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DKV 300X Slow Closing Check Valve

Category

Additional information

Customized Support

ODM, OEM

Place of Origin

Guangdong, China

Brand Name

DKV

Product Name

Water Valve

Model Number

300×

Working Medium

Water, Oil

Connection

Flange

Material

Stainless Steel, Cast Iron, Cast Steel, Steel, Ductile Iron

Pressure

1.0-4.0Mpa

Size

DN25-DN600

Product Details:

Description

DKV 300X slow closing check valve is an intelligent valve installed at the outlet of water pumps in high-rise building water supply systems and other water supply systems to prevent medium backflow, water hammer and water hammer. The valve has three functions of electric valve, check valve and water hammer eliminator, which can effectively improve the safety and reliability of water supply system. It integrates the technical principles of slow opening, fast closing and slow closing to eliminate water hammer, and prevents the occurrence of pump start water hammer and pump stop water. Just operate the water pump motor start and stop button, the valve can automatically open and close according to the water pump operating procedures, with large flow and small pressure loss. It is suitable for valves below 600 caliber.

Part Name Material
Valve Body Stainless Steel, Cast Iron, Cast Steel, Steel, Ductile Iron
Filter Copper
Regulator Copper
Valve Stem Stainless Steel
Diaphragm and Pressure Plate Nitrile Rubber, Ductile Iron
Upper Cover Ductile Iron, Bronze
Slow – closing Valve Plate Stainless Steel
Spring Silicon – manganese Steel, Stainless Steel
Large Valve Disk Ductile Iron
Valve Seat Copper, Stainless Steel
Diaphragm Seat Cast Iron, Cast Steel, Steel, Ductile Iron
Regulating Valve Copper
Filter Copper

Performance Specifications

Nominal Pressure (MPa) Test Pressure (MPa) Applicable Medium Suitable Medium Temperature
1 1.5 Shell Clean Water and Sewage without Impurities
1.6 2.4 Seal ≤80°C
2.5 4 Clean Water and Sewage without Impurities ≤80°C

Outline and connecting measurememt

300× drawings

Nominal pressure
(MPa)
25 32 40 50 60 80 100 125 150 200 250 300 350 400 450 500
L 160 180 203 203 216 241 292 300 356 457 495 540 686 762 864 914
PN 10 D 115 135 145 160 180 195 215 245 280 385 390 440 500 585 615 670
D1 85 100 110 125 145 160 180 210 240 295 350 400 460 515 565 620
PN16 D 115 135 145 160 180 195 215 245 280 335 405 480 520 580 640 705
D1 85 100 110 125 145 160 180 210 240 295 355 410 470 525 585 650
PN 25 D 110 135 145 160 180 195 230 270 300 360 425 485 550 610 660 730
D1 85 100 110 125 145 160 190 220 250 310 370 430 490 550 600 660
H 172 172 265 265 310 350 460 520 570 695 780 595 1025 1080 1080 1135
H1 106 106 210 210 215 215 245 305 365 415 510 560 658 735 610 665

Additional information

Customized Support

ODM, OEM

Place of Origin

Guangdong, China

Brand Name

DKV

Product Name

Water Valve

Model Number

300×

Working Medium

Water, Oil

Connection

Flange

Material

Stainless Steel, Cast Iron, Cast Steel, Steel, Ductile Iron

Pressure

1.0-4.0Mpa

Size

DN25-DN600

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