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4700 Series
4700 Series - Steam Safety Valves
| General Specifications: | |
|---|---|
| Size | 1/2" x 3/4" & 3/4" x 1" & 1" x 1" |
| Orifice Areas | B (0.028 sq2) to E (0.225 sq2) |
| Set Pressure Ranges | 15 to 6000 psig (1.0 to 413 barg) |
| Temperature Ranges | -450 to 1000°F (-268 to 299°C) |
| Flange Classes | 150# - 1500# |
| Materials of Construction | Carbon or Stainless Steel Body & Bonnet Stainless Steel Trim NACE Hastelloy Monel |
- Balanced bellows design option
- Metal seat with optional o-ring
- Full nozzle construction
- ASME/NB Section VIII and III for Air, Steam and Water
- CSA B51 (Canada CRN)
- ISO 9001- 2008
- Nuclear – 10 CRF 50 Appendix B, NCA-4000, NQA-1 N285.0
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