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. Product Bulletin easy-e Cryogenic Valves 51.1:easy-e Cryogenic D102189X012 August 2012 Table 7. Fisher EZ-C Maximum Allowable Pressure Drop for NO6600/Graphite Spiral Wound Gasket (NPS 1 and 1-1/2 Valve Size) (Flow Up Only)(D) BAR(2) TEMPER- EZ-C Valve Size, NPS ATURE, 1 1-12 °c) Port Diameter, mm 6.4 9 12.7 19.1 25.4 6.4 9.5 12.7 19.1 25.4 38.1 -198to 93 94.5 96.2 97.9 104.17 114* 77.9 79.0 80.0 82.7 87.6 105* 93 89.6* 91.4* 93.1* 98.6* 108* 73.8 74.5 752 78.6 82.7 99.3* 149 85.5" 87.2* 88.9% 94.5* 103* 70.3 71.4 724 75.2 79.3* 94.5* PSsl(2) TEMPER- P2 AI:;J(?)E * Port Diameter, Inches 0.25 0.375 0.5 0.75 1 0.25 0.375 0.5 0.75 1 1.5 _3120501:0 1370 1395 1420 1510” 1660* 1130 1145 1160 1200 1270 1520* 200 1300* 1325* 1350™ 1430* 1570* 1070 1080 1090 1140 1200 1440* 300 1240* 1265* 1290% 1370* 1500* 1020 1035 1050 1090 1150* 1370* 1.EZ-C should not be used in flow down service including on-off applications. 2. Pressure drop cannot exceed maximum inlet pressure as indicated in the specification table on page 2. 3. Pressure drops at intermediate temperatures may be interpolated. *Pressure drops are in excess of CL600 pressure ratings per ASME B16.34 for CF8M body material. Table 8. Fisher EZ-C Maximum Allowable Pressure Drop for NO6600/Graphite Spiral Wound Gasket (NPS 2 through 4 Valve Size) (Flow Up Only)(D) BAR(2) TEMPER- EZ-CValve Size, NPS ATURE， 2 8 4 °c) Port Diameter, mm 6.4 95 12.7 191 25.4 50.8 50.8 75.2 50.8 101.6 -198to 93 67.6 68.2 68.7 70.3 731 101* 69.6 97.2 65.5 114* 93 63.4 64.1 64.8 66.9 69.6 95.8* 66.2 92.4* 62.1 108* 149 60.7 61.4 62.1 63.4 66.2 91.7* 62.7 88.3* 58.6 103* PsI(2) W la sF(G3) Port Diameter, Inches 0.25 0.375 0.5 0.75 1 2 2 3 2 4 -31230t0 980 985 990 1020 1060 1470* 1010 1410 950 1650* 200 920 930 940 970 1010 1390* 960 1340* 900 1560* 300 880 890 900 920 960 1330 910 1280* 850 1490* 1.E2-C should not be used in flow down service including on-off applications. 2. Pressure drop cannot exceed maximum inlet pressure as indicated in the specification table on page 2. 3. Pressure drops at intermediate temperatures may be interpolated. * Pressure drops are in excess of CL600 pressure ratings per ASME B16.34 for CF8M body material.