Page 1
- 402 -
300Y SERIES
STRAINERS
300Y SERIES
CARBON STEEL, STAINLESS STEEL
Y STRAINERS NPT, FLANGED,
SOCKETWELD, BUTTWELD
PRESSURES TO 740 PSIG (51
BARG)
T
EMPERATURES TO
800°F (427°C)
●ANSI 300 PSIG rated strainers
● NPT, RF Flanges, Socketweld and Buttweld in
accordance with ANSI 16.5, and 16.25
● All Flanged connections complete with Bolted Cover
● Cover flange (CS, SS) in accordance with ASME
Section VIII, Div 1 Appendix II and/or ANSI 16.5.
● One piece cast body – Investment cast on NPT and
socketweld versions.
● Upper and lower machined seats
● Generous screen area and properly proportioned
straining chamber to minimize initial pressure drop
while maximizing time between cleanings
● Drain/Blow-off connection furnished with plug
MODELS
●300Y1T – Carbon or Stainless Steel, NPT with Threaded Cover
● 300Y1W – Carbon or Stainless Steel, Socketweld with Threaded Cover
● 300Y2F – Carbon or Stainless Steel, Flanged with Bolted Cover
● 300Y2B – Carbon or Stainless Steel, Buttweld with Bolted Cover
APPLICA TIONS
●Steam, liquid, gas and oil service
●Power industry
●Pulp and paper
●Chemical industry
●Process Equipment
●Metal & Mining
●Water & Waste
OPTIONS
●Other perforated screens and mesh liners
●Other drain connections and gasket materials
●Oxygen cleaning
●Special internal/external coatings and linings
●Contact factory for other options
APPLICABLE CODES
●ANSI B16.5
● ANSI B16.25
● ANSI B16.34
Canadian Registration
OEO447-902517 - 300YI Carbon Steel
OEO591.9C - 300YI Stainless Steel
0200-300Y1WC-6____
12345678910111213141516
Add’l
Inlet Size Model Body Dash Perf Mesh Require-
Material ments
300Y Series Ordering Code
Inlet Size -
Position 1 - 4
0050 -
1
⁄2"
0075 -
3
⁄4"
0100 - 1"
0125 - 1
1
⁄4"
0150 - 1
1
⁄2"
0200 - 2"
0250 - 2
1
⁄2"
0300 - 3"
0400 - 4"
0600 - 6"
0800 - 8"
1000 - 10"
1200 - 12"
Dash - Position 5
Model - Position 6 - 11
300Y1T
300Y1W
300Y2F
300Y2B
1
Body Material -
Position 12
C - Carbon Steel
T - Stainless Steel
Dash - Position 13
Perf2- Position 14
304SS Material
3
A -No Perf
1 - 1/32"
B - 3/64"
4 - 1/8"
2 - 1/16"
3 - 3/32"
5 - 5/32"
6 - 3/16"
7 - 7/32"
8 - 1/4"
9 - 3/8"
Mesh3- Position 15
Leave Blank
If not Required
(std ALL)
1 - 10
2 - 20
3 - 30
4 - 40
5 - 50
6 - 60
7 - 80
8 - 100
9 - 120
3. For other screen
material, contact factory.
Add’l Requirements -
Position 16
Leave Blank
If not Required
D -Special Drain Size
F - Silicon Free
G -Special Gaskets
N - Nace MR01-75
T - Special Testing
X - Oxygen Cleaning
Y -Other and / or
Multiple Specials
Indicate Specials
Clearly On the Order
2. Standard Screens:
Y1<2"—1/32" perf,
Y1 >2"—3/64" perf,
Y2<1
1
⁄
2"—1/32" perf,
Y2 2"-3"—3/64" perf,
Y2 >3"—1/8" perf
1. For Buttweld connections
please specify mating pipe
schedule.
Page 2
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300Y1 SERIES
STRAINERS
PRESSURE/TEMPERATURE CHART
ANSI B16.34
Connections:
CS – 1/2" to 3" NPT or SW
SS – 1/2" to 3" NPT or S
SCREEN OPENINGS
STANDARD
SIZE SCREEN MATERIALS
1
⁄2" – 2" 1/32" Perf 304 SS
2
1
⁄2" – 3" 3/64" Perf 304 SS
300Y1 SERIES
CARBON STEEL, STAINLESS STEEL
Y STRAINERS NPT, SOCKETWELD
SPECIFICATION
Y Strainer shall be straight flow design with NPT or Socketweld inlet/outlet
connections. The strainer shall be rated to ANSI 300 PSIG . The Strainer
shall be Investment Cast Carbon Steel or Stainless Steel body and the
screen shall be size ______ perf 304 SS. The strainer shall be have an inlet
size of ______ and Open Area Ratio of _______. The Y Strainer shall be
SSI 300Y1 Series.
MATERIALS OF
CONSTRUCTION
Part Carbon Steel Stainless Steel
Body A216-WCB A351-CF8M
Cap A216-WCB A351-CF8M
Screen
1
304 SS 304 SS
Plug A105 A182-316
Gasket
1
Teflon Teflon
1. Recommended Spare Parts
SIZE A B C D E WEIGHT
1
⁄
2 2
17
⁄
32 1
5
⁄
8 2
3
⁄
8 0.855
3
⁄
8 .50
(15) (59) (41) (60) (21.72) (10) (.22)
3/4 33⁄
16 23
3
⁄
16 1.065
3
⁄
8 .82
(20) (80) (51) (81) (27.05) (10) (.37)
13
9
⁄
16 2
3
⁄
8 4 1.330
1
⁄
2 1.50
(25) (84) (60) (102) (33.78) (15) (.68)
11⁄
4 4
1
⁄
8 2
7
⁄
8 4
1
⁄
2 1.675
1
⁄
2 2.0
(32) (105) (73) (114) (42.55) (15) (.90)
11⁄
2 4
3
⁄
4 3
1
⁄
4 4
3
⁄
4 1.915
1
⁄
2 2.8
(40) (119) (83) (121) (48.64) (15) (1.27)
25
1
⁄2 37⁄8 53⁄4 2.406
1
⁄2 4.3
(50) (1.38) (97) (146) (61.11) (15) (1.95)
21⁄2 71⁄4 413⁄16 71⁄4 2.906
1
⁄2 10
(65) (183) (124) (184) (73.81) (15) (4.54)
38
1
⁄16 57⁄16 71⁄2 3.535
1
⁄2 14
(80) (205) (138) (191) (89.79) (15) (6.35)
DIMENSIONS inches (mm)
AND WEIGHTS pounds (kg)
Dimensions shown are subject to change.
Consult factory for certified drawings when required.
A
D
C
DISTANCE
FOR SCREEN
REMOVAL
B
E N.P.T.
Page 3
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300Y2 SERIES
STRAINERS
Connections:
CS - 1⁄
2" to 12"
RF Flanged or Buttweld
3
SS – 1⁄
2" to 12"
RF Flanged or Buttweld
3
SCREEN OPENINGS
STANDARD
SIZE SCREEN MATERIALS
1
/
2" – 1
1
/
2" 1/32" Perf 304 SS
2" - 3" 3/64" Perf 304 SS
4" - 12" 1/8" Perf 304 SS
Dimensions shown are subject to change.
Contact factory for certified prints when required.
300Y2 SERIES
CARBON STEEL,
STAINLESS STEEL Y STRAINERS
FLANGED, BUTTWELD
SPECIFICATION
Y Strainer shall be straight flow design with RF Flanged or Buttweld
inlet/outlet connections. The strainer shall be rated to ANSI 300 PSIG
rating in accordance with ANSI B16.5 or ANSI B16.25. The Strainer shall
be Cast Carbon Steel or Stainless Steel body and the screen shall be size
______ perf 304 SS. The strainer shall be have an inlet size of ______
and Open Area Ratio of _______. The Y Strainer shall be SSI 300Y2
Series.
MATERIALS OF
CONSTRUCTION*
Part Carbon Steel Stainless Steel
Body A216-WCB A351-CF8M
Cover A216-WCB A351-CF8M
Screen
1
304 SS 304 SS
Plug
2
A105 A182-316
Gasket
1
304 SS Spiral Wound 304 SS Spiral Wound
Stud A193-B7 A193-B8-1
Nut
2
A194-2H A194-8
1. Recommended Spare Parts
2. Materials of equivalent strength may be substituted
* Low Carbon Steel Available on request. Consult Factory
SIZE A B C D E WEIGHT
1
⁄
2 6
1
⁄
2 4
1
⁄
4 5
3
⁄
4
1
⁄
2
1
⁄
4 8
(15) (165) (108) (146) (13) (8) (3.6)
3
⁄4 73⁄4 56
3
⁄4
3
⁄4
3
⁄8 14
(20) (197) (127) (171) (19) (10) (6.4)
17
7
⁄8 51⁄2 81⁄8 1
1
⁄2 15
(25) (200) (140) (206) (25) (15) (6.8)
11⁄2 101⁄2 710
1
⁄4 11⁄2
1
⁄2 32
(40) (267) (178) 9260) (38) (15) (15)
295
11
⁄16 821⁄2 25
(50) (229) (145) (203) (51) (15) (11.4)
21⁄2 107⁄8 73⁄16 101⁄4 21⁄2 138
(65) (276) (183) (260) (64) (25) (17.3)
312
5
⁄8 81⁄2 111⁄2 3156
(80) (320) (207) (292) (76) (25) (25.5)
414
5
⁄8 95⁄8 135⁄8 41
1
⁄2 90
(100) (372) (245) (346) (102) (40) (40.9)
518
1
⁄2 153⁄8 211⁄2 5 2 180
(125) (470) (391) (546) (127) (50) (82)
619
3
⁄4 15 211⁄2 6 2 203
(150) (502) (381) (546) (152) (50) (92.3)
82516⁄2 22 8 2 323
(200) (635) (419) (559) (203) (50) (146.8)
10 275⁄8 213⁄16 30 10 2 571
(250) (702) (538) (762) (254) (50) (259.6)
12 327⁄8 245⁄16 343⁄8 12 2 893
(300) (835) (617) (873) (305) (50) (405.9)
DIMENSIONS inches (mm)
AND WEIGHTS pounds (kg)
PRESSURE/TEMPERATURE CHART
ANSI B16.34
C
A
D
B
3. For Buttweld connections please specify
pipe schedule.
Page 4
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300Y SERIES
STRAINERS
300Y SERIES
CARBON STEEL, STAINLESS STEEL
PRESSURE DROP VS FLOW RATE
Water Service, Clean Basket, 1/32" - 1/4" Perforated Screen*
(Sizes 1⁄2" - 11⁄2")
(Sizes 2" - 12")
* For Gas, Steam or Air service, consult factory.
Steam Service Pressure Drop
Page 433
Correction Factors for Other Viscous
Liquids and/or Mesh Liners Page 432
Correction Factors for
Clogged Screens Page 432
10
1
PRESSURE DROP (PSIG)
0.1
0.1 1 10 100
1/2”
FLOW RATE (GPM)
3/4”
1”
”
1-1/4
1-1/2”
10
10
”
12”
1
2-1/2”
3”
4”
5”
6”
8”
2”
PRESSURE DROP (PSIG)
0.1
10 100 1000 10000
FLOW RATE (GPM)
Page 5
- 406 -
300Y SERIES
STRAINERS
300Y SERIES
CARBON STEEL, STAINLESS STEEL
OPEN AREA RATIOS
with Standard Perforated Screen
Std Pipe Gross Free Open
Perf. Inlet Screen Screen Area
Size Diameter Opening Area Area Area Ratio
(mm2) % (in2) (in2) (in2) (OAR)
1
⁄2 1/32 28 0.30 3.2 1.13 3.7
3
⁄4 1/32 28 0.53 5.1 1.80 3.4
1 1/32 28 0.86 8.1 2.82 3.3
11⁄4 1/32 28 1.50 10.2 3.56 2.4
11⁄2 1/32 28 2.04 14.6 5.10 2.5
2 1/32 28 3.36 21.2 7.41 2.2
21⁄2 3/64 36 4.79 37.0 12.94 2.7
3 3/64 36 7.39 47.6 16.66 2.3
300Y1 Carbon Steel, Stainless Steel
Flange Gross Free Open
Perf. Inlet Screen Screen Area
Size Diameter Opening Area Area Area Ratio
(inches) % (in2) (in2) (in2) (OAR)
1
⁄2 1/32 28 0.20 6.8 1.91 9.7
3
⁄4 1/32 28 0.44 10.4 2.92 6.6
1 1/32 28 0.79 15.3 4.27 5.4
11⁄2 1/32 28 1.77 32.5 9.11 5.2
2 3/64 36 3.14 28.7 10.35 3.3
21⁄2 3/64 36 4.91 48.1 17.32 3.5
3 3/64 36 7.07 71.2 25.62 3.6
4 1/8 40 12.57 106.3 42.54 3.4
6 1/8 40 28.27 233.2 93.29 3.3
8 1/8 40 50.27 340.3 136.14 2.7
10 1/8 40 78.54 489.9 195.96 2.5
12 1/8 40 113.10 710.9 284.36 2.5
300Y2 Carbon Steel, Stainless Steel
Basket Burst Pressure
Page 435
OAR = Free Screen Area / Inlet Area
Free Screen Area = Opening % x Gross Screen Area
Values shown are approximate. Consult factory for exact ratios.
Other Screen Openings
Page 430
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