Ball Check Valve

Ball Check Valve

Basic information
Basic information
This valve can be installed at the pump outlet to prevent backflow and water hammer damage to the pump.
Features
Features
1. Silencer closure, no water hammer;
2. Body adopts full flow channel with the large flow and low resistance;
3. It can be installed horizontally or vertically;
4. Good sealing performance.
Principle
Principle
This valve uses rubber covered rolling ball as disc, in the role of medium, can be in the body of the integral sliding way up and down, thus open or close the valve.
Installation and Commissioning
Installation and Commissioning
Pay attention to the direction of water flow during installation, and make sure that the direction of water flow is consistent with that indicated on the main valve. For specific use, please consult ZECO Valve Group.

Part

Material

Standard

Body

Ductile Iron

EN 1563/DIN 1693

Bonnet

Ductile Iron

EN 1563/DIN 1693

Ball

EPDM / NBR

ISO 4633

Bolts

Stainless Steel 431

EN10088-1/ASTM A959

Nuts

Stainless Steel 431

EN10088-1/ASTM A959

 Spacer

Stainless Steel 431

EN10088-1/ASTM A959

For the materials options not listed, consult factory.

ZECO manufactures valves in more than 50 different alloys.

Product scope, Standards & Materials
Size Range: 2"~12"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: AMSE B16.10, EN558-1
Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: ISO 5208 / EN 12226-2

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