Features• Sizes 1/2" NPT up to 1" Flanged • Offset Pattern, Straight Avail. • Union Vessel Connections • Rigid or Union GaugeConnections • Conforms to AISI / ASTM Specs • ASME Boiler Code Acceptable • Auto Ball Check Shutoffs • For Steam/Water ServiceRatings• 4000 psi @ 100F /2620 psi @750FMaterials• Body: Carbon Steel (316SS is Opt.)• Stem Packing: Grafoil• Trim: Stainless SteelA Special Note About Corrosion• Excessive corrosion may result inleakage, glass breakage, and premature valve failure.• Be sure all wetted components of thegauge are constructed with materialscompatible with the service medium.John C. Ernst Co. does not make chemical compatibility recommendations.• See the "Compass Corrosion Guide" or equivalent for material compatibility For compatible Gauges select Low or Medium Pressure GaugesModel Size NPT Gage 450-04 CSR 1/2" Rigid Integral450-04 CSU 1/2" Union Integral450-05 CSR 3/4" Rigid Integral450-05 CSU 3/4" Union Integral450-06 CSR 1" Rigid Integral450-06 CSU 1" Union Integral460-04 CSR 1/2" Rigid Union460-04 CSU 1/2" Union Union460-05 CSR 3/4" Rigid Union460-05 CSU 3/4" Union Union460-06 CSR 1" Rigid Union460-06 CSU 1" Union Union498-04 CSR 1/2" Rigid OS&Y498-04 CSU 1/2" Union OS&Y498-05 CSR 3/4" Rigid OS&Y498-05 CSU 3/4" Union OS&Y498-06 CSR 1" Rigid OS&Y498-06 CSU 1" Union OS&Yอ่านเพิ่มเติม