Grade

Common End-Use

ASTM A335 P11/P22

Power plant steam piping, refineries

ASTM A335 P91

High-temp supercritical boiler systems

A519 4130 / 4140

Mechanical tubing, automotive/engineering components

304 / 304L

General corrosive service, food processing, architectural

316 / 316L

Chemical, offshore, desalination, sour gas

Inconel 600 / 625

High-temp oxidation/corrosion resistance, aerospace, heat exchangers

Inconel 718

Aerospace, gas turbines, high-stress high-temp

Hastelloy C276 / C22

Severe corrosion, acid handling, chemical reactors, flue gas

A333 Gr.6

Low-temperature service