Pipeline ancillaries
Strainers and filters
Kv values
Size
Perforations 0.8, 1.6 and 3 mm
Mesh 40 and 100
Mesh 200
For conversion: Cv (UK) = Kv x 0.963
Cv (US) = Kv x 1.156
1⁄4"
"
1⁄2"
3⁄4"
1"
11⁄4"
11⁄2"
2"
1
2.6
3.6
1
2.6
3.6
1
2.6
2.6
11
15.5
26
11
15.5
26
9
13.0
21
Spare parts
41
68
41
68
35
55
Dimensions/weights (approximate) in mm and kg
Size
A
1⁄4"
70
"
70
1⁄2"
73
3⁄4"
90
1"
105
11⁄4" 140
11⁄2" 152
2"
178
B
C
51
80
51
80
52
81
64
100
74
120
102
164
115
184
138
224
D
32
32
32
36
46
60
70
80
Screening
area cm2 Weight
27
0.43
27
0.49
27
0.56
43
0.72
73
1.17
135
2.35
164
3.30
251
4.95
Withdrawal
distance C
The spare parts available are shown in solid outline. Parts drawn
in broken line are not supplied as spares.
Available spares
Strainer screen
4
(state material, perforations or mesh and size of strainer)
Cap gasket
(packet of 3)
3
How to order spares
Always order spares by using the description given in the column
headed 'Available spares' and state the size and type of strainer and
perforation or mesh required.
Example: 1 off Stainless steel strainer screen having 0.8 mm
perforations for a 3⁄4" Spirax Sarco Fig 14HP strainer.
Note: When replacing the strainer cap coat the thread only with
anti-seize compound, making sure none gets on the gasket or
gasket faces.
A
D
B
Safety information, installation and maintenance
For full details see the Installation and Maintenance Instructions
(IM-S60-17) supplied with the product.
Warning:
The strainer cap gasket contains a thin stainless steel support
ring, which may cause physical injury if not handled and disposed of
carefully.
Disposal
The product is recyclable. No ecological hazard is anticipated
with disposal of this product, providing due care is taken.
How to order
Example: 1 off Spirax Sarco 11⁄2" Fig 14HP strainer having
screwed BSP connections with a stainless steel screen having
0.8 mm perforations.
2
3
4
2
Recommended tightening torques
Item
N m
60 - 66
100 - 110
180 - 200
230 - 250
330 - 360
Size
or
mm
1⁄4", ", and 1⁄2"
3⁄4"
1"
11⁄4"
11⁄2"
2"
36 A/F
38 A/F
50 A/F
46 A/F
50 A/F
60 A/F
50 - 55
TI-P169-03 ST Issue 2
Fig 14HP Carbon Steel Strainer
7.7.12
