SIZE: DN20-50(3/4''-2'')
Technical requirements:
1. Use 705 glue for the connection between the body and the cover, and no leakage is allowed under the pressure of 0.6MPa;
2. The disc shall be firm and free from leakage;
3. The connection between the filter screen and the stainless steel cover shall not fall off;
4. It is not noted that the dimensional tolerance is class M of GB and T1804;
5. Blunt the acute angle and remove all thorns;
6. Trademarks, words and arrows are hollow, and the logo is 0.3 deep, which must be clear and identifiable;
7. In the process of product opening and closing, the valve core assembly shall not be blocked or fall off.
