Basic Info.
Model NO.
DW342-1
Connection Form
Thread
Structure
Elevated
Pressure
Low Pressure
Function
One Way Flow
Sealing Form
Rubber Seals
Flow Direction
Unidirection
Standard
GB
Application
Water Industrial Usage, Household Usage
Spring
Stainless Steel
Connection Type
Union Female Threaded X Female Threaded
Thread Type
NPT
Seat Material
EPDM
Keywords 1
Check Valves
Keywords 2
Brass Nrv
Transport Package
Poly Bag, Inner Box, Carton and Pallet.
Specification
1/2′′-1"
Trademark
DW or OEM
Origin
China
HS Code
8481804090
Production Capacity
120000PCS/Month
Packaging & Delivery
Package Size
40.00cm * 18.00cm * 20.00cm
Package Gross Weight
18.000kg
Product Description
Description:
Dual Check Valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. They are designed for non-health hazard residential water system containment and continuous pressure applications. The valves consist of a Lead Free cast copper silicon alloy body construction, with two compact replaceable plastic check modules, and stainless steel springs. They are installed immediately downstream of the residential water meter, in a vertical or horizontal position.
1. Body: Lead Free Brass
2. Discs: Santoprene
3. Seals: EPDM
4. Springs: Stainless steel
5. Function: Prevents backflow
6. Size: 1/2"-1"
7. Connection Type: Union female x female
8. Thread Type: NPT
9. Installation: Vertically or horizontally
10. Delivery Time: within 30~45 days after received payment.
11. Payment Terms: T/T (30% payment in advance, the balance is paid at the sight of B/L copy).
12. Package: Inner box, outer carton, then by pallet.
Technical Specifications:
| Temperature Range | 33˚F - 180˚F (0.5˚C-82˚C) continuous |
| Minimum Working Pressure | 10psi (69 kPa) |
| Maximum Working Pressure | 175psi (12.07 bar) |
FAQ:
1. What is your term of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
2. How about your delivery time?
A: It usually takes 15 to 30 days, which generally depends on the quantity of your order and our storage.
3. Can I get free samples?
A: Yes, send your address, your telephone number, post code, and express account number to us, and tell us which samples you need and samples specification.
4. Can you produce products with my own brand?
A: Yes, we can offer OEM services.
Our Company:
Ningbo Doway M&E Co., Ltd. is built in Ningbo China, which is established in 2000. We specialized in manufacturing brass & bronze valves and fittings, water meter accessories and pipe fittings. Our mainly products cover ball valves, angle valves, gate valves, check valves, bib cocks, marine valves, pipe fittings, PPR insert, radiator valves and fittings, camlock and grooved couplings etc.
Nowadays, we are involving in the fields of brass forged, brass investment casting, bronze sand casting, brass/bronze gravity casting etc. Our products are widely used in water and plumbing systems and well recognized in Europe, USA, Middle East and Other Land with competitive price, quality products, and considerate service. Our company passed ISO9001 Certification and CE Approval for our ball valves, and UL approval for our bronze ball valves.
Based on the Spirit "Honesty, Pragmatic, Innovation", we are proud to own one professional team and provided customers competitive prices, quality products with On Time Delivery. Also we have strong OEM and ODM ability for clients to supply various valves and fittings in brass & bronze material for water solution.
Ningbo Doway M&E Co., Ltd is seeking to be the best cooperator for water plumbing and improve its worth to customers. Please contact us freely to know more details about what we can bring to your sourcing operation.