Forged steel cryogenic valves

Forged steel cryogenic valves

Standard material fine form

Serial number to SSto ASTM name AS part of ASTM
LF2 LF3 F304 (L) F316 (L),
1 the body LF2 A350 LF3 A350 A182 F304 (L) A182 F316 (L),
2 A276 seat A276 420 410 A276 304 (L) A276 316 (L),
3 LF2 A350 LF3 A350 gate valve A182 F304 (L) A182 F316 (L),
4 flexible graphite gaskets 316 clip clip PTFE 316
5 LF2 A350 bonnet A350 LF3 A182 F304 (L) A182 F316 (L),
6 A193 bolts A193 B7 B7 A193 B8 A193 B8M
7 A182 stem A182 F6 A182 F6 F304 (L) A182 F316 (L),
8 flexible graphite packing PTFE
9 A276 pin A276 420 304
Living quarter A193 bolts A193 B16 B7 A193 B8 A193 B8M
11 A276 pressure filler A182 410 F304 (L) A182 F316 (L),
12 A182 F11 A105 linking piece packing A182 F304 (L) A182 F316 (L),
13 A194 nut A194 2H A194 8M A194 8 April
14 A276 420 stem nut
15 lubricating gaskets A473 431
16 nameplate SS
17 the lock nut A1942H A1944 A1948 A1948M
18 A197 handwheel
Applicable temperature acuity - 40 ¡ã c p - 101-120 ¡ã c p

Note: the customer demand of other material also can use sealing material matching. Customer designated in code decided

CS = carbon steel, AS = alloy, SS = stainless steel,

Size (MM) and weight (KG),

NPS 3/8 "1/2" 3/4 "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
Weight bolt type 5.2 7.1 9.4 13.5 cheiloschisis or palatoschisis 17.8 28.0
Welding type 4.8 6.4 8.7 12.2 26.0 15.2 134