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Description
D4481 Safety Relief Valve Body Material Bronze Inlet Type MNPT Outlet Type FNPT Inlet Size 1 1/2 in Outlet Size 2 in Factory Set Pressure 25 psi Disc Material B21 Alloy 485 Overall Height 10 5/8 in Application Pressure Reducing Stations etc Steam Boiler and Generators Overall Length 5 1/2 in Seat Material EPR Spring Material Stainless Steel Temp Range -60 Degrees to 406 Degrees F Test Lever Yes Standards ASME Section 1 ASTM A-313 TY 631 National Board Certified Steam
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2-3 days
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