904L stainless steel chemical composition (%):

C≤0.03, Si≤1.00, Mn≤2.00, P≤0.035, S≤0.03, Ni:23.0-25.0, Cr:18.0-20.0,Mo:3.0-4.0, Cu:4.0-5.0.

Mechanical properties:

Tensile strength (Rm N/mm2):490,

Yield strength (RP0.2N/mm2):216,

Elongation A5% :35.

Density :8.24g/cm3

Purpose:

* Petroleum and petrochemical equipment, such as reactors in petrochemical equipment, etc.

* Sulfuric acid storage and transportation equipment, such as heat exchangers.

* Power plant flue gas desulfurization device, the main use parts are: absorption tower body, flue, door plate, internal parts, spray system, etc. Scrubbers and fans in organic acid treatment systems.

* Seawater treatment equipment, seawater heat exchanger, paper industry equipment, sulfuric acid, nitric acid equipment, acid making, pharmaceutical industry and other chemical equipment,

* Pressure vessels, food equipment.

* Pharmaceutical factory: centrifuge, reactor, etc.

* Plant food: soy sauce tanks, cooking wine, salt tanks, equipment and dressings.