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Steam Safety Relief Valves, ASME Section IV

Series 415 Steam Safety Relief Valves are used in commercial and industrial applications for low-pressure, steam heating boilers and process equipment. They have a brass body (size 1/4 in.) or a bronze body (sizes 1, 1 1/4, 1 1/2 in.) construction with NPT threaded male inlet and threaded female outlet (drain) connection, stainless steel spring, top-guided stem, and non-stick Teflon disc-to-metal seating. Model 415SC has satin chrome finish. Model 415L has low pressure setting at 8psi (55 kPa) for pressure cookers and steam cleaning equipment. ASME Section IV at 15psi (103 kPa) set point.


  • Seat located above drain
  • High capacity steam safety valve for low pressure steam heating equipment
  • Available at lower settings for pressure cooker and steam cleaning equipment
  • Non-sticking Teflon disc assures positive shutoff

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 415

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: