Ocean：marine structures in the marine environment，desalination，seawater aquaculture，seawater heat exchange，etc.
Environmental protection field：flue gas desulfurization device for thermal power generation，wastewater treatment，etc.
Energy field：atomic power generation，comprehensive utilization of coal，sea tide power generation，etc.
Petrochemical field：oil refining，chemical and chemical equipment，etc.
Food field：salt making，soy sauce brewing equipment，etc.
Compared with the Cr20Ni80 electric heating alloy wire，the ultra-pure FeNiCrAI electric heating alloy wire can double the life under the same use conditions；the temperature can be increased by 100 ℃，and the production raw material cost can be reduced by 1/3。