4200 Series Steam Safety Valve
- Flanged Spring Loaded Boiler Safety Valve
- Size 1” x 1/4” x 1-1/2” to 6” x 8”
- Set Pressure Ranges 15 to 1000 psig (1.0 to 69 Bar)
- Temperature Ranges up to 538°C
- Flange Classes 150# – 600#
- Materials of Construction Carbon Steel Stainless Steel Low/High Temperature Alloy Steels Chrome-Moly
- ASME National Board Certified for Section I: Steam applications
- Double blow down ring designed to meet the ASME section I reseating standards
- Thermal disc for ultimate seat tightness safety.