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OEM Manufacturer Cast Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa Featured Image
  • OEM Manufacturer Cast Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa

OEM Manufacturer Cast Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa


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With this motto in mind, we've turn into one of quite possibly the most technologically innovative, cost-efficient, and price-competitive manufacturers for Pneumatic Actuated Ball Valve, Butterfly Valve With Tamper Switch, Y Strainer, We fully welcome customers from all over the world to establish stable and mutually beneficial business relationships, to have a bright future together.
OEM Manufacturer Cast Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa Detail:

Product Detail

Size & Pressure Rating & Standard
Size DN40-DN4000
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

Product Display

Flange Type Butterfly Valve (2)
Flange Type Butterfly Valve (5)
Flange Type Butterfly Valve (6)
Flange Type Butterfly Valve (10)
Flange Type Butterfly Valve (12)
Flange Type Butterfly Valve (11)

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.

Non-pin stem design adopts anti-blowout structure, the valve stem adopt double jump ring, not only can compensate the error in installation, but also can stop the stem being blow off.

The valve adopts epoxy powder painting process, thickness of the powder is 250um at least. Valve body should be heating 3 hours under 200℃, powder should be solidified for 2 hours under 180℃.

Body Test: The valve body test use 1.5 times pressure than standard pressure. The test should be done after installation, the valve disc is half close, called body pressure test. The valve seat uses 1.1 times pressure than standard pressure.

ZFA Valve strictly execute API598 standard, we do both side pressure testing for all the valve 100%, guarantee deliver 100% quality valves to our customers.

The valve body adopt GB standard material, there’re total 15 processes from iron to valve body.

The quality inspection from the blank to the finished product is 100% guaranteed.

The sleeve bearing is self-lubricating type, so the friction of the stem is small so you can open and close the valve tightly.

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We are also focusing on enhancing the things administration and QC program in order that we could keep fantastic advantage within the fiercely-competitive enterprise for OEM Manufacturer Cast Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa , The product will supply to all over the world, such as: El Salvador, Las Vegas, Australia, Our solutions are widely recognized and trusted by users and can meet continuously changing of economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
    • With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
    5 Stars By Daniel Coppin from Belgium - 2017.08.21 14:13
    The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
    5 Stars By Ellen from Sri Lanka - 2017.06.25 12:48
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