午夜精品久久久久久久久久久久,一本色道无码不卡在线观看,双性 大肚 怀孕 产乳h,xxxx日本少妇做受

Gate valve leakage cause analysis and treatment measures

Stainless steel electric ball valve

Product OverviewThe LD911F/P electric screw ball valve adopts an integrated structure and is matched with the LD electric actuator. It can operate by inputti…

Intelligent integrated electric ball valve

Product OverviewThe LD911F/P electric screw ball valve adopts an integrated structure and is matched with the LD electric actuator.

Large Bore Pilot Piston Solenoid Valve

The scope of application is the actuator that uses steam as the heating medium and automatically controls the temperature.

Stainless steel zero pressure start diaphragm solenoid valve

It is suitable for controlling liquid, gas, light oil (≤20CST) and other media, adopts direct-acting and step-by-step 2-direct-acting structure, zero-pressu…

Stainless steel solenoid valve

Stainless steel solenoid valve is a common automatic control system of equipment, pipe switch control components, widely used in shipbuilding heavy industry,…

Pilot Piston Solenoid Valve

The valve is suitable for water or liquid as the working medium, can automatically control or remote water, oil, liquid and other working medium pipeline off…

Zero pressure start diaphragm solenoid valve

Zero pressure start diaphragm solenoid valve is suitable for controlling liquid, gas, light oil (≤20CST) and other media, using direct-acting and step-by-st…

Solenoid valve for liquid

The body of the liquid solenoid valve is made of brass, stainless steel, plastic, and the coil adopts waterproof, explosion-proof and moisture-proof. It is u…

Steam Solenoid Valve

ZQDF (Y) steam (liquid) solenoid valve is an actuator for industrial process automation control system, which can automatically open or close the valve after…