Alloy 904L is a low carbon, high alloy Austenitic stainless steel that intended for use under severe corrosion conditions. Compared with 316L, 904L does not make much difference in strength or hardness. Its higher content of chromium, nickel and a small amount of copper to provide better corrosion and wear resistance.
UNS designation: UNS N08904
JIS Equivalent: QS 2025 MC
EN/DIN Numerical Equivalent: EN 1.4539
EN/DIN Symbolical Equivalent: X1NiCrMoCu25-20-5
Available Forms and Specifications
904L seamless pipe/tube: ASTM B677, ASTM A312, ASTM A 213, ASTM A 269
Petroleum and petrochemical equipment, such as reactors;
Storage and transportation equipment of sulfuric acid, such as heat exchanger;
Gas desulphurization equipment in power plant, such as absorber tower body, flue, door plate, internal parts, spray system;
Scrubber and fan in an organic acid treatment system.
Alloy 904L is widely used in oil and gas industrial, marine industrial, chemical processing and nuclear industrial. LKALLOY is one of the best vendors of 904L stainless steel pipe, plate and pipe fittings. We are the leading in supplying superb quality Alloy 904L, which is well known for their excellent strength and good corrosion resistance.
Room 2509, Block A, ITL Building, Gangwu Road, Xi’an, China