9 Technical Reference
9.1 Engineering data
Pump Size
5
6x10–22
5
8x12–21
5
8x12–22M
5
8x12–22L
8x12–27
Casing Data (all dimensions in inches)
2
125#FF ASA
flanges
Max. suction
pressure
(PSIG)
75
75
75
75
Not available
Max. working
pressure
(PSIG)
300
300
300
300
Max. hydrostat-
ic test pressure
(PSIG)
450
450
450
450
Casing material Cast iron
Cast iron
Cast iron
Cast iron
1
250# FF
3
ASA Flanges
Max. suction
pressure
(PSIG)
200
200
200
200
200
Max. working
pressure
(PSIG)
400
400
400
400
400
Max. hydraulic
test pressure
(PSIG)
4
600
600
600
600
600
Casing material Ductile iron
Ductile iron
Ductile iron
Ductile iron
Ductile iron
Casing wall
thickness
.625
.625
.625
.625
.625
Stuffing Box Data
Bore
5.125
5.125
5.125
5.125
5.125
Depth
4.812
4.812
4.812
4.812
4.812
Seal cage width
.75
.75
.75
.75
.75
Packing no. rings/size sq.
6/.625
6/.625
6/.625
6/.625
6/.625
Shaft sleeve O.D.
3.875
3.875
3.875
3.875
3.875
Mechanical seal size (type 8–1) 3.875
3.875
3.875
3.875
3.875
6
Mechanical
seal size (type
8–1B)
Major dia.
4.125
4.125
4.125
4.125
4.125
Minor dia.
3.875
3.875
3.875
3.875
3.875
Impeller Design Data
Number of vanes
6
6
5
6
6
Inlet area (sq. inches)
59
35.7
61
80
82.4
Inlet velocity per 100 GPM (ft/
sec)
.54
.90
.53
.40
.37
Maximum diameter
23.0
21.8
20.5
23.0
27.0
Minimum diameter
12.0
12.5
12.5
12.0
20.0
Maximum sphere
1.30
1.00
1.32
1.60
1.50
WR
2
for maximum diameter (lbs-
ft
2
)
56
49
50
59
185
9 Technical Reference
66
Model 3409 Installation, Operation, and Maintenance Manual
Содержание Goulds Pumps 3409
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