20
EB 8052 EN
Design and principle of operation
Table 2:
Dimensions of Type 3251 Valve, NPS 8 and larger
Valve
NPS
8
10
12
14
16
20
DN
200
250
300
–
400
500
Length L
(flanges RF
and
welding
ends)
Class 150
in
21.38
26.50
29.00
35.00
40.00
On request
mm
543
673
737
889
1016
Class 300
in
22.38
27.88
30.50
36.50
41.62
On request
mm
568
708
775
927
1057
Class 600
in
24.00
29.62
32.25
38.25
43.62
On request
mm
610
752
819
972
1108
Class 900
in
29.00
33.00
38.00
40.50
On request
mm
737
838
965
1029
Class
1500
in
32.75
39.00
44.50
49.50
On request
mm
832
991
1130
1257
Class
2500
in
40.25
On request
–
mm
1022
Height H4
Class 150
to 600
in
15.24
17.40
1)
25.79
25.20
25.20
On request
mm
387
442
1)
655
640
640
Class 900
in
15.24
20.43
2)
25.79
On request
mm
387
519
2)
655
Class
1500 to
2500
in
22.44
On request
Class 1500
On request
mm
570
H8 for
actuator
350 cm²
in
–
mm
355 cm²
in
–
mm
700 cm²
in
16.46
16.46
–
mm
418
418
750 cm²
in
16.46
16.46
–
mm
418
418
Содержание 3251
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