NPS 22"-34"

PN350-1000

Structure Is Briefly

1. Pressure self-tight seal structure, both ends of the pipe for the welding connection.

2. mining plane o ring seal, the valve seat made of stainless steel surfacing.

3. Water pressure test into the blocking board, remove the blocking board after the hydrostatic test, hydrostatic test can be repeated.

Installation instructions

1. The valve must be installed according to the direction of the arrow on the valve body installation, hydraulic test block removed after the O-ring properly preserved. 

2. The test water temperature is 20~70°C