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18 BALL, PLUG AND BUTTERFLY VALVE

18 BALL, PLUG AND BUTTERFLY VALVE

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PIPING HANDBOOK

LG E&C
PIPING DISCIPLINE
PROCEDURE

1. DIMENSION TABLES
1.18 BALL, PLUG AND BUTTERFLY VALVE

LDP-L901
REV. 1 (OCT., 2002)
PAGE : 2 OF 3
DATE : DEC., 1995

2. Plug Valve(ASME B 16.10)
Face-to-Face Dimensions
Valve Sizes
(NPS)
1
1.1/2
2
2.1/2
3
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36

Class 150
Regular
Short
140
165
178
190
203
305
229
394
267
457
292
533
330
610
356
686
762
864
914
1067
-

Class 300
Regular
Short
159
190
267
305
403
330
502
356
568
457
711
521
762
559
838
635
914
991
1092
1143
1245
1346
1397
1524
1626
1727
-

Class 600
Regular
216
241
292
330
356
432
559
660
787
838
889
991
-

Class 900
Regular
254
305
368
419
381
610
737
838
965
-

Unit : mm
Class 1500 Class 2500
Regular
Regular
254
308
305
384
368
451
419
508
470
578
546
673
705
914
832
1022
991
1270
1130
1422
-

3. Butterfly Valve(API 609)
1) Category A : Manufacture’s rated cold working pressure(CWP) butterfly valves, usually with a concentric disc and
seat configuration. Sizes covered are NPS 2 to NPS 48 for valves having ASME Class 125 or Class
150 flange bolting patterns.
Lug-and Wafer-Type
Valve Sizes(NPS)
2
2.1/2
3
4
5
6
8
10
12

Face-to-Face
Dimensions
43
46
46
52
56
56
60
68
78

Valve Sizes(NPS)
14
16
18
20
24
30
36
42
48

Unit : mm
Face-to-Face
Dimensions
78
102
114
127
154
165
200
251
276

Note : The dimensions listed for NPS 2-24 apply to valves for installation between ASME Class 125 or 150 flanges.
NPS 30-48 are limited to installation between ASME Class 125 and 150 Flanges, or MSS SP-44 Class 150 flanges .
These dimensions are across Body Flats(Metal-to-Metal)

133

Quality Speed Trust

PIPING HANDBOOK

LG E&C
PIPING DISCIPLINE
PROCEDURE

1. DIMENSION TABLES
1.18 BALL, PLUG AND BUTTERFLY VALVE

LDP-L901
REV. 1 (OCT., 2002)
PAGE : 3 OF 3
DATE : DEC., 1995

2) Category B : Pressure-temperature rated butterfly valves that have an offset seat and either an eccentric or concentric
disc configuration. These valves may have a seat rating less than the body rating. Sizes covered are NPS
3 to NPS 24 for Classes 150, 300, and 600.
Face-to-Face Dimensions
Unit : mm
Valve
Class 150
Sizes
Lug-and
Double Flanged
(NPS) Wafer-Type 1) Long 2)
Short 3)
3
48
203
114

Class 300
Lug-and
Double Flanged
Wafer-Type
Long
Short
48
282
-

Class 600
Lug-and
Double Flanged
Wafer-Type
Long
Short
54
356
-

4
6

54
57

229
267

127
140

54
59

305
403

-

64
78

432
559

-

8

64

292

152

73

419

-

102

660

-

10
12

71
81

330
356

165
178

83
92

457
502

-

117
140

787
838

-

14

92

381

190

117

762

-

155

889

-

16
18

102
114

406
432

216
222

133
149

838
914

-

178
200

991
1092

-

20

127

457

229

159

991

-

216

1194

-

24

154

508

267

181

1143

-

232

1397

-

Notes :
1) The Dimensions listed are Valve Metal-to-Metal Dimensions.
2) The Dimensions listed agreed with ASME B16.10 for flanged Gate Valves.
3) The Dimensions listed agreed with ISO 5752 Basic Series 13.0.

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