ASTM A74-20

Standard Specification for Cast Iron Soil Pipe and Fittings

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STANDARD published on 1.1.2020

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The information about the standard:

Designation standards: ASTM A74-20
Publication date standards: 1.1.2020
SKU: NS-982032
The number of pages: 45
Approximate weight : 135 g (0.30 lbs)
Country: American technical standard
Category: Technical standards ASTM

The category - similar standards:

Metal fittings

Annotation of standard text ASTM A74-20 :

This specification covers cast gray iron soil pipe and fittings for use in gravity flow plumbing, drain, waste and vent sanitary, and storm water applications. These pipe and fittings are not intended for pressure applications. The cast iron shall be produced by an established commercial method that provides control over chemical and physical properties. Castings shall be sound, true to pattern, and of compact close grain that permits drilling and cutting by ordinary methods and its interior surface shall be reasonably smooth and free from defects. Ferrous scrap, pig iron, and any recycled ferrous material to be used in the melting operation shall be screened for radioactivity. Tension test shall include breaking load, machined diameter, and tensile strength. Chemical test shall conform to the chemical composition requirements prescribed for phosphorous, sulfur, chromium, titanium, aluminum, lead, and carbon equivalent. Dimension requirements for hub, spigot, barrel, grooves, water seal and trap, and threads of the pipe and fittings are detailed. The pipe and fittings shall be uniformly coated with a material suitable for the purpose.

cast iron, fitting, hub and spigot pipe, pipe, soil pipe,, ICS Number Code 23.040.40 (Metal fittings)

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