The valve seat sealing ring is composed of multi-layer stainless steel sheets on both sides of the soft T-shaped sealing ring.

The gate valve can only be fully opened or fully closed, and cannot be used as a valve for regulating flow. Its working principle is that the gate plate moves up and down together with the valve stem, and there are trapezoidal threads on the valve stem.

The company has various large processing equipments, like 3.5meter vertical lathe, 2000mmx4000mm boring-milling machine. And we have multiple large-scale testing equipments for valve performance, physical properties and chemical analysis.（China ball valve)

The rated temperature range of the nitrile rubber seat is -18 ℃ ~ 100 ℃. Also commonly called NBR, NITRILE, or HYCAR. It is an excellent general purpose rubber material suitable for water, gas, oil and grease, gasoline (except gasoline with additives), alcohol and glycol, liquefied petroleum gas, pr......

Globe valve, also known as cut-off valve, belongs to mandatory sealing valve, its opening and closing part is a plug-shaped valve disc, the sealing is flat or sea cone surface, and the valve disc moves linearly along the center line of the valve seat.

Turbine extended stem butterfly valve, also known as flap valve, is a kind of regulating valve with simple structure.Which rotates around the valve shaft to achieve A valve that opens and closes.