Double Half Stem Handle Industrial Butterfly Valve

• Customization: Available
• Media: Water, Oil, Gas, Seawater, Food, Steam, Air etc
• Driving Mode: Lever, Handle, Gear Operator, Pneumatic Actuator
• Model NO.: D71X
• Connection Form: Flange
• Structure: Centre Sealing
• Seal Form: Auto Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: API609 En593 BS5155 En1092 ISO5211
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Certificates: Ce ISO Wras Acs Dnv
• Body Material: Cast Iron/Ductile Iron/Wcb/CF8m/CF8/Al-Bronze
• Disc Material: Di/Nylon/1.4469/1.4529/Saf2205/2507/CF8/CF8m etc
• Seat Material: NBR/EPDM/PTFE/Viton/Silicone etc
• Coating: Fbe Epoxy Coated
• End Standard: Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/F
• Face to Face: En558;API609;DIN3202;ISO5752;BS5155;Awwa
• Transport Package: Bubble Bags and Wooden Box
• Specification: DN40-DN3000
• Trademark: WDS / WORLDS/OEM
• Origin: Tianjin China (Mainland)
• HS Code: 8481804090
• Production Capacity: 10, 000, 000PCS/Year
• Package Size: 110.00cm * 110.00cm * 90.00cm
• Package Gross Weight: 500.000kg

Product Description

The feature of rubber resilient seat wafer butterfly valve


1. Small in size and light in weight. Easy installation and maintenance. It can be mounted wherever needed.
2. Simple and compact construction, quick 90 degree on-off operation.
3. Flow curve tending to straight line. Excellent regulation performance.
4. Long service life. Standing the test of thousands opening/closing operation.
5. Wide selection of materials, applicable for various media.

Main Material:

Name	Material
Body	Cast Iron  Ductile Iron  Carbon Steel  Stainless Steel  AL-Bronze
Disc	Ductile Iron  Carbon Steel Stainless Steel  AL-Bronze
Shaft	Stainless Steel  Monel K500
Seat	BUNA  NBR  EPDM  VITON  PTFE  HEPDM  Neoprene  Hypalon Natural rubber

Packaging & Delivery

Packaging Detail: Bubble pack for each valve&Plywood cases. Or as per the request of customers.
Delivery Detail:According to quantity , normally 30 days after order

Application:

1. These products are mainly used for pipeline flow, pressure and temperature control of various industrial automation productiong, for example: Electricity, petrifaction, metallurgy, environmental protection, energy management, fir-fighting systems.
2. Simultaneously they have good fluid control properties, and can operate simply.
3. They are not only widely used in general industries as petroleum, coal gas, chemical engineering, water treatment, but also used in the cooling water system of thermal power plant.




 

COMPANY INTRODUCTION


**Company Goal : OEM service for world-famous valve brand.



**Design & Development ability -- SolidWorks, Pro / E, AutoCAD etc



Dimension Measurement &Inspection 



Assembly Workshop



Packaging 




Certificates --  CE  ISO  WRAS  ACS certificates