Product Description
Features and Benefits:
- Eccentric disc structure for further strength and safety.
- The double eccentric design offers an optimal sealing performance.
- EPDM disc ring sealing with smart stainless steel seat, very low torque - easy to be operated.
- The fine quality EPDM rubber ring is strongly fixed on the edge of the disc by the retainer ring, easy to replace.
- The disc is connected to the upper & lower shaft by a special hinge pin, which is reliable and easy to replace.
- PN10: DN400-DN2400
- PN16: DN400-DN1200
NO |
Size |
DN |
L |
H1 |
H2 |
H3 |
H4 |
D |
D1 |
D2 |
N-d |
kg |
1 |
16″ |
400 |
216 |
350 |
405 |
360 |
200 |
565 |
515 |
350 |
16-26 |
105 |
2 |
18″ |
450 |
222 |
380 |
450 |
385 |
245 |
615 |
565 |
350 |
20-26 |
152 |
3 |
20″ |
500 |
229 |
410 |
490 |
425 |
245 |
670 |
620 |
350 |
20-26 |
202 |
4 |
24″ |
600 |
267 |
470 |
590 |
515 |
340 |
780 |
725 |
350 |
20-30 |
325 |
5 |
28″ |
700 |
292 |
535 |
635 |
560 |
340 |
895 |
840 |
350 |
24-30 |
415 |
6 |
32″ |
800 |
318 |
590 |
885 |
625 |
447 |
1015 |
950 |
350 |
24-33 |
600 |
7 |
36″ |
900 |
330 |
675 |
975 |
715 |
447 |
1115 |
1050 |
450 |
28-33 |
895 |
8 |
40″ |
1000 |
410 |
735 |
1020 |
760 |
447 |
1230 |
1160 |
450 |
28-36 |
1215 |
9 |
48″ |
1200 |
470 |
865 |
1200 |
900 |
500 |
1455 |
1380 |
450 |
32-39 |
2378 |
* From DN1400 to DN2400 and PN16 butterfly valves are in product line, for further details please contact our sales team.
Applicable Standards:
Design standard: EN593, BS5155
Flange standard: BS EN1092-2
Face to face standard: EN558-1 basic series 13
Top flange standard: ISO5211/1
Technical Data:
Size: DN400~DN1200(16″~48″)
Nominal pressure: PN 10
Temperature range: -10~90ºC
Suitable for: Water and neutral liquids
Materials Specifications
No. |
Component |
Material |
1 |
Body Disc |
Ductile Iron JS1040 |
2 |
Seat |
Ductile Iron JS1040 |
3 |
Sealing |
Stainless Steel SS304 |
4 |
Ring |
EPDM |
5 |
Stem |
Stainless Steel SS410 |
6 |
Bearing |
Bronze + PTFE |
7 |
V-ring |
EPDM |
Opening - Kv Value Curve
Advantages of Our Products



Why Choose Us
Factory Overview

Packaging & Shipping

Certifications
FAQ
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.
