Non Slam Recoil Type Check Valve
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| Customization: | Available |
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| Media: | Water |
| Temperature: | Ordinary Temperature |
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Basic Info.
- Material
- Ductile Iron
- Connection Form
- Flange
- Structure
- Swing
- Pressure
- Ordinary Pressure
- Function
- Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
- Sealing Form
- Gland Packings Globe Valve
- Flow Direction
- Unidirection
- Standard
- JIS/ANSI/GB/DIN
- Application
- Industrial Usage, Water Industrial Usage, Household Usage
- Size
- DN50 - DN250(2'' - 10'')
- Nominal Pressure
- Pn 16
- Temperature Range
- 0°c ~ 80°c
- Suitable for
- Water and Neutral Liquids
- Connection Standard
- BS En1092-2
- Face to Face Standard
- BS En558-1 Basic
- Pressure Test Standard
- BS En12266-1, Ap
- Transport Package
- Carton and Pallets
- Trademark
- OEM
- Origin
- China
- HS Code
- 8481804090
- Production Capacity
- 50000/Years
Product Description
- Concise design, solid structure.
- Flexible EPDM vulcanized on the disc assures positive seating at high and low pressures, as well as a long operating life and an extreme resistance to any kind of corrosion 100% unrestricted flow area for improved flow characteristics and lower head loss.
- 15° sealing angle between the disc and seat can ensure low pressure sealing.
- Electrostatically applied Akzo Nobel epoxy powder internally and externally.
| Item | Size | DN | D1 | C | L | n-od | K | f | Item Weight |
| 1 | 2" | 80 | 165 | 19 | 120 | 4-19 | 125 | 3 | 6.5 |
| 2 | 2 1/2" | 65 | 185 | 19 | 140 | 4-19 | 145 | 3 | 8.9 |
| 3 | 3" | 80 | 200 | 19 | 170 | 6-19 | 160 | 3 | 11 |
| 4 | 4" | 100 | 220 | 19 | 180 | 8-19 | 180 | 3 | 13.8 |
| 5 | 5" | 125 | 250 | 19 | 200 | 8-19 | 210 | 3 | 19.4 |
| 6 | 6" | 150 | 285 | 19 | 250 | 8-23 | 240 | 3 | 26.8 |
| 7 | 8" | 200 | 340 | 20 | 300 | 12-23 | 295 | 3 | 44.1 |
| 8 | 10" | 250 | 405 | 20 | 350 | 12-28 | 355 | 3 | 69.7 |
| 9 | 12" | 300 | 460 | 25 | 350 | 12-28 | 410 | 4 | 103.8 |
| 10 | 14" | 350 | 520 | 27 | 405 | 16-28 | 470 | 4 | 154.5 |
| 11 | 16" | 400 | 580 | 28 | 455 | 16-31 | 525 | 4 | 203.1 |
| 12 | 18" | 450 | 640 | 30 | 520 | 20-31 | 585 | 4 | 274.2 |
| 13 | 20" | 500 | 715 | 32 | 570 | 20-34 | 650 | 4 | 380.6 |
| 14 | 24" | 600 | 840 | 36 | 685 | 20-37 | 770 | 5 | 605.5 |
| 15 | 28" | 700 | 910 | 40 | 800 | 24-37 | 840 | 5 | 820.8 |
| 16 | 32" | 800 | 1025 | 43 | 910 | 24-40 | 950 | 5 | 1185.6 |
| 17 | 36" | 900 | 1125 | 47 | 1030 | 28-40 | 1050 | 5 | 1346.5 |
Applicable Standards:
Connection standard: BS EN 1092-2
Pressure test standard: BS EN 12266-2003
Face to face standard: BS EN558:2008
Technical Data:
Size: DN50~DN900(2″~36″)
Nominal pressure: PN 16
Temperature range: -5°C ~ 85°C
Suitable for: Water
Materials Specifications:
| No | Component | Materia |
| 1 | Body | Ductile Iron JS1040 |
| 2 | Seat | Stainless Steel SS410 / SS316 |
| 3 | Disc | Stainless Steel SS410 / SS316 |
| 4 | Sealing Ring | EPDM |
| 5 | Spring | Stainless Steel SS304 / SS316 |
Are you a manufacturer or trading company?
DVK Valve is a specialized valve manufacturer, backed by a skilled and experienced R&D team.
Are you make OEM or ODM product?
Yes, if QTY attractive enough, we can create new mould for you, make bodies casting with your logo and your nameplate; if QTY not attractive enough, will be only with your nameplates or labels.
What kinds of valve can you supply?
We can supply butterfly valve, ball valve, check valve, gate valve, control valve, brass valve, bronze valve, strainer, valve fittings and so on.
How long is your delivery time?
General speaking, we have some stock for regular products, it is 1~2 weeks if the goods are in stock; if not in stock will be 4~8 weeks, depends on quantity.
What's the package and how do you ship the goods?
We typically use seaworthy plywood cases for packaging. Shipping is usually done by sea, other shipping methods can also be arranged. Please contact us if you require a different shipping route.
Can you provide the relevant documentation and certificates?
Yes, we can provide the necessary documentation and certificates, including the ISO9001,ISO24001, ISO45001, CE, BV, ABS, SIRIM, TUV-SUD etc. We can also provide the Test Report, Certificate of Material Analysis, Certificate of Origin, and other export documents if required.
Do you provide free samples?
If samples available in stock, yes, we could offer the free sample to you, but the air cost or courier cost will be on your account.
What are your payment terms?
Order value less than 2000USD, 100% in advance. Order value more than 2000USD, 30% T/T in advance, balance before shipment. L/C available as well.
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