Double Flange Eccentric Butterfly Valve, Casting Steel, Manual Operated

• Customization: Available
• Media: Water
• Temperature: High Temperature
• Model NO.: D42
• Type: Straight-through
• Material: Steel
• Connection Form: Flange
• Pressure: High Temperature
• Actuator: Manual
• Seal Surface: Wedge Gate Valve
• Thread Position of Valve Rod: Outside Gate Valve
• Usage: Regulation
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Box
• Specification: DN50-DN500
• Origin: China
• HS Code: 8481804090
• Production Capacity: 300000pieces/Year

Product Description

Double Flange Eccentric Butterfly Valve, Casting Steel, Manual Operated

Designed in compliance with DIN standards, this double eccentric cast steel butterfly valve features robust construction and superior sealing performance. Its precision-engineered dual-offset design minimizes friction during operation, ensuring extended service life and reduced maintenance needs. The valve body is crafted from high-grade cast steel (GGG40/GS-C25) for exceptional durability and corrosion resistance.

Specification

Key Features:

1.Double Eccentric Structure: Reduces wear on sealing surfaces and enables smooth 90° rotation for precise flow control .
2.DIN Flange Connection: Ensures compatibility with international piping systems and leak-proof installation.
3.Wide Application: Suitable for water, steam, oil, gas, and moderate corrosive media in industries like power plants, chemical processing, and marine engineering.
4.Pressure & Temperature Range: Rated for PN10/16 and operational temperatures from -20°C to +150°C, adaptable to diverse environments.

Technical Specifications:

1.Body Material: Cast Steel (DIN 17145/GGG40)
2.Disc: Stainless Steel (1.4408/316L) with Anti-Corrosion Coating
3.Seat: Reinforced PTFE/EPDM for Chemical Resistance
4.Actuation Options: Manual, Pneumatic, Electric (ISO 5211 Mounting Pad)
5.Standards: DIN 3356, DIN 3202, ISO 10631.

Advantages:

1.High-Performance Design: Ideal for throttling and isolation in high-pressure systems.
2.Low Maintenance: Long-term reliability with replaceable sealing components.
3.Versatile Configuration: Customizable with gearboxes, positioners, or limit switches for automation integration.

Product Order Instructions

1. The products are only for category display, the price is not for reference, please contact us for selection and quotation.

2.Please specify in the order before placing the order:

  2.1.Production standard

  2.2.Material

  2.3.Connection method

  2.4.Pressure

  2.5.Medium

  2.6.Temperature

  2.7.Other requirements

3.The company can configure electric devices, pneumatic drive devices, and turbine devices according to the specific requirements of users.

4. All kinds of valves produced by our company can meet the requirements of the contract, and are inspected and tested strictly according to the standards before leaving the factory.

If you have any questions, you can contact us online, we will do our best to provide you with quality service.

Hebei Yao Valves And Pipe Fittings Technology Development Co, Ltd

Hebei Yao Valves And Pipeittings Technology Development Co., Ltd.is a foreign trade factory specializing in the production of valves..
There are more,than 300 workers, 8 senior technical engineers, more than 260 technical workers and more than 8 production and processing workshops.
The company produces international standard products such as ANSI, DIN, BS,JIS, GOST, The type includes gate valve, stop valve, check valve, ball valve.butterfly valve, filter, etc. The production diameter range is:DN15-DN1200.
The company has complete certificates and won widely praise from customers. It has exported to more than 20 countries and regions, and has long-term cooperative relations with American Miller, Sankyo,  Taiwan's Guangsheng, Malaysia
Sukawa. Welcome Domestic and foreign customers negotiate cooperation and establish long-term cooperative relation.