Butterfly valves can be actuated either manually or pneumatically. There is a wide range of manual controls to meet the different system requirements. Pneumatic controls can be horizontal and vertical, single-, double-effect, and modulating. They can be fitted with control tops and proximity It is widely applied to many fileds,such as beer,beverage,dairy food,fruit juice,pharmacy,biological etc.
Technical Parameters
| Standard | 3A,SMS,DIN,ISO,RJT,IDF | |
| Product wetted steel parts | AISI304/AISI316L | Provided with material inspection report |
| Other steel parts | AISI304 | |
| Size | 3/4"~6",DN20~DN150,19mm~152.4mm | |
| Seal material | EPDM/VMQ/FPM | |
| Working pressure | ≤10bar(145psi) | |
| Supply pressure for air actuator | 5~8(0~116psi) | |
| Working temperature | EPDM:-14~248ºF(-10~120ºC) | |
| VMQ:-58~356ºF(-50~180ºC) | ||
| FPM:22~446ºF(-30~230ºC) | ||
| Other materials are avaible upon request | ||
| Sterilization temperature | 302ºF(150ºC,max 20min) | |
| Outside surface treatment | Ra16~32uin(o.4~0.8um) | |
| Inside surface treatment | Ra32~64uin(o.8~1.6um) | |
| Connetion ends | butt-weld,clamped ends,male ends, flange ends | |
| Pneumatic head | Normally closed(NC)-Air to open,spring to close | |
| Normally open(NO)-Air to close,spring to open | ||
| Air to air(AA)-Air to open,air to close | ||
Options
1.The seat and gasket can be NBR (Nitrile), VMQ (Silicone) or Viton (FPM)
2. End connection can be butt-welded, sanitary clamp, threaded, flanged, I-line or others upon request.
3.Handle: 3-position pull handle; multi-position handle in either pure stainless steel or with plastic cover.
4.Actuator: pneumatic stainless steel actuator (vertical type), pneumatic aluminum actuator (horizontal type), electric actuator.
5.Control: position sensor, C-top controller, C-top controller (AS-I)
Design Features
1.Various standards can be provided: DIN, 3A, SMS, ISO / IDF, BS / RJT, and ASME / BPE.
2.Available in sizes from DN25 / 1" to DN300 / 12"
3.Multiposition handles can be used for valves up to DN100 / 4";
4.Pull handles can be used for valves from DN25 / 1" to DN300 / 12"
Manual handle,
5.pneumatic actuator and electric actuator are interchangeable.
6.Seals comply
7.The valve body can be customized with a wide selection of different connections.
01 Valve Bod 02 Butterfly Plate 03 seal 04Bush 05Indicator 06Connection Shaft 07Actuator 08Air connection
09Silencer 10Pin 11 Connection Support 12Bolt 13 Bolt 14 Plastic Plug 15Nut 
We are experienced in the whole packing and shipping process,and we will be responsible for any damage made during shipping and send clients replacements for free.
* Sufficient inner protection with different materials, including bubble bag, foam board and others.
* Qualified wooden package or carton for different products or as customer require
* Strict packing process to ensure the safety and completeness of the goods
| Q1 | Are you trade or manufacturer? |
| A | We are a factory with an international sales company specialized in support for global distributors. |
| Q2 | Can you provide instant technical consulting services? |
| A | We are able to discuss technical details and offer suggestions over the phone in English. You can get the answers in minutes, instead of days. |
| Q3 | What's the difference between Ready-To-Ship and Customized products? |
| A | Some of RTS standard products are in stock and ready to ship in 2-3 days. |
| Q4 | What is the payment terms? |
| A | We accept Alibaba Trade Assurance Order, also can T/T and L/C. |
| Q5 | How to choose the shipment way? |
| A | It is according to the order quantity, delivery time, costs and customs policy etc. (Or decide by customers) |
| Q6 | How about the after-sales service? |
| A | Fast after-sales support. Our products have a one-year warranty and free permanent consulting services. |
