With more than 30 years of casting history, Wenzhou Longzhu Industrial Co., Ltd. has a large number of experienced casting engineers and technicians. We can produce castings of various sizes, shapes and materials according to the drawings provided by customers, especially in the field of valve castings. Cooperate with Fortune 500 companies for many years.
GS-C251.0619,WCB.WCC,LCB,LCC,LC3,4C,4D,WC6,C5,C12, C12A,CA15，CF3,CF8(-196’C),CF3M,CF8M,CF8C,CD4MCu,CK3MC uN,ZG200-400,ZG230-450,ZG270-500,2G40Cr1,ZG20CrM0.2G15C r1Mo1V,ZG35Cr1MO.ZG16CrMOG(1Cr5Mo),ZG1Cr13,ZGOCr18Ni9 Ti.5A.KmTB Cr26.4A
Resin sand casting, etc.
Sales manager： Mrs.peng E-mail: firstname.lastname@example.org
Tel： 0086-0577-86621768 Fax： 0086-0577-86621935
Address ： No.19 Longyong Road.Xiongxin Village. Longwan,Wenzhou,Zhejiang,China
The flat gate valve can be divided into a manual flat gate valve, a pneumatic flat gate valve and an electric flat gate valve according to the driving mode. According to the use and use occasions, it can be divided into sluice gate valve with diversion hole, flat gate valve without diversion hole, oil plate flat gate valve, pipeline flat gate valve and gas flat gate valve.
Flat gate valve structure
1. When closing the valve, turn the handwheel clockwise and move the ram down to the bottom. Due to the pressure of the medium, push the inlet end seal seat toward the ram direction to form a larger sealing pressure, thus forming the first seal. . At the same time, the shutter is pressed against the outlet end seal seat to form a double seal.
2. Due to the double seal, the consumables can be replaced without affecting the work of the pipeline. This is an important feature of our products in preference to similar products at home and abroad
3. When closing the valve, turn the handwheel clockwise and move the ram down to the bottom. Due to the pressure of the medium, push the inlet end seal seat toward the ram direction to form a larger sealing pressure, thus forming the first seal. . At the same time, the shutter is pressed against the outlet end seal seat to form a double seal.
1. Regional Sales: We provide specialized sales service refers to different kind of
region all over the world.
2. Complete Service: We are always ready to hear from you, be responding to your
enquiry immediately. Our trade manager is always online for you.
3. Perfect production process for each part
4. The most advanced equipments for production and inspection
Q: What do you need to know for fast quotation?
A: It would be highly appreciated if we have the details of detailed drawing for OEM order, model, end connection type, flange standard and material, medium, pressure, temperature and other working conditions.
Q: Can you make the product as per client's requirement?
A: Yes, OEM service available.
Q: How can you guarantee the quality or any warranty?
A: Any quality problems during use, all the products can be returned for domestic clients; we will send more free product in next batch for overseas clients or according to the requests.