Elliptical head is widely used in petroleum, electronics, chemical industry, medicine, light textile, food, machinery, construction, nuclear power, aerospace, military and other industries.

Processing material of elliptical head

The elliptical head is mainly made of carbon steel, stainless steel, and aluminum, copper, titanium, nickel and nickel alloy steel.

Quality control of elliptical head

Elliptical head quality control follows a series of steps.This step is: feed -- physical and chemical -- discharge -- hot forging forming -- heat treatment -- inspection -- finishing -- product inspection -- labeling -- product inspection -- labeling -- packaging typing -- shipping.

Packing requirements for oval head

Oval head in the use of wooden boxes or wooden row.Wrapped in wrapping film or braid.

Maintenance of elliptical head:

1. The chloride ion content of water used in hydraulic test shall not be greater than 25mg/L, and it shall be blown dry in time after the test.

2 stainless steel pickling can not be reduced with hydrochloric acid acid.

3. Strictly comply with the media compatibility stipulated in the regulations

4. Prevent knock and scratch on the surface of oval stainless steel head.

5. Prevent direct contact with carbon steel and iron ion pollution.

6. Do not store in the open to prevent rain.

7. Avoid forced welding.The structure should be designed to prevent excessive restraint stress.

8. After the elliptic head is welded to the cylinder body, the welding slag, spatter and pollutants around the weld seam, heat affected zone and other areas shall be cleaned up in time, and pt inspection and surface pickling shall be carried out.