Self-operated control valve

Product Description

Model:PN1.6,2.5,4.0,6.4,10MPa
Nominal Diameter:15-300mm
Material:WCB,CF3,CF3M,CF8,CF8M
D100 self-operated control valve is an energy-efficient auto modulation device which regulate according media pressure and pressure change, take it as power and move as pre-set value without external power supply. It integrated with inspect, control and execute functions, to be an independent instrument control system.

The Self-operated control valve is combined of low flow resistance single valve (sleeve), bellows balance piece (sleeve) and actuator. It’s new range product which confirm to national standard, the features are as following:

• energy-efficient auto control system without external power supply, low equipment cost, suitable for explosion proof environment

• Simple structure, easy maintenance.

• Set position can be adjusted and adjustable range is wide, easy for user continuously adjusts in the set range.

• Comparing with diaphragm type, cylinder type has faster dynamic response speed, higher accuracy and bigger adjustable ratio.

• Pressure balance device provides a rapid response, accurate control and large allowing differential pressure.This product has features like no need of power supply, Simple structure, easy maintenance & operation, very suitable for city heat& gas supply, gas supply and occasion which no power/gas supply but need to control liquid & gas pressure.

Hebei Lufeng Piping Equipment Co., Ltd. is ISO 9001 certified exporter & supplier of steel piping materials. We are committed to provide customers quality products with competitive prices and efficiency service.

Established in 2008, our experienced and friendly staffs are dedicated to provide you professional and considerate services. Located in Cangzhou city—called “the manufacturing base of China pipe fittings” and near to Tianjin port, geographic and economic advantages enable Lufeng to provide customers good prices and delivery time.

Our pipeline products include steel pipes/ tubes, buttwelding fittings, steel flanges, forged fittings, valves, gaskets, fasteners and other accessories. They are strictly manufactured according to ISO, ASME, ASTM, ANSI, API, MSS, AWWA, DIN, BS, EN, JIS, GB and other international standards. Production as per customer’s drawings or requests is also available.

In early 2023, we opened a new warehouse for duplex stainless steel products. Used for storage of duplex stainless steel 2205 & 2507 round bars, steel plates, steel pipes and flange blanks. These materials are from the most professional manufacturers in China.

LUFENG will be at your service at any time. If you have any needs or requirements, please contact us freely. Look forward to be your long-term and trusted partners for pipeline in China.

Catalogue of LFPCO-2020.pdf

Letter of presentation.pdf