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4 inch butterfly valve Ductile iron EPDM Seat

Body Size: 4 inches (100 mm)
Body Material: Ductile iron, stainless steel, aluminum,
Disc: Usually stainless steel
Seat: Rubber, EPDM, PTFE,
Stem: Stainless steel
Operating Temperature Range: Depends on materials, but usually -20°F to 250°F (-29°C to 121°C)
Pressure Range: Can handle pressures up to 150-300 psi depending on materials and design
Actuation: Manual lever, gear operator, pneumatic actuator, electric actuator
End Connection: Flanged, wafer, lug style
Flow Characteristics: Butterfly valves provide relatively high capacity and have quick open/close ability, but do not provide tight shutoff compared to ball or gate valves
Typical Applications: Isolation, throttling, control in water, air, gas, steam and other non-viscous fluid applications

Quality Assurance

We have a dedicated quality control team and advanced testing equipment to ensure consistent product quality.

Timely Delivery

With reliable raw material suppliers and streamlined production processes, we guarantee on-time delivery.

Excellent After-Sales Service

Our team of valve experts provide impeccable after-sales support

Certifications

Our products hold up to 10 international authoritative certification certificates, ensuring compliance with global standards.

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4 Inch Ductile Iron Butterfly Valve with EPDM Seat – Reliable Flow Control for Water Systems & Infrastructure Projects

Product Overview

Our 4-inch ductile iron butterfly valve with EPDM seat is engineered for superior performance in water distribution, wastewater treatment, and building service applications. Designed for durability and leak-free operation, this valve combines the strength of ductile iron with the excellent sealing properties of EPDM rubber, making it ideal for both potable water and industrial fluid handling.

4 Inch Ductile Iron Butterfly Valve with EPDM Sea Typical Applications

Water Infrastructure
Building Services
Industrial Systems

Standards:

Design standard API609, ANSI16.34, JISB2064, GB T12238
Face to Face API609, DIN3202, ISO5752, BS5155
Flange drilling DIN2501 PN10/16, ANSI 125/150/300, BS4504, JIS10K
Top Flange ISO5211
Test Inspection API598

Material:

Body Stainless Steel
Disc Stainless Steel
Stem Stainless Steel
Seat EPDM, NBR, PTFE, VITON, HYPALON
O ring EPDM, NBR

Application:

HVAC,Water Supply&Sewage,
Food&Beverage,Chemical/petrochemical/processing,
Power And Utilities,Paer And pulpmship building

Features:

1. Structure simple compact, the weight is light, 90′ revolves, the switch is rapid
2. Designs reasonably, the assembling and dismantling is easy, to be advantageous
For the service
3. Uses the eccentric structure, reduces the seal packing collar the friction, lengthens
The valve service life
4. Completely seals, divulges for zeroMaterials

Wafer butterfly valve drawing 2

Dimensions:(mm)

DIMENSIONS 1

Why choose us?

Our Price:
We offer competitive prices on the market and guarantee the high quality of each product!

Our Factory:
We own our own factories more than 20 years.Our factory is located in Jinnan District, Tianjin, China, covering an area of 1,000-3,000 squre meters, with advanced production equipment, which can provide ISO 9001:2000CE and other management certifications.

Our produts:
We are successed with the production of high quality of soft  sealing butterfly valves,gate valves,strainers,checkvalves and other products.Over the years,TFW insist to optimized production base, efficient enterpricemanagerment plateform,strong R&D institutions and one pair of loyal customers responsible for foreigntrade sales team. Products were exported to the US,Canada,Europe,Japan,Australia and other countrieand regions,with annual sales in excess of $10 million.

Our Services:
We promise that we will ship the goods on time;

We can customize your company logo on valve body;

We can do different colors according to your requirements;

We can produce different standards valves to different markts.

More Information, Please Contact Us!

Body Size: 4 inches (100 mm)

Body Material: Ductile iron, stainless steel, aluminum,

Disc: Usually stainless steel

Seat: Rubber, EPDM, PTFE,

Stem: Stainless steel

Operating Temperature Range: Depends on materials, but usually -20°F to 250°F (-29°C to 121°C)

Pressure Range: Can handle pressures up to 150-300 psi depending on materials and design

Actuation: Manual lever, gear operator, pneumatic actuator, electric actuator

End Connection: Flanged, wafer, lug style

Flow Characteristics: Butterfly valves provide relatively high capacity and have quick open/close ability, but do not provide tight shutoff compared to ball or gate valves

Typical Applications: Isolation, throttling, control in water, air, gas, steam and other non-viscous fluid applications

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4 inch butterfly valve Ductile iron EPDM Seat

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