Class 150~1500 Cryogenic gate valve
Standard Material Specifications
NO. | Part Name | AS to ASTM | SS to ASTM | ||
Type LF2 | Type LF3 | Type F304(L) | Type F316(L) | ||
1 | Body | A350 LF2 | A350 LF3 | A182 F304(L) | A182 F316(L) |
2 | Seat Ring | A276 420 | A276 410 | A276 304(L) | A276 316(L) |
3 | Wedge | A350 LF2 | A350 LF3 | A182 F304(L) | A182 F316(L) |
4 | Gasket | Corrugated SS + graphite | SS + PTFE | ||
5 | Bonnet | A350 LF2 | A350 LF3 | A182 F304(L) | A182 F316(L) |
6 | Bonnet Bolt | A193 B7 | A193 B7 | A193 B8 | A193 B8M |
7 | Stem | A182 F6 | A182 F6 | A182 F304(L) | A182 F316(L) |
8 | Stem Packing | Flexible Graphite | PTFE | ||
9 | Pin | A276 420 | A276 304 | ||
10 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
11 | Gland | A276 410 | A182 F304(L) | A182 F316(L) | |
12 | Gland Flange | A105 | A182 F11 | A182 F304(L) | A182 F316(L) |
13 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
14 | Yoke Nut | A276 420 | |||
15 | Bearing Gasket | A473 431 | |||
16 | Nameplate | SS | |||
17 | H.W. Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
18 | Hand wheel | A197 | |||
Suitable Temperature | -40℃ | -101℃ | -196℃ |
Dimensions(mm) And Weights(kg)
NPS (in) | 3/8 | 1/2 | 3/4 | 1 | 1-1/4 | 1-1/2 | 2 | |
L | 79 | 92 | 111 | 120 | 120 | 140 | 178 | |
H(OPEN) | 330 | 333 | 360 | 407 | 475 | 475 | 551 | |
W | 100 | 100 | 125 | 160 | 160 | 180 | 200 | |
Weights | Bolted | 5.2 | 7.1 | 9.4 | 13.5 | 15.0 | 17.8 | 28.0 |
Welded | 4.8 | 6.4 | 8.7 | 12.2 | 13.4 | 15.2 | 26.0 |