Our products are widely regarded and trustworthy by customers and might meet constantly changing financial and social demands for Original Factory China High Quality JIS Standard Plastic Pneumatic EPDM Seat Butterfly Valve PVC Wafer Type Non Actuator Butterfly Water Valve Lever UPVC Handle Butterfly Valve Level, Now we have proven steady and extended small business interactions with customers from North America, Western Europe, Africa, South America, far more than 60 countries and regions.
Our products are widely regarded and trustworthy by customers and might meet constantly changing financial and social demands for Butterfly Valve JIS, China Butterfly Valve, Our qualified engineering team will usually be prepared to serve you for consultation and feedback. We’ve been able to also deliver you with absolutely free samples to meet your needs. Best efforts might be made to offer you the ideal service and items. For anyone who is interested in our company and products, be sure to make contact with us by sending us emails or contact us right away. In order to know our solutions and organization. ar more, you can come to our factory to determine it. We are about to usually welcome guests from around the globe to our corporation. o create small business relations with us. Please genuinely feel no cost to speak to us for enterprise. nd we believe we have been gonna share the most effective trading practical experience with all our merchants.
Product purpose:
The wafer type fluorine lined butterfly valve can be applied to any concentration of acid, alkali, salt, oxidant, reductant, organic solvent and other media. It is an ideal product for intercepting and regulating equipment on gas, liquid and semi fluid pipelines and containers of chemical industry, petroleum, medicine, food, steel smelting, papermaking, hydropower and other systems.
Product features:
1. Small volume, light weight, light operation, easy installation and maintenance
2. Excellent and reliable sealing performance, zero leakage and long service life;
3. The flow characteristics tend to be linear and the regulation performance is the best;
4. Simple structure, quick switching, 92 ¡ÃƒÂ£ rotary opening and closing.
5. It can replace gate valve, stop valve, plug valve, rubber hose valve, diaphragm valve and other valves;
6. Pneumatic and electric devices can be configured according to user needs to meet the needs of remote control and program control;
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Product executive standard:
Product specification | design code | Structure length | Connecting flange | Test and inspection |
GB/T12238 | GB/T12221 | GB/T9113 | JB/T9092  GB/T13927 | |
EN593   API609 | EN558  API609 | EN1092  ASME B16.5/16.47 | API598 |
Product performance specification:
model | Nominal pressure | Test pressurePs | working temperature£¨¡æ£© | Applicable media | |
housing | seal up | ||||
D371F4-10 | 1.0 | 1.5 | 1.1 | -30~180 | Sulfuric acid, hydrofluoric acid, phosphoric acid, chlorine, benzene, strong alkali, aqua regia, strong oxidant and other highly corrosive media |
D371F4-16 | 1.6 | 2.4 | 1.5 | -30~180 | |
D371F4-10 | 1.0 | 1.5 | 1.1 | -30~160 | |
D371F4-16 | 1.6 | 2.4 | 1.5 | -30~160 |
Main parts
model | Part name | valve body | Disc | Valve shaft | Sealing ring | Lining | Worm gear |
D371F4-10/16 | Material Science | Carbon steel lined PTFE£¨F4£© | Carbon steel core lined with PTFE£¨F4£© | 20Cr13 | teflon£¨F4£© | silicon rubber | Cast iron, ductile iron |
D371F46-10/16 | Carbon steel lined PTFE£¨F46£© | Carbon steel core is lined with polytetrafluoroethylene propylene£¨F46£© |
Main overall connection dimensions
DN | L | H0 | PN6 | PN10 | PN16 | |||
D1 | Z- d | D1 | Z- d | D1 | Z- d | |||
50 | 43 | 306 | 110 | 4-14 | 125 | 4-18 | 125 | 4-18 |
65 | 46 | 321 | 130 | 4-14 | 145 | 4-18 | 145 | 4-18 |
80 | 46 | 346 | 150 | 4-18 | 160 | 8-18 | 160 | 8-18 |
100 | 52 | 387 | 170 | 4-18 | 180 | 8-18 | 180 | 8-18 |
125 | 56 | 411 | 200 | 8-18 | 210 | 8-18 | 210 | 8-18 |
150 | 56 | 447 | 225 | 8-18 | 240 | 8-22 | 240 | 8-22 |
200 | 60 | 572 | 280 | 8-18 | 295 | 8-22 | 295 | 12-22 |
250 | 68 | 646 | 335 | 12-18 | 350 | 12-22 | 355 | 12-26 |
300 | 78 | 738 | 395 | 12-22 | 400 | 12-22 | 410 | 12-26 |
350 | 78 | 761 | 445 | 12-22 | 460 | 16-22 | 470 | 16-26 |
400 | 88 | 877 | 495 | 16-22 | 515 | 16-26 | 525 | 16-30 |
450 | 107 | 938 | 550 | 16-22 | 565 | 20-26 | 585 | 20-30 |
500 | 127 | 993 | 600 | 20-22 | 620 | 20-26 | 650 | 20-33 |
600 | 154 | 1131 | 705 | 20-26 | 725 | 20-30 | 770 | 20-36 |