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Line Size Common Dimensions Basket Surface Area (sq. in.) Basket Open Area (sq. in.)* Open Area Ratio* Line Size
O.D.
F.F.
TH
BC**
AC**
Drain
A
B
A
B
A
B
2
4 1/2
17
16
9
7
1
44
66
17.6
26.4
524%
787%
2
3
6 5/8
20
20
11
9
1
99
140
39.6
56.0
536%
758%
3
4
8 5/8
23
24
14
10
1 1/2
207
245
82.8
98.0
650%
770%
4
6
10 3/4
26
29
17
12
1 1/2
330
366
132
146
457%
505%
6
8
12 3/4
30
35
21
14
1 1/2
509
550
204
220
408%
440%
8
10
16
34
42
25
17
1 1/2
792
813
317
325
402%
412%
10
12
18
37
46
28
18
2
1034
1037
414
415
366%
367%
12
14
18
37
53
33
20
2
1232
1247
493
499
358%
362%
14
16
24
44
60
36
24
2
1885
2019
754
808
413%
442%
16
18
24
45
65
39
26
2
2073
2170
829
868
355%
387%
18
20
26
48
71
45
26
2
2512
2569
1005
1028
345%
369%
20
24
30
56
95
64
31
2
4310
4055
1724
1522
406%
403%
24
30
36
62
108
71
37
2
5938
5561
2375
2224
353%
342%
30

* Based on Standard Basket perforated 1/8" diameter holes on 3/16" centers. Open Area and Open Area Ratios also applicable to perforated patterns 1/4" diameter holes on 3/8" centers and 3/8" diameter holes on 9/16" centers. Other patterns and wire mesh liners available.

** Dimensions BC and AC for the Type B Strainer are not firm and can be made to suit purchasers within the shell length or can be offset without changing the Basket Area. All dimensions are in inches.

SAI TOOLS Fabricated Strainers are available in standard designs as shown, or can be custom designed and manufactured to fit your specific requirements. The standard strainer is designed and built in accordance with ANSI B 31.4 Liquid Petroleum Transportation Piping Systems. Other code designs available include ANSI B 31.3, Petroleum Refinery Piping; ANSI B 31.8,Gas Transmission and Distribution Piping Systems; or ASME Code Section VIII, Division 1. Standard housing material is carbon steel. Special materials such as 304 S.S. or 316 S.S. can be supplied. Internal coatings or liners are available. SAI TOOLS Fabricated Strainers can be supplied in any ANSI flange rating and facing, or beveled for welding ends. SAI TOOLS has the design capabilities and manufacturing facilities to handle your straining requirements from as small as 50 micron particle size and up. Unit sizes from 2" thru 48" and larger. For assistance designing a strainer to fit your application, please contact us.

Size
O.D.

Type AYS(WELD END)

Type BYS(FLANGED END)
L
Drain (NPT)
W-W
F-F
4
4 ½
18 ½
26
12
¾
6
6 5/8
20 ¼
30
16
¾
8
8 5/8
26
37
20
1
10
10 ¾
33 ½
46
23
1
12
12 ¾
38 ¼
51
26
1 ½
14
14
42 ½
56
29
1 ½
16
16
47 ½
62
32
1 ½
18
18
53
68
36
1 ½
20
20
57 ½
73
39
2
24
24
63 ½
80
43
2


SAI TOOLS Fabricated "Y" Strainers can be manufactured in accordance with the requirements of ANSI B31.1, ANSI B31.3, ANSI B31.4, ANSI B31.8 and ASME Section VIII . They can be fabricated from any commercially available pipe including carbon steel, low and intermediate alloy steels and stainless steel. The F-F dimensions shown for the Type BYS Strainer is applicable for any flange rating or facing 150# ANSI thru 300# ANSI. Higher pressures on application.Standard Basket - Perforated 1/8 inch Diameter holed on 3/16-inch Centers (Other Patterns, wire mesh and liners available).


Pipe Size
H
M
150#
300#
600#
Pipe Size
L
H1F
H2F
L
H1F
H2F
L
H1F
H2F
2
5
2-1/2
5
7
10
5-1/4
7-3/4
10-1/2
5-5/8
8-1/8
11-1/4
2
3
6-3/4
3-3/8
6-1/8
9-1/2
12-1/4
6-1/2
9-7/8
13
6-7/8
10-1/4
13-3/4
3
4
8-1/4
4-1/8
7-1/8
11-1/4
14-1/4
7-1/2
11-5/8
15
8-3/8
12-1/2
16-3/4
4
6
11-1/4
5-5/8
9-1/8
14-3/4
18-1/4
9-1/2
15-1/8
19
10-1/2
16-3/8
21
6
8
14
7
11
18
22
11-3/8
18-3/8
22-3/4
12-1/2
19-1/2
25
8
10
17
8-1/2
12-1/2
21
25
13-1/8
21-5/8
26-1/4
14-3/4
23-1/4
29-1/2
10
12
20
10
14-1/2
24-1/2
29
15-1/8
25-1/8
30-1/4
16-3/8
26-3/8
32-3/4
12
14
22
11
16
27
32
16-5/8
27-5/8
33-1/4
17-3/4
28-3/4
35-1/2
14
16
24
12
17
29
34
17-3/4
29-3/4
35-1/2
19-1/4
31-1/4
38-1/2
16
18
27
13-1/2
19
32-1/2
38
19-3/4
33-1/4
39-1/2
21
34-1/2
42
18
20
30
15
20-1/6
36-1/6
41-3/8
21-3/8
36-3/8
42-3/4
22-3/4
37-3/4
45-1/2
20
24
34
17
23
40
46
23-5/8
40-5/8
47-1/4
25-1/4
42-1/4
50-1/2
24

Length L C
Line Size
Std. Lgth
75%
100%
150%
200%
300%
2
4
-
4
6
8
11
3
6
-
6
9
12
18
4
8
-
8
10
13
20
6
11
-
11
13
18
27
8
12
-
12
17
23
34
10
12
12
14
22
29
44
12
12
12
16
26
35
50
14
14
14
18
27
36
53
16
16
16
21
31
40
60
18
18
18
24
35
46
68
20
20
20
26
39
51
76
24
23
23
31
45
60
90
30
29
29
38
57
76
114
36
33
33
44
66
88
126

 

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