• SFA49H explosion-proof wave safety valve
  • SFA49H explosion-proof wave safety valve
  • SFA49H explosion-proof wave safety valve
SFA49H explosion-proof wave safety valve
SFA49H explosion-proof wave safety valve
SFA49H explosion-proof wave safety valve
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SFA49H explosion-proof wave safety valve

The valve is installed in the water supply engineering pipeline and the head of the civil air defense system, in a combination of wave blocking and wave elimination, to prevent water hammer shock wave along the pipeline into the system of water supply engineering, so as to eliminate the damage of water hammer shock wave, to protect the system facilities normal dynamic rotation and safety protection purposes.

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Product Details


SFA49H explosion-proof wave safety valve

Product overview

SFA49H explosion-proof wave safety valve is a kind of safety valve which can eliminate water hammer shock wave and block water hammer shock wave. It is a product composed of multiple sets of safety valves, and the function played by a single safety valve cannot be achieved. The valve is installed in the water supply engineering pipeline and the head of the civil air defense system, in a combination of wave blocking and wave elimination, to prevent water hammer shock wave along the pipeline into the system of water supply engineering, so as to eliminate the damage of water hammer shock wave, to protect the system facilities normal dynamic rotation and safety protection purposes.

Technical parameters

Nominal pressure 1.0~1.6MPa
Applicable media Water
Applicable temperature 0 to 80°C
Flange standard GB/T 17241.6、JB/T79.1
Test standard GB/T 13927

Main Parts and Components Materials

Part Name Valve body, bonnet Spring
Materials Carbon Steel Stainless Steel

Typical Installation Schematic

Main connection dimension unit: mm

DN 50 65 80 100 125 150 200 250
L 340 380 410 450 480 550 630 750

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