it complies with all other requirements of this specification.
ASTM A672 Caton 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.
ASTM A672 Carbon Steel Black Pipe Application: 
Buildings, infrastructure, tools, ships, automobiles, machines and appliances are all made from steel. Steel is frequently used because it is durable and safe. Building materials underground may be susceptible to rotting and pests. Since ASTM A672 High-pressure Welded Pipe steel is non-combustible and makes it harder for fire to spread, it is good to use when building homes. ASTM A672 Carbon Steel Black Pipe is highly resistant to shock and vibration. ASTM A672 High-pressure Welded Pipe is Environmentally Friendly as well Cost-Effective.
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