Flanged Non Return Water Swing Check Valve

• Customization: Available
• Media: Water
• Temperature: Low Temperature
• Model NO.: DN250
• Material: Cast Iron
• Connection Form: Flange
• Structure: Swing Check Valve
• Pressure: Low Pressure
• Function: Ddcv Double Lobe, Sfcv Rubber Lobe
• Sealing Form: Rubber Sealed
• Flow Direction: Unidirection
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage
• Color: Ral 5005 / Ral 5015
• Feature: Non Return Water Swing
• Materials: Ductile Iron Ggg50
• Warranty: 1 Year
• Transport Package: Plywood Case
• Specification: DN40-DN1000
• Trademark: OEM or DAVAN
• Origin: Tianjin, China
• HS Code: 8481804090
• Production Capacity: 50000PCS/Year

Product Description

DN250 Ductile Iron GGG50 DIN Standard Flanged PN16 Non Return Water Swing Check Valve China Factory Check Valve Water Check Valve

Technical Specification:

Nominal Diameter: DN40-600

Nominal Pressure: PN10-16

Design Standard: BS5153/MSS SP-71

FTF Dimension: DIN EN3202-F6/ASME B16.10

Flange Connection: ASME B16.1 CL125/EN1092 PN10-16

Inspection and Test: API598/ EN12266

Swing Check Valve Material List

1. Body: Cast Iron GG25

2. Disc: Cast Iron GG25

3. Seat Ring: Brass

4. Disc Ring: Brass/EPDM

5. Hanger: Ductile Iron GGG50

6. Hanger Pin: Stainless Steel 2Cr13

7. Gasket: Graphite+304/EPDM

8. Stud and Nut: A194B8-8/B7-2H

 

Some Ending Customer:

MOQ

We do not have any MOQ for this valve, 1 set order is also can be accepted.

Delivery

It depends on the order quantity, the common delivery time will be 15-20days after received payment.
 

Small order	Shipment by LCL
Bulk order	Shipment by FCL
Urgent or sample order	By air cargo or courier

Payment way

30% deposit, the balance will be paid before loading.

Hydraulic testing



We promise 100% hydraulic testing before exporting, with the testing machine.

Body testing: 1.5* design pressure

Sealing testing 1.1* design pressure

We can provide a 12-month warranty after the shipping date.

Packing way

Plywood case in exporting standard, bubble plastic packing inside






FAQ:

1. Yes, sample order is available for quality check and market test.
 
2. Quality is priority, we always attach the importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before painting, packing and shipping.

3. It usually takes about 25-30 working days to produce. For big order, it depends on the order quantity.

4. We usually accept T/T, L/C,and others payment.

5. We offer 12months warranty time.

6. Depends on your request, we have standard models in stock. Some special products and big order will be newly produced according to your order.

7. Yes, different models can be mixed up in one container.

8. Our company has been audited and approved ISO9001and WRAS certificate. 

9.  OEM & ODM services will be provided by us depend on your requirement.

Our website: davanflowtek.en.made-in-china.com