pipe used in bridge construction project

Alloy steel pipe refers to a type of steel pipe that is made from alloyed steel materials. Alloy steel is a combination of different elements, such as carbon, manganese, chromium, nickel, molybdenum, and others, in varying proportions. These alloying elements are added to enhance the properties of the steel, such as strength, hardness, corrosion resistance, and high-temperature performance.

A672 Pipe specification covers electric-fusion-welded steel pipe with filler metal added, fabricated from pressure vessel quality plate of several analyses and strength levels and suitable for high-pressure service at atmospheric and lower temperatures.

ASTM A192 Seamless Steel Tube is applied as minimum-wall-thickness, seamless carbon steel boiler and superheater tubes for high-pressure service

S235JRH is a designation for a specific grade of steel used in the manufacture of spiral steel pipes.