Rotary valve
PN: 1.6, 2.5, 4.0, 6.3, 10, 16, 25, 32, 42 CLASS: 150, 300, 600, 900
Specification: 1-20 inch DN: 25-500
Drive: Manual etc
Rotary valve( Quick open valve, changeover valve)

It can used abroad in many industry, as in metallurgy, mining, electric power, gasworks, coal iquefaction, glass, ceramic, oil field.
It can show it's special property under the condition of abrasion ablation medium.
PN: 1.6, 2.5, 4.0, 6.3, 10, 16, 25, 32, 42 CLASS: 150, 300, 600, 900
Specification: 1-20 inch DN: 25-500
Drive: Manual, electric, pneumatic, wormwheel etc.