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Best Price For Ductile Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa Featured Image
  • Best Price For Ductile Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa

Best Price For Ductile Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa


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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as the theory of "quality the basic, have confidence in the very first and management the advanced" for Stainless Butterfly Valve, Butterfly Valve Seat, Double Butterfly Valve, Our company is dedicated to providing customers with high and stable quality products at competitive price, making every customer satisfied with our products and services.
Best Price For Ductile 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 aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Best Price For Ductile Iron Butterfly Valve - Rubber Full Lined Flange Type Butterfly Valve – Zhongfa , The product will supply to all over the world, such as: Iceland, Bangladesh, Spain, We always insist on the management tenet of "Quality is First, Technology is Basis, Honesty and Innovation".We are able to develop new products continuously to a higher level to satisfy different needs of customers.
    • The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
    5 Stars By Denise from Honduras - 2018.12.25 12:43
    The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Sara from Senegal - 2017.08.28 16:02
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