Your Location : Home >> Products

welded connection safety relief valve manufacturer

The majority of pressure relief valves needing repair do not require welding as a repair operation. because of the relatively uncommon application of welding for pressure relief valves, this overview, including applicable national board inspection code (nbic) requirements, outlines some important elements to consider when welded repairs are needed.
Butt weld pressure relief valves. low pressure drop refrigerant stop check valves are butt-weldable directly to steel piping, thereby eliminating potential leaky flanges or threaded joints and simplifying installation. the important features of these valves are non-leak packing and have a back seat design.
Jun 28, 2005 · after the discharge of the second valve, the piping must be rated as required by the applicable jurisdiction. this may be the mawp of the boiler or at least the setpoint of the highest safety relief valve protecting the system.
We are offering a wide range of safety relief valve. valve size- 1/2 to 2 orificeas per api; prassure rating150# to 2500# end connectionscrewed end, socket weld; features: unique design for steam, liquid, vapor or gas. over pressure10% of set pressure. blowdownmaximum 15% less than set pressure. full nozzle design

We Export