Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
ISO 9001
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

Check Valve, Butterfly Check Valve, Swing Check Valve manufacturer / supplier in China, offering Swing Type Butterfly Check Valve, Disco Check Valve Used for Petroleum Valves, Cast Iron Wafer Type Butterfly Valve with Handle Lever and so on.

Gold Member Since 2014
Audited Supplier

Swing Type Butterfly Check Valve

Get Latest Price
Min. Order / Reference FOB Price
10 Pieces US $8.6/ Piece
Production Capacity: 50, 000 PCS/Year
Transport Package: Wooden Pallet, Plywood Case, etc
Payment Terms: L/C, T/T
Material: Cast Iron
Connection Form: Wafer Type
Structure: Swing
Pressure: Ordinary Pressure
Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Sealing Form: Gland Packings Globe Valve

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Basic Info

Model NO.: DSCV-803
Flow Direction: Unidirection
Standard: DIN
Application: Industrial Usage, Water Industrial Usage, Household Usage
Size Range: Dn40 to Dn600
Working Pressure: 1.0/1.6 MPa
Face to Face: DIN3202 K3, ANSI 125/150
Flange Standard: En1092-2, ANSI 125/150
Testing: DIN3230, API598
Trademark: DS
Specification: Passed the CE, ISO9001 and SGS Certification
Origin: Laizhou Yantai City, Shandong Province, China
HS Code: 8481804090

Product Description

PN Nominal Pressure: 1.6Mba
Sealing Test Pressure: 1.76Mba
Strength Test Pressure: 2.4Mba
Suitable temperature: -20~135
Medium: Fresh water, Sea water, Waste water, Food stuff, Steam, All kinds of oils, All kinds of acid and alkali liquid, etc.

Main Features:
DONGSHENG Dual Flap Wafer Check Valve is designed to operate with the minimum of flow restriction.

The twin spring loaded half disc operate with the pipeline flow and reseal back against the rubber disc seating providing a positive shut off against any back flow. The resilient seating prevent a slamming action.

Check Valves offer greater flexibility and low cost in most piping systems and moreover, of its light weight, it is so convenient to install and has smaller face to face dimension than conventional swing check valve.

These valves can be supplied to match the international standards of flange (DIN, ANSI, JIS & BS).

DongSheng check valves when compared with order traditional isolating valve such as swing check valve offer the following advantages:
Low purchase cost
Compact design
Non-slam principle of operation
Light weight
Easy installation
Good flow characteristic and less pressure drop
Suitable for horizontal and vertical up flow

Typical Applications:

Heating air-conditioning pipe lines
High frequency lines
Fire extinguishing system
Vessel pipelines
Iron and steel industry
Mineral, oil industry
Wood working, pulp and paper industry
Textile industry
Water and condensate lines

Material List
1BodyCast iron GG25 / Stainless Steel
2DiscAISI 316 / chrome coated GGG40
3Resilient seatEPDM
4Hinge pinAISI 316
5SpringAISI 304
6Retainer screwCarbon steel
7Disc bearingTeflon
Product Show
Swing Type Butterfly Check Valve
Factory Show
Swing Type Butterfly Check Valve
Swing Type Butterfly Check Valve

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