富陽市明達儀表閥業有限公司（原富陽市明達儀表閥門廠）座落在美麗的富春江畔，位于杭州市郊，比鄰320國道，經濟發達，交通十分便利，主要生產氣、電動調節閥、切斷閥、自力式壓力（溫度）調節閥等產品，并被廣泛應用于石油、化工、冶金、電力、環保、建筑、食品等諸多領域。
公司于2000年通過了9001：2000認證，目前從產品研發、生產到營銷渠道及售后服務，都嚴格遵循ISO9001質量體系，建立了完善的管理體系。公司技術力量雄厚，多年來積力于科研成果的轉化，通過與相關科研單位及大專院校的密切合作，引進消化國內外先進技術工藝，使公司產品品種規格、質量穩定。經過多年的技術沉淀，公司已得到相關部門的認可，并且取得了計量器具生產許可證書、防爆證書、工程建設推薦證書等。

ZMAW/ZSHW氣動調節/密封蝶閥（簡稱調節蝶閥）是一種旋轉型調節閥，它與閥門定位器配套使用，可實現比例調節。調節蝶閥閥體流道阻力小，流量系數大，閥板與密封機構具有獨特的設計，兼備調節，切斷兩種功能。調節蝶閥配用多彈簧氣動薄膜式執行機構或氣動活塞式執行機構輸出力矩大，動作靈敏，并采用轉角直接指示和反饋，廣泛應用于石油，化工，造紙，冶金，污水處理等生產部門的氣體，蒸汽，液體輸送管道中介質流量調節和切斷，以達到生產過程按一定的規范進行。采用F4、F46襯里蝶閥配用氣動活塞式執行機構特別適用于化工、食品、醫藥工業的強酸、強堿等腐蝕性介質的控制；采用襯膠襯里蝶閥特別適用于食品、飲料、醫藥、化工等凈管路及工業環保、水處理、高層建筑、給排水管路的啟閉或流量調節。

Fuyang mingda instrument valve industry co., LTD. (formerly fuyang mingda instrument valve factory) is located in the beautiful fuchun river bank, located on the outskirts of hangzhou, close to 320 national road, developed economy, the traffic is very convenient, mainly produces gas, electric control valve, cut-off valve, pressure (temperature) control valves and other products on our own efforts, and have been widely used in petroleum, chemical, metallurgy, electric power, environmental protection, construction, food, and many other fields.
The company in 2000 through the 2000:2000 certification, the current from the product research and development, production and marketing channels and after-sales service, are strictly follows the ISO9001 quality system, established a perfect management system.Company technical force is abundant, actively committed to the transformation of scientific research for many years, through close cooperation with relevant scientific research units and colleges and universities, the introduction of absorb advanced technology at home and abroad, the company product specifications complete, stable quality.After years of precipitation technology, the company has been recognized by the national related departments, and has obtained the national metrology equipment production license, explosion-proof certificate, project construction recommend certificate, etc.

ZMAW ZSHW pneumatic adjustment/sealing butterfly valve (hereinafter referred to as regulating butterfly valve) is a kind of rotary type regulator, it with the valve positioner, proportional control can be realized.Regulating butterfly valve body small flow resistance, flow coefficient, valve plate and seal institution has a unique design, with adjustment, cut off the two functions.Regulating butterfly valve with pneumatic diaphragm spring more actuators or pneumatic piston actuator output torque, action quick, and USES the Angle of direct instruction and feedback, it is widely used in petroleum, chemical industry, papermaking, metallurgy, sewage treatment and other production of gas, steam, liquid medium in the pipeline flow regulation and cut off, in order to achieve production process according to certain specifications.Using the F4, lining F46 butterfly valve with pneumatic piston actuators are especially suitable for chemical, food, pharmaceutical industry of strong acid, strong alkali corrosive medium, such as control;Using rubber lining butterfly valve particularly applicable to food, beverage, pharmaceutical, chemical and other pure line and industrial environmental protection, water treatment, high building, water supply and drainage pipe opening and closing or flow control.