Features and Benefits:
• Spring-torque control: the valve opens
slowly.
• Same valve can be installed horizontally or
vertically.
• More compact & Structurally sound design.
• Streamlined Flow - way.
• High temperature EPDM vulcanized seat.
• Electrostatically applied Akzo Nobel epoxy
powder internally and externally.
Applicable Standards:
Connection standard: wafer suit for BS EN 1092-2
Pressure test standard: BS EN 12266-2003
Face to face standard: BS EN558:2008
Technical Data:
Size: DN50~DN600(2″~24″)
Nominal pressure: PN 16
Temperature range: 0°C ~ 80°C
Suitable for: Water
Materials Specifications |
|
|
No. |
Component |
Material |
1 |
Body |
Cast Iron |
2 |
Stem |
Stainless Steel |
3 |
Stop Stem |
Stainless Steel |
4 |
Disc |
Stainless Steel |
5 |
Spring |
Stainless Steel |
6 |
Seat |
EPDM |
Dual Disc Check Valve |
NO |
Size |
DN |
L |
D |
D1 |
D2 |
R |
t |
Weight (kg) |
1 |
2'' |
50 |
43 |
107 |
65 |
43.3 |
28.8 |
19 |
2.32 |
2 |
2 1/2'' |
65 |
46 |
127 |
80 |
60.2 |
36.1 |
20 |
3.06 |
3 |
3'' |
80 |
64 |
142 |
94 |
66.4 |
43.4 |
28 |
4.90 |
4 |
4'' |
100 |
64 |
162 |
117 |
90.8 |
52.8 |
27 |
6.30 |
5 |
5" |
125 |
70 |
192 |
145 |
116.9 |
65.7 |
33 |
8.80 |
6 |
6'' |
150 |
76 |
218 |
170 |
144.6 |
78.6 |
50 |
11.1 |
7 |
8'' |
200 |
89 |
273 |
224 |
198.2 |
104.4 |
43 |
19.2 |
8 |
10'' |
250 |
114 |
328 |
265 |
233.7 |
127 |
45 |
33.2 |
9 |
12'' |
300 |
114 |
378 |
310 |
283.9 |
148.3 |
52 |
48.0 |
Packing and shipping
Inner package: plastic bags Product package: carton and pallets
Delivery package: plywood cases available Delivery package: steel cases for premium option
About us
1. More than 20 years experience for valves, fittings, etc..
1. Professional R&D teams in Germany & China for HAVC and waterworks system.
2. Strict products inspection, SOP processing.
3. 6S management, higher quality material with higher price.
4. Quick feedback service, feedback within 24 hours.
5. All sales have more than 10 years experience on service.
Factory capacity
Welcome visit us
FAQ:
Question 1: Can you make OEM or ODM product?
DVK: 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.
Question 2: How long is your delivery time?
DVK: 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.
Question 3: Do you provide free samples?
DVK: 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.
Question 4: What are your payment terms?
DVK: 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.