OEM EPDM Fully Lined Seat Disc Wafer Butterfly Valve Exporter, Exporters

An EPDM fully lined seat disc wafer butterfly valve is designed for applications where need resistance to chemicals and corrosive materials.

Product Description

Key Features & Applications
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1. Wafer Type Butterfly Valve

The thinnest butterfly valve, which can save space.

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2. Valve Body

The material is ductile iron GGG50, the most commonly used as it has high tensile strength.

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3. Hard Back Seat

Not easy to deform and shift.

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4. Stainless Steel 420 Stem

It offers good corrosion resistance, high strength, and hardness.

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5. EPDM Fully Lined Disc

With chemical resistance, it can resist various chemicals. The disc uses EPDM rubber to completely cover the internal surface, thereby providing excellent chemical corrosion resistance.

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6. Butterfly Valve Testing Standard

ISO 5208, API598, EN1266-1.

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7. Butterfly Valves Applications

Butterfly Valve Is Used For Water system, waste water system, and gas pipelines with temperatures ≤120°C and nominal pressures ≤16MPa in food, medicine, chemical industry, petroleum, electric power, urban construction, textile, papermaking, etc.

Technical Specifications & Materials
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)
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 Gallery
Frequently Asked Questions
Q Are you a Factory or Trading Company?

We’re a factory with 17 years production experience, OEM for some customers around the world.

Q What is your after-sales service term and accepted payment methods?

18 months for all our products. For payment, our terms are T/T and L/C. We also accept custom design on size.

Q What is a Worm Gear Operated CF8 Disc Double Stem Wafer Butterfly Valve?

A worm gear operated CF8 disc double stem wafer butterfly valve is a type of industrial valve that is used to control the flow of a fluid through a pipeline. It is operated by a worm gear mechanism and features a CF8 disc with double stems for added strength and stability.

Q What are the key features and benefits of this butterfly valve?

Some key features include a compact wafer design for easy installation, a durable CF8 disc for reliable performance, a double stem design for added strength, and a worm gear mechanism for precise operation and control. Benefits include its compact and lightweight design, ease of installation, reliability, cost-effectiveness, and minimal required maintenance.

Q What are the main applications of this type of butterfly valve?

This type of butterfly valve is commonly used in various industries including chemical, petrochemical, oil and gas, water and wastewater, power generation, and HVAC. It is suitable for both general and industrial applications.

Q What materials are used in the construction and what are the shipping options?

Main materials include stainless steel for the body and disc, and carbon steel for the stem and internal components for optimal durability and corrosion resistance. Transportation is by sea, by air mainly, and we also accept express delivery.

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