welded metal bellows vacuum valve closing parts

Writer： admin Time：2021-10-14 22:41 Browse：℃

welded metal bellows vacuum valve closing parts The vacuum valve closing parts are sealed with rubber seals or metal seals. The bellows of the bellows globe valve is made of stainless steel, high-zinc brass JI80, plastic and other materials. The shut-off valve of small diameter (with a diameter of less than 10 mm) can be sealed with a diaphragm. Spherical plug valves can be used for low vacuum and medium vacuum."