Discover the key features of electric butterfly valve gear drive
1) Instantaneous transmission ratio is stable. Work stability is high. 2) Non-circular gear design. Instantaneous transmission ratio can be designed […]
Relevant certification of valves.
Relevant certification of valves. 1. ISO 9001 quality system certification. The role of the certification is to establish a quality […]
Introduction of high performance butterfly valves.
High performance butterfly valve is a kind of butterfly valve with Telfon lining in the inner cavity of the valve […]
The features of triple eccentric butterfly valves.
The features of triple eccentric butterfly valves. 1. API specifications. As is well known, API609 has become a de facto […]
Advantages and USES of triple-eccentric metal seated butterfly valves
Metal seated butterfly valves. In order to meet the requirements of various working conditions, butterfly valves have experienced the evolution […]
The size diaphragm of pneumatic flange butterfly valves DIN PN10 PN16
DN In pipe diameter OD of seal surface PN16 flange OD PCD BOLTS&Length Thinkness 40 1.5 45 85 150 110 […]
What accessories are there for pneumatic butterfly valves?
(1) Pneumatic butterfly valve accessories mainly include: positioner, converter, actuator, booster valve, position-preserving valve, pressure-reducing valve, filter, oil mist, travel […]
How to maintain pneumatic butterfly valves? (II)
Installation requirements: 1. Confirm the flange welding is correct. Do not weld the flange after the butterfly valve is install […]
How to maintain pneuamtic butterfly valves?(I)
How to maintain pneumatic butterfly valves?(I) Installation precautions: 1, Before installation should keep dry, not stored in the open air. […]
The selection and installation of butterfly valve pneumatic actuators
How to choose pneumatic actuators? Usually adopts the new series of AT pneumatic actuators that have double acting and single […]
Installation requirements of pneumatic butterfly valves
Installation precautions as below: 1. Before installation, check that all parts of the pneumatic butterfly valve are free of missing […]
The working principle and characteristics of pneumatic butterfly valves
The working principle: Pneumatic butterfly valve is a kind of pneumatic valve which uses the circular butterfly plate rotating with […]
Installation and maintenance of butterfly valves.
Key points of product selection. 1. The main control parameters of butterfly valve are specification and size. 2, Butterfly valve […]
National standard of butterfly valves
Butterfly valve national standard refers to the standard approved and issued by the national standardization authority and unified nationwide. The […]
How to classify butterfly valves?
1. According to the driving mode: (1) Electric butterfly valve. (2) Pneumatic butterfly valve. (3) Hydraulic butterfly valve. (4) Manual […]
The features of butterfly valve.
1. Butterfly valve has the characteristics of simple structure, small volume, light weight, low material consumption, small installation size, […]
butterfly valve advantages
Wafer concentric butterfly valve features a cartridge type seat, streamlined disc and strong stem-to-disc connection for easy use in many […]
butterfly valve jis standard 10k Flange standard
Design：JIS B2032、JIS B2064 Flange：JIS 5K/10K Face to face: JIS 10K butterfly valve jis 10k Flange SIZE A B C D […]
butterfly valve jis standard 5k Flange standard
Butterfly valve jis standard 5k Design：JIS B2032、JIS B2064 Flange：JIS 5K Face to face: JIS 5K SIZE A B C D […]
Manual wafer butterfly valve China factory wafer connection resilient seated valve
https://www.povbutterflyvalve.com Manual wafer butterfly valve surpasses the high standards required in sanitary valve applications, and inherent flow characteristics and capabilities. […]
butterfly valve bolt chart
DIN flange and bolt DN In PN10 PN16 OD PCD Bolt and length thickness OD PCD Bolt and length thickness […]
butterfly valve characteristic curve
The butterfly valve can be used as switch control and regulation control. Its flow characteristics are fast opening type, equal […]
Electric PVC Plastic Butterfly Valve
Product Description Model NO.: POE Connection Form: wafer Seal Form: Force Sealed Work Pressure: Pressure (Pn<1.6mpa) Material of Seal Surface: […]
Introduction of butterfly damper
1. Introduction of butterfly damper POV BRAND damper butterfly valve can be a stack damper where leakage is not very […]
Butterfly Valve Seat Seal Selection
Material Temperature Use Description NBR -23℃ ~ 82℃ Shot time-23℃ ~120℃ Buna-NBR:(Nitrile Butadiene Rubber ) has good tensile strength and […]
Butterfly valve body material selection
Material Working condition Main medium Type Standard PN / MPa t / ℃ Grey iron HT200 ≤1.6 ≤200 Water, steam, oil […]
Butterfly valve disc material selection
Butterfly valve disc material selection Caustic substance Material selection Ⅰ Ⅱ Low pressure steam WCB Stainless steel Petroleum Cast Iron […]
Butterfly valve weight
The weight of the butterfly valve is related to the butterfly valve form and material. DN INCH Weight kg Weight […]
butterfly valve application
Application of butterfly valve according to medium, diameter, pressure, temperature, industry application Media classification: water, steam, oil, acids, alkalis, alcohols, […]
Choosing the Right Butterfly Valve: A Technical Guide
The selection of butterfly valve mainly refers to the valve body material, valve plate material, valve seat material, valve diameter […]
butterfly valve design
Design：GB/T12238-2008、AP I609、BS 5155 BS3952、JIS B2032、JIS B2064 Flange： EN 1092 PN 6/PN10/PN16 ASME Class 150 AS 4087 PN10/ PN16 JIS 5K/10K […]
Butterfly valve torque
Butterfly valve torque data The torque of the butterfly valve is related to: working pressure, working medium, lubrication Media:Oil lubricating […]
butterfly valve chain wheel operator
The wafer butterfly valve can be driven by handles, turbines, sprocket wheels, electric butterfly valve and pneumatic butterfly valve, and […]
butterfly valve end connection types
butterfly valve end connection types End connection types: Wafer、Lug、Flange、Welding、Clamps End connection standard: EN 1092 PN 6/PN10/PN16 ASME Class 150 AS […]
butterfly valve definition
butterfly valve definition 1, Butterfly valve, also known as flap valve, is a simple structure of the valve 2, The […]
butterfly valve exploded view
butterfly valve exploded view PARTS LIST AND MATERIAL SPECIFICATION NO. Part name Material 1 Body ASTM A536 65-45-12, WCB, CF8M […]
Butterfly valve Installation
Butterfly valve installation and use Installation, usage and maintenance The quality of installation butterfly valves may influence usage, please read […]
butterfly valve Cv value
The Cv value indicates the butterfly valves ability to media The butterfly valve is fully opened and the pressure difference […]