China Factory For Industrial Butterfly Valves - Worm Gear Wafer Butterfly Valve with Nylon Covered Disc – Zhongfa


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China Factory For Industrial Butterfly Valves - Worm Gear Wafer Butterfly Valve with Nylon Covered Disc – Zhongfa Detail:

Product Detail

Size & Pressure Rating & Standard
Size DN40-DN1200
Pressure Rating PN10, PN16, CL150, JIS 5K, JIS 10K
Face to Face STD API609, BS5155, DIN3202, ISO5752
Connection STD PN6, PN10, PN16, PN25, 150LB, JIS5K, 10K, 16K, GOST33259
Upper Flange STD ISO 5211
Material
Body Cast Iron(GG25), Ductile Iron(GGG40/50), Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, Aluminium Alloy.
Disc DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, DI/WCB/SS coated with Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA
Stem/Shaft SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel
Seat NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA
Bushing PTFE, Bronze
O Ring NBR, EPDM, FKM
Actuator Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator

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Product Advantage

Our valve connection standards include DIN, ASME, JIS, GOST, BS etc, It’s easy for customers to choose the suitable valve, help our customers reduce their stock.

Our valve seat use imported nature rubber, with more than 50% of rubber inside. The seat has a good elasticity property, with long service life. It can be open and close more than 10,000 times with no damage for the seat.

Each valve should be cleaned by ultra-sonic cleaning machine, in case of contaminant left inside, guarantee the cleaning of the valve, in case of pollution to the pipeline.

Bolts and nuts use ss304 material, with higher rust protection capability.

Handle of the valve use ductile iron, is anti-corrosion than regular handle. Spring and pin use ss304 material. Handle part use semicircle structure, with good touch feeling.

Each product of ZFA has material report for the main parts of the valve.

ZFA Valve body use solid valve body, so the weight is higher than regular type.

After natural cooling, the adhesive of the powder is higher than regular type, guarantee there’s no color change in 36 months.

Pneumatic actuator adopt double piston structure, with high precision and effective, and stable output torque.

Suitable Media: Wafer and other neutral medium, working temperature from -20 to 120℃, the application of the valve can be municipal construction, wafer conservancy project, water treatment etc.

All valve body casted by precise casting body, DI, WCB, Stainless Steel and many other materials, with perfect appearance, each batch has its casting stove number, easy to trace for material protection.

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Sticking to the principle of "Super Quality, Satisfactory service" ,We are striving to be a good business partner of you for China Factory For Industrial Butterfly Valves - Worm Gear Wafer Butterfly Valve with Nylon Covered Disc – Zhongfa , The product will supply to all over the world, such as: French, Seychelles, Hungary, Only for accomplishing the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers, because you win, we win!
  • We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
    5 Stars By Katherine from Plymouth - 2018.10.31 10:02
    Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Frederica from Switzerland - 2018.09.21 11:44
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