Cryogenic ball valves

1. Design and manufacture conform to BS5351;
2. Connection ends conform to:
1) Socket welded ends conform to ANSI B16.11;
2) Screw ends conform to ANSI B1.20.1;
3) Butt-welded ends conform to ANSI B16.25;
4) Flanged ends conform to ANSI B16.5;
3. Test and inspection conform to: API 598;
4. Structure features: Bolted bonnet, Three-piece;
5. Materials conform to ANSI/ASTM;
6. Main materials: A105, LF2, 304(L), 316(L), F347, F321, F51, Monel, 20 Alloy.

 

Standard Material Specifications

NO. Part Name AS to ASTM SS to ASTM Type A350 LF2 Type A350 LF3 Type A182 F304 Type A182 F316(L) 1 2 Body/ Bonnet A350 LF2 A350 LF3 A182 F304(L) A182 F316(L) 3 Bolt A193 L7 A193 B8 A193 B8 A193 B8M 4 Nut A194 7 A194 8 A194 8 A194 8M 5 8 Seal/Gasket RTFE+1010/PPL 6 Ball A182 F304 A182 F304 A182 F304(L) A182 F316(L) 7 Stem A182 F304 A182 F6 A182 F304(L) A182 F316(L) 9 10 Seal/Gasket RTFE+1010/PPL 11 Gland A105N A182 F304 12 Locating piece A182 F321 13 Gland Nut A194 7 A194 8 A194 8 A194 8M 14 Hexagon Bolt A194 7 A194 8 A194 8 A194 8M 15 Handle ANSI 1025 Suitable Temperature  -40 oC  -101 oC  -196 oC

Note: Other materials are available upon request.   Dimensions (mm) and Weights (Kg)

DN INCH L D L1 D D1 H W 15 1/2" 92 13 9.6 36 21.8 230 160 20 3/4" 111 18 12.7 42 27.3 260 220 25 1" 127 23 12.7 52 33.8 280 200 32 1-1/4" 140 28 12.7 60 42.6 290 250 40 1-1/2" 152 35 12.7 68 48.7 320 250 50 2" 178 45 15.9 80 61.2 340 350