[ultimate_heading main_heading=”Liquid Relief Valve Model 19 and 20″ alignment=”left” sub_heading_font_size=”desktop:15px;” sub_heading_line_height=”desktop:27px;” main_heading_style=”font-weight:bold;”]Safety And Relief Products
Extra-heavy rugged construction non-code bronze liquid relief valves with a variety of model options to meet specific applications[/ultimate_heading]
Inlet and outlet connections cast integral with body for easy inspection and servicing without disconnecting piping.
Available with optional female NPT inlet or flanged inlet and outlet connections.
Beveled seats lapped for optimum performance.
Stainless steel spring for optimum corrosion resistance.
Spherical pivot between disc and spring corrects misalignment and compensates for spring side thrust.
Tested and inspected for pressure setting and leakage
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[ultimate_heading main_heading=”General Application” alignment=”left” sub_heading_font_size=”desktop:15px;” sub_heading_line_height=”desktop:27px;” main_heading_style=”font-weight:bold;” sub_heading_margin=”margin-top:35px;”]Suitable for air/gas compressors, liquid filled pressure vessels/systems, high temperature/ pressure hot water boilers, for pressure vessels containing air, gas or steam and process and industrial applications requiring steel/stainless steel construction. Also for vacuum service.[/ultimate_heading]
[ultimate_heading main_heading=”Technical Data” alignment=”left” sub_heading_font_size=”desktop:15px;” sub_heading_line_height=”desktop:27px;” main_heading_style=”font-weight:bold;” sub_heading_margin=”margin-top:35px;”]Connections: Threaded NPT, BSPT, flanged or Tri-clover
Temperature range: -320° to 800°F (-195° to 427°C)
Pressure range: 3 to 1400 psig (0.2 to 96.5 barg)
Vacuum range: 6″ to 29″ HG (200 to 1000 mbarg)
Code: ASME I, VIII and PED
NOTE 1.
Back pressure increases set pressure on a one to one basis and reduces capacity. Back pressure in excess of 10% of set pressure is not recommended.[/ultimate_heading]
