Cryogenic Valve - Short Stem - Manual Retention (Stop Check) .: click to enlarge References:   Temperature:   Test RCHS-37 (extremity welds) Maximum: 160º Hydrostatic: 65 BAR RCHR-38 (extremity thread) Minimum: -212º Service Pressure: 43 BAR RCHF-39 (extremity flange)             gas phase             1 Screw Nut Brass 2 Washer Brass 3 Wheel Aluminum 4 Screw Nut Chevron Bronze 5 Press Chevron Brass 6 Chevron PTFE 7 Command Stem Stainless Steel 8 Bonnet Bronze 9 Screw Stainless Steel 10 Screw Nut Brass 11 Gasket PTFE 12 Body Bronze 13 Obturator Brass 14 Seal PTFE 15 Screw Nut Brass 16 Washer Brass click on image to enlarge Repair Kit to 3/4": Items (6-11-13-14)               Repair Kit para 1" até 6": Items (6-11-14)                                           Union Bonnet Type                   DN mm inc 15 1/2" 20 3/4" 25 1" 32 1.1/4" 40 1.1/2" 50 2" 65 2.1/2" 80 3" 100 4" 150 6" A 84 95 108 128 135 162 185 240 285 Flange B 10 10 11 13 16 17 20 21 23   C 16 22.4 28.7 35 41.4 54.2 66.8 79.5 104.9 D - Opened 170 180 185 235 235 245 410 425 540 765 E - Closed 155 160 165 210 210 210 375 370 435 665 F 100 110 110 145 145 155 280 295 345 540 Ø Wheel 90 90 110 110 110 110 250 250 300 350 Weight (Kg) 1.40 2.50 2.80 4.80 5.00 7.30 13.5 16.3 29.2 120 The valves are supplied clean and ready degreased for the use with Oxygen Under request, manufactured with flange Norm: DIN - UNI - ANSI or other unifications The "C" measure in conformity with the norm ANSI B16.18 (for copper tube), or regarding request. Subject the modifications without previous warning.