The fluorine-lined duckbill multi-position regulating handle butterfly valve is a kind of injection pharmaceutical high-cleanliness valve, and its features mainly include:
Material advantages: This butterfly valve adopts a PTFE-clad butterfly plate with a spherical sealing surface, which has excellent corrosion resistance and is suitable for handling highly corrosive media, such as sulfuric acid, hydrofluoric acid, phosphoric acid, strong alkali, etc.
Light operation: Due to the special design and materials, this valve is light to operate, has good sealing performance, and has a long service life.
Regulation Function: In addition to being used as a quick shut-off valve, the valve also has the function of regulating the flow rate, making it suitable for situations where reliable sealing and good regulation characteristics are required.
Wide range of applications: This valve is widely used for the transportation of liquids and gases (including vapor) in various types of industrial pipelines, especially in the use of seriously corrosive media.
Please note that since specific equipment and application scenarios
may vary, in actual applications, it is necessary to select the
appropriate valve type and specifications according to the specific
situation, and follow the relevant installation, use and maintenance
specifications to ensure the normal operation and safety performance of
the equipment. At the same time, if you encounter any problems or
concerns, it is recommended to consult relevant professionals or
manufacturers in time to obtain professional technical support and
services.
Technical Scope
Temperature range: 0°C~150°C.
Working pressure: vacuum ~16Mpa (20°C)
Applicable fluids: can convey extremely strong chemically corrosive media, can withstand high temperature, vacuum resistance, wear resistance, and can be anti-static.
Application field: used in injections, vaccines, food hygiene, beverages, pharmaceuticals, chemical chemicals, biology, lithium batteries, semiconductor engineering and other industries.
Compliant with standards: Meets FDA and USP certifications.
Fluorine-lined valves, also known as fluoroplastic-lined
corrosion-resistant valves, are made of PTFE or PFA (or profiles
processed) by molding (or inlaying) on the inner wall of steel or iron
valve pressure bearings (the same method is applicable to the lining of
various pressure vessels and pipeline accessories) or the outer surface
of valve linings, and using its unique properties in strong corrosion
resistance media to make various valves and pressure vessels.
Fluorine-lined valves can use lining process for all the places that can be reached by the medium in the valve body, and the lining materials are generally made of fluoroplastics such as FEP (F46) and PCTFE (F3), which can be applied to various concentrations of sulfuric acid, hydrochloric acid, hydrofluoric acid, aqua regia and various organic acids, strong acids, strong oxidants and other corrosive media and other pipelines. However, fluorine-lined valves are limited by temperature, only suitable for mediums between -50°C~150°C, please consult our customer service for details.
Valves that can be made lined with fluorine plastics include: fluorine-lined butterfly valves,Fluorine-lined ball valves, fluorine-lined globe valve,Fluorine-lined diaphragm valves, fluorine-lined gate valves, fluorine-lined plug valves,Fluorine-lined pipe fittings、Fluorine-lined jointsetc., and accessories include (electric, pneumatic, electromagnetic, explosion-proof, filtering, adjustment, remote automatic control and other functions).
| Properties of PTFE-polytetrafluoroethylene | |
| High temperature resistance | The operating temperature is up to 250°C |
| Resistant to low temperatures | It has good mechanical toughness and maintains an elongation of 5% even when the temperature drops to -196°C |
| It is non-toxic | It has physiological inertness and has no adverse reactions as artificial blood vessels and organs implanted in the body for a long time |
| Mechanical properties | It is the smallest surface tension in solid materials, does not adhere to any substance, and its friction coefficient is extremely small, only 1/5 of polyethylene, which is an important feature of perfluorocarbon surfaces. Because the intermolecular force of the fluorocarbon-carbon chain is extremely low, PTFE is non-stick |
| Excellent insulation performance | A thick layer of newspaper film is enough to resist 1500V high voltage, |
| Chemical and weather resistance | Teflon is virtually immune to any chemical agents except molten alkali metals. For example, when boiled in concentrated sulfuric acid, nitric acid, hydrochloric acid, or even aqua regia, its weight and properties do not change, and it is almost insoluble in all solvents, and is only slightly soluble in perankanes (about 0.1g/100g) above 300°C. |
| Excellent weather resistance | It does not absorb moisture, is non-combustible, is extremely stable to oxygen and ultraviolet rays, and has the best aging life among plastics |
| Electrical performance | Teflon has low dielectric constant and dielectric loss over a wide frequency range, as well as high breakdown voltage, volumetric resistivity, and arc resistance |
| Model representation method | ||||||||||||
| WH | -600 | —Q1 | —C1 | —F | —16 | —P | —25 | —D1 | —B | —W2 | —B2 | —L |
| >1. Weiheng brand | >2. Drive mode | >3. Valve body type | >4. Connection method | >5. Sealing material | >6. Nominal pressure | >7. Valve body material | >8. Nominal diameter | >9. Control mode | >10. Explosion-proof level | —20~150℃ | >12. Accessory options | >13. Three flows |
| 1~7 mandatory options, 8~13 optional | ||||||||||||
| 1 codename | 5 codename | Sealed material | 10 code | Explosion-proof rating | |
| WH | Weiheng brand | F | PTFE | B | ExdIl BT4 Gb explosionproof and explosion-proof type |
| PPL | Para-polyphenylene | BZ | ExdllCT5 Gb explosion-proof and explosion-proof type | ||
| 2 codename | Drive mode | H | Metal hard seal | BC | Exdll CT6 Gb explosionproof and explosion-proof type |
| 600 | Pneumatic actuator series | Y | cemented carbide | BM | ExmbllT4 Gb cast explosion-proof type |
| 900 | Electric actuator system | X1 | Ding Qing rubber NBR | BA | Exiall CT6Ga intrinsically safe and explosion-proof |
| 2001 | Column plastic actuator angle seat valve series | X2 | Natural rubber NR | ||
| 2002 | Stainless steel actuator angle seat valve series | X3 | EPDM | 11 codenames | Medium temperature |
| X4 | Viton rubber FPM | W1 | -20-80C | ||
| 3 codename | Body type | X5 | Food grade silicone rubber SI | W2 | -20-150C |
| Q1 | Two-way valve | F46 | Fully lined polyperfluoroethylene FEP | W3 | -20-250C |
| Q2 | Three-way valve | PFA | Fully lined with soluble PTFE PFA | W4 | -29-425C |
| Q3 | Four-way valve | F4 | Fully lined PTFE | W5 | -29-650C |
| Q4 | Stationary ball valve | N | nylon | W6 | -196-60C |
| Q5 | V-ball | TC | Lined ceramic | ...... | ...... |
| Q6 | Low profile ball valve | J | Rubber lining | It has a special temperature that can be designed and manufactured according to customer requirements | |
| Q7 | Sanitary grade ball valves | PEEK | Polyether ether ketone | ||
| Q8 | Plastic ball valves | W | When the ring | 12 codenames | Accessory selection |
| Q9 | High vacuum ball valve | ...... | ...... | B1 | 2-position, 3-way solenoid valve |
| Q10 | Fluorine ball valve in the whole village | Other special sealing materials can be designed and manufactured according to customer requirements | B2 | 2-position 5-way solenoid valve | |
| Q11 | Cryogenic ball valves | B3 | 2-position 3-way explosion-proof solenoid valve | ||
| Q12 | Insulated ball valve | 6 codename | Nominal pressure | B4 | 2-position 5-way explosion-proof solenoid valve |
| Q13 | Eccentric hemispherical valve | ...... | ...... | B5 | Filter pressure reducing valve |
| Q14 | Tank bottom valve | B6 | Limit switch | ||
| Q15 | Ceramic ball valves | 7 codename | Body material | B7 | Explosion-proof limit switch |
| D1 | Centerline soft-sealed butterfly valve | Q | Ductile iron HT200 | B8 | Hand manipulation mechanism |
| D2 | 3. Eccentric butterfly valve | C | carbon steel | B9 | Locator |
| D3 | Sanitary butterfly valve | P | Stainless steel 304 | ...... | ...... |
| D4 | Plastic butterfly valve | R | Stainless steel 316 | ||
| D5 | Ventilation butterfly valve | PL | Stainless steel 304L | 13 codenames | Three flows |
| D6 | Fluorine butterfly valve in the whole village | RL | Stainless steel 316L | L | Tee L-type BC switching |
| D7 | High vacuum butterfly valve | U | PVC UPVC | T1 | Tee T-type C-port switch |
| D8 | Powder butterfly valve | PP | Reinforced polypropylene RPP | T2 | Tee T-type AB switching |
| Z1 | Gate valve | L | Aluminum alloy | T3 | Tee T-type AC switching |
| Z2 | Knife gate valve | ...... | ...... | T4 | Tee T-type B-port switch |
| J1 | Globe valve | Other special valve body materials can be designed and manufactured according to customer requirements | |||
| J2 | Bellows cut stop valve | ||||
| J3 | Angle seat valve | 8 codename | It is called the path | ||
| F1 | Upward expansion discharge valve | ...... | ...... | ||
| F2 | Downward discharge valve | ||||
| Other special valve body materials can be designed and manufactured according to customer requirements | 9 code | Control mode | |||
| Z | Standard switch type | ||||
| 4 codenames | Connection | T1 | Integral switching type | ||
| C1 | Female thread | T2 | Overall adjustment | ||
| C2 | By order | T3 | RS485 bus type | ||
| C3 | Male thread | D1 | Double acting | ||
| C4 | flange | D2 | Double-acting adjustment type | ||
| C5 | KF vacuum chuck | E1 | Uni-acting normally closed | ||
| C6 | weld | E2 | Single-acting normally closed regulation type | ||
| C7 | Pair clip | E3 | Single-acting and always open | ||
| C8 | Clamps | E4 | Single-acting normally open adjustment type | ||
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