人妻中出无码一区二区三区_免费超爽大片黄_国产激情久久久久影院小草_日韩精品无码免费一区二区三区_亚洲欧美中文日韩V日本_人妻少妇一区二区三区_亚洲AV色香蕉一区二区三区_五月婷婷久久

Nominal pressure (MPa)

Test pressure 1.0 1.6 2.5 4.0

Shell strength test 1.5 2.4 3.75 6.0

Sealing test (liquid) 1.1 1.76 2.75 4.4

Sealing test (gas) 0.5~0.8 MPa

Applicable medium Water, steam, gas, dust oil, nitric acid, acetic acid, alkali, etc.

Applicable temperature ≤200℃

Pneumatic ball valve is a kind of rotary ball valve with a rotation angle of 90°. It has excellent sealing performance, large flow capacity, small flow resistance coefficient, simple structure, convenient maintenance and long service life. It can flow through almost without loss. Equipped with FOLS high-performance pneumatic actuator, the product is usually used in occasions with strict sealing requirements. In addition to controlling gas, liquid, tap water, and steam media, it is also suitable for controlling sewage and media containing fibrous impurities. It is widely used in petroleum, chemical, Metallurgy, light industry, papermaking, power station, fire protection, water supply and drainage, refrigeration and other fields of work.