DN40-300 Ductile Cast Iron Automatic Double Single Orifice Water PN16 Flanged Air Release Valves

Double orifice air valve with three function use technical specification:

Size:DN40-300

Design standard: EN1074-4:2000

Flange standard: EN1092-2:1997

Testing standard: EN12266-1:2012

Working pressure: 16kgs/cm3   25kgs/cm3

                Shell testing pressure: 25kgs/cm3   37.5kgs/cm3

                Seat test pressure: 18kgs/cm3  27.5kgs/cm3

                Media: water, neutral oil

External and internal coating: 100% fusion-bonded EPOXY

SS304/316 bolts/nuts/washers are available on request

Some Ending Customer:

Material List

Body: Ductile Iron BS2879-500.7/DIN1693 GGG50/EN1563 GJS500

Float guide: ABS

Support: ABS

O-ring: EPDM BS2494

Cover: Ductile Iron BS2879-500.7/DIN1693 GGG50/EN1563 GJS500

Bolts and Nut: Zinc-plated steel BS4190

Seat: EPDM BS2494

Gasket: EPDM BS2494

Cap:Nylon/brass

Bracket: Nylon

Hinge pin: Stainless Steel BS1574

Technical drawing:

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.
 

Payment way

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

Packing way


FAQ:

1. Yes, sample order is available for quality checks and market tests.
 
2. Quality is a 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 orders, it depends on the order quantity.

4. We usually accept T/T, L/C, and other 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