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ASTM B464

Alloy 20 Welded Pipe

ASTM B464 Standards And Specifications

This specification covers Alloy 20 Welded Pipe for general corrosion resistant and for low or high temperature service.

ASTM B464 - Welded Alloy Pipe

ASTM B464 Pipe

ASTM B464 Welded Pip is made from flat rolled sheet stock by an automatic welding process with no addition of filler metal. ASTM B464 Pipe covers, nominal pipe sizes up to and including NPS 6 [168 mm] with the nominal wall thicknesses given as Schedules 5S, 10S, and 40S and nominal pipe sizes up to and including NPS 2 [60 mm] also including Schedule 80S.

Scope And Manufacturing

ASTM B464 specification is for Welded Alloy 20 Pipe for corrosion resistant and high temperature vessels. The welded pipe is subjected to heat treatment, and its composition shall conform to the chemical requirements for carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, columbium, niobium, tantalum, nitrogen, and iron. The material shall conform to the mechanical property requirements for tensile strength, yield strength, and elongation. The pipe shall be tested using the following: flattening test, nondestructive test requirements, and transverse guided bend test. The length are single random, double random & cut length. Ends given to pipe are Plain end, Beveled end, Threaded end.

Siddhagiri Metals and Tubes offers Welded Pipe of Alloy 20 (ASTM B464 UNS N08020) in all sizes. These pipes provides excellent mechanical strength, resistance to thermal creep deformation, good surface stability and resistance to corrosion or oxidation.


We are exporter of ASTM B464 Welded pipes in Alloy 20 Grade. Alloy 20 welded pipe are used in chemical industry, oil and gas industry, etc. Contact us for best offers on carpenter 20 pipes.
Other Names: ASTM B464 Welded Pipe, Alloy 20 Welded Pipe, ASTM B464 UNS N08020, Carpenter 20 pipes
Material: Alloy 20
Brand: Siddhagiri Metals and Tubes
Manufacturer : Siddhagiri Metals and Tubes
Rating: 3.8/5 based on 70 customer reviews

Our Inventory of ASTM B464 Material

  • ASTM B464 UNS N08020