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Forged steel cryogenic valve

List of standard materials

No.
Part name
AStoASTM
SStoASTM
A350LF2
A350LF3
A182F304
A182F316 (L)
1
Body
A350LF2
A350LF3
A182F304 (L)
A182F316 (L)
2
Valve
A276410
A276304 (L)
A276304 (L)
A276316 (L)
3
Bonnet
A350LF2
A350LF3
A182F304 (L)
A182F316 (L)
4
Gasket
316 clip flexible graphite
316 clip PTFE
5
Bolts and nuts
A193B7
A193B7
A193B8
A193B8M
6
Stem
A182F6
A182F6
A182F304 (L)
A182F316 (L)
7
Packing
Flexible graphite
PTFE
8
Gland
A2764120
A182F304
9
Pin
A276420
A182F304
10
Eyelet bolt
A193B7
A193B16
A193B8
A193B8M
11
Filler plate
AWCB
A351CF8
12
Screw nut
A1942H
A1944
A1948
A1948M
13
Stem nut
A276 410
14
Handwheel
A197
15
Nameplate
SS
16
Screw nut
A1942H
A1944
A1948
A1948M
Temperature
≥ -40 ℃
≥ -101 ℃
≥ -196 ℃

Note: Other materials required by customers may also be adopted. Matching of materials used on the sealing surface shall be determined in accordance with the inner part code designated by customers.

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

Dimension (mm) and weight (kg)

NPS
3/8 "
1/2 "
3/4 "
1 "
11/4 "
11/2 "
2 "
L
79
92
111
120
120
172
200
H (open)
330
337
370
480
410
474
546
W
100
100
125
160
160
180
200
Weight
Bolted
5.2
7.2
10.9
13.5
15.2
19.8
29.0
Welding
4.8
6.5
9.5
11.5
13.1
17.5
26.8

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