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SV-B27 adjustable relief valve relief valve bronze DN15DN20DN25DN32DN40DN50

price:USD$980.00
discount 70% in 2018-09-24 to 2018-09-26
price: USD$ 686.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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SpecificationsWall thickness mmLong mmThe width of MMNet weight g
 DN15 4133.6 51 488 
 DN20 3.814456 625 
 DN25 4170 67 1024

For non adjustable safety valve, please click: non adjustable safety valve

Pressure regulation method:

1. prepare pressure test pump, you can use the following simple hand pressure test pump, connect the safety valve, remove the pressure cap on the valve;

2. pressure, observe the pressure gauge and the safety valve situation, the safety valve opening pressure, it shows in the pressure. By constantly adjusting the six corners of the safety valve core, side pressure, while observing the pressure gauge value, tune to the required opening pressure.

 

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