The DN250 PN25 gate valve is designed as per DIN 3352. With common parts of a valve, like bolted bonnet, outside yoke and handwheel, its body is made of WCB and STL. Valve body, bonnet,seat and other parts are promised to be traceable.

The DN150 PN10 unidirectional knife gate valve features a single piece, stainless steel body design provides tested performance in applications ranging from general purpose to severe media.

Due to its simple flow efficient and virtually maintenance-free design, thestainless steel ball checkvalve is commonly specified and used in submersible waste water lift stations.

China 1 Inch Gate, Valve Manufacturer Dervos Provides 1 Inch Gate Valve, A105, API 600, Class 600, Flanged, Handwheel Operation.

The single-disc check valve, made of CF8, has excellent resistance to corrosion. Designed in accordance with API594, the valve is of a WAFER type.

Made as per API6D, the two pc floating ball valve, 3/4inch and 150LB, has different ends.Find your floating ball valve or other valves easily in Dervos.

The swing check valve is made of A216, a kind of WCB. Manufactured according to BS1868, the check valve is 6 inch and 150LB. And the valve is capable in working temperature between -19 to 425 degree Celsius.

The 1 1/2inch 1500LBglobe valve,made of A105N are best suited for throttling application at high pressure and temperature.

The 6 inch 600LB globe valve, made of ASTM216 WCB, is designed as per API623. It is operated by a handwheel and is connected with pipeline by RF. The disc of the globe valve contain 13Cr, therefore this valve enjoys a better ability to resist corrosion.

DN400 PN10 check valve is made according to DIN standard. The valve body is made of WCB. It has the structural characteristics of swing type and structural length of 310mm. It has the connection mode of RF. This valve has a built-in damper, which is mainly used for shock absorption and energy dissipation.

The 2inch axial nozzle check valve is the preferred solution for preventing return flow or shocks on critical process equipment. Thank for its LCB body, the valve is capable for working temperature down to -46 degree Celsius.

The DN100 safety valve, made of WCB and according to GB/T12241-2005, usually work as the over-pressure protection device that work under a steam, air, water or other non-corrosive medium.

It is a Carbon Steel full bore flat gatevalve with parallel wedge, DN250 PN100, made from LCC, one kind of low-temp carbon steel, which makes this valve capable to handle extreme working conditions.

Chinese manufacturer Dervos offers 14 Inch swing check valves made according to API 6D. Other features cover CL300, RF End Connection, WCB body.

10’’ 300LB gate valve is made according to API 600 standard. The valve body is made of ASTM A217 C5 + STL. It has the structural characteristics of rising stem and bolt cover. The gate valve connected by flange has the operation mode of hand wheel.

The swing check valve is made of 1.0619, a kind of carbon steel, as per DIN standard.The check valve is DN80 and PN40, or 3 inch and 300LB. And the valve is capable in working temperature between -19 to 425 degree Celsius.