Product Description

1﹑Material Summary and Applications

Austenitic type acid-proof steel, low carbon.

Good resistance to intergranular corrosion and good cold work performance.

Good resistance to oxidized acid (nitric acid), aqueous alkali, most of organic acid and inorganic acid.

It is suitable for deep drawing parts, acid conveying pipeline and acid container.

**4H has good corrosion resistant, welding performance and hot resistant performance.

**4H mostly used in large boiler heater, reheater, steam pipeline, heat exchanger and other corrosion resistant parts