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  Low Temperature Gate Valve

Administer Standard


Design And Manufacture


Face to face End to end

Flange Dimension

Pressure Temperature Lating

Inspection And Test

API 600,API 602

ANSI B16.10

ANSI B16.5

ANSI B16.34

API 598

Pressure Test

 

Shell Test

Water Seal Test

Air Seal Test

PN(1Jh) Nominal Pressure

Mpa

in

Mpa

in

Mpa

Lb

150

3.1

450

2.2

315

0.5-0.7

60-100

300

7.8

1125

5.6

815

600

15.3

2225

11.2

1630

Main Part Material and Property

Body Cover Disc

Stem

Sealing Face

Sealing Shim

Packing

Working Temperature

Suitable Medium

LCB

431

STL

1Crl3
1Crl3 Flexible

Graphite

 

SUB-Zero
asbestos

PTFE

Asbestos String
With PTEE Soaked

46

 

Propane Propylene

 

Methanol Ethanol


Coal-gas

Liquid Ammonia

LCl

0

LC2

3

LC3

CrF321

01

LC4

15

CF8

96

 

 

 

 

 

 

 

 

 

 

 

 

Dimensions And Weights (mm and inches)

CLASS 150LB

DN
NPS

200
3/4

25
1

32
11/4

40
11/2

50
2

65
21/2

80
3

100
4

150
6

200
8

250
10

300
12

350
14

400
16

450
18

500
20

L

117
4.6

127
5

140
5.5

165
6.5

178
7

190
7.5

203
8

229
9

267
10.5

292
11.5

330
13

35614

381
15

406
16

432
17

457
18

H

320
13

350
13.8

385
15.1

420
16.5

540
21.3

610
24

690
27

780
30.7

930
36.6

980
38.6

1180
46.5

1390
54.7

1620
63.8

18lO
71.3

1970
77.5

 

Wt(Kg)

6

8

9

15

22

26

39

50

69

85

132

182

266

420

550

 

 

CLASS 300LB

DN
NPS

20
3/4

25
1

32
11/4

40
11/2

50
2

65
21/2

80
3

100
4

150
6

200
8

250
10

300
12

350
14

400
16

450
18

500
20

L

15
26

165
6.5

178
7

190
7.5

216
8.5

241
9.5

283
11.1

305
12

403
15.8

419
16.5

457
18

502
19.8

762
30

838
33

914
36

991
39

H

330
13

360
14.1

400
15.7

455
17.9

575
22.6

635
25

715
28

815
32

965
38

1025
40

1225
48.2

1440
56.7

1665
65.5

1880
74

2050
80.7

 

Wt(Kg)

7

9

11

19

29

37

52

78

116

138

218

288

410

605

750

 

 

CLASS 600LB

DN
NPS

20
3/4

25
1

32
11/4

40
11/2

50
2

65
21/2

80
3

100
4

125
5

150
6

200
8

250
10

300
12

350
14

400
16

L

190
7.5

216
8.5

229
9

241
9.5

292
11.5

330
13

356
14

432
17

508
20

559
22

660
26

787
31

838
33

 

 

H

335
13.1

365
14.3

420
16.5

500
19.7

630
25

700
27.5

760
30

900
35

990
39

1070
42

1280
50

1500
59

1740
68.5

 

 

Wt(Kg)

12

17

26

32

44

58

75

125

187

260

384

502

705

 

 

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