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SPECIFICATION FOR REV. 0 <br /> PIPING MATERIALS 07/2014 <br /> SPEC 3CB PAGE 1 OF 4 <br /> PIPING MATERIAL SPECIFICATION FOR CRIPPLE CREEK&VICTOR GOLD MINING COMPANY <br /> 3CB <br /> ANSI CLASS 300 <br /> PIPING CODE ASME B31.3 <br /> Full Pressure—%"to 18"dia <br /> Partial pressure-20"to 30" dia <br /> SERVICE: Barren Solution <br /> CONSTRUCTION AND MATERIALS: '/"to 2" Socket Welded, 3"to 30" Butt Welded and <br /> Flanged <br /> ALLOWANCE FOR CORROSION: 0.060" <br /> GENERAL MATERIAL: Carbon Steel <br /> MAXIMUM DESIGN PRESSURE: <br /> Up to 18" 740 psig @ 100°F, 655 psig @ 300OF <br /> 20"to 30" 450 psig @ 100°F, 450 psig @ 300°F <br /> TEMPERATURE RANGE: -20°F to 300OF <br /> MAXIMUM HYDROSTATIC TEST PRESSURE: 1110 psig and as required by equation (24) <br /> paragraph 345.4.2 of B31.3 piping code for 740 <br /> psig design pressure. 675 psig for 450 psig design <br /> pressure. <br /> NOTES: <br /> 1. Use Flat Faced flanges for equipment and valve connections only. <br /> 2. 24" and smaller flanges shall conform to ASME B16.5. Flanges greater than 24" shall conform to <br /> ASME B16.47 Series A. <br /> 3. Line paddle blinds and spec blinds larger than 24" must be sized by the engineer for the design <br /> pressure of the piping system, not the pipe specification for that line. These items will be identified <br /> as special items. <br /> 4. Use Sch 160 nipples and swages where end connections are threaded. <br /> Instrument Connection <br /> Thermowell: 1"NPT for field thermometers and 1"NPT for thermocouples/RTDs <br /> Pressure Gage: '/."Threaded Ball Valve VB-801U <br /> Orifice Taps: ''/_"Socket Weld Nipple per this spec with SWxTHD Ball Valve VB-801 U <br /> Line Vents: 3/."SWxTHD Ball Valve VB-801U <br /> Live Drains: '/,"SWxTHD Ball Valve VB-801U <br /> 3CB <br />