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HOLLOW CONE
WT
Right Angle/Hollow Cone
DESIGN FEATURES
• Conventional design using tangential
whirl method of atomization
• Durable
• Use where a circular pattern is required
or in large area multiple installations
where there is considerable overlapping of sprays
• Male and female connections
• Large free passage
SPRAY CHARACTERISTICS
Spray pattern: Hollow Cone
Spray angles: 70° to 120°
Flow rates: 0.04 to 38.0 gpm
Male Metal
B
D
Hollow Cone 80°
Hollow Cone 120°
Male
Female
Dimensions are approximate. Check with BETE for critical dimension applications.
WT Flow Rates and Dimensions
Hollow Cone, Medium and Extra Wide Spray Angles, 1/8" to 3/4" Pipe Sizes
Male or
Female
Pipe
Nozzle
Size Number
GALLONS PER MINUTE @ PSI
Spray
Angle
K
Factor
5
PSI
10
PSI
20
PSI
WT10
70° 110° 0.0158
0.04
0.05
0.07
WT20
70° 115° 0.0316
0.07
0.10
0.14
WT40
70°
40
PSI
60
PSI
80
PSI
100
PSI
Approx. (in.)
Inlet Orifice
Dia.
Dia.
0.09
0.10
0.12
0.14
0.16
0.04
0.05
0.17
0.20
0.24
0.28
0.32
0.06
0.06
30
PSI
0.0632
0.14
0.20
0.28
0.35
0.40
0.49
0.57
0.63
0.09
115° 0.0791
0.18
0.25
0.35
0.43
0.50
0.61
0.71
0.79
0.09
0.09
TO ORDER: specify pipe size, connection type, nozzle
number, spray angle, and material.
WT60
70° 115° 0.0949
0.21
0.30
0.42
0.52
0.60
0.73
0.85
0.95
0.10
0.11
WT70
115° 0.111
0.25
0.35
0.49
0.61
0.70
0.86
0.99
1.11
0.10
0.11
WT80
1/8
120° 0.126
0.28
0.40
0.57
0.69
0.80
0.98
1.13
1.26
0.11
0.12
WT100 70° 115° 0.158
0.35
0.50
0.71
0.87
1.00
1.22
1.41
1.58
0.13
120° 0.206
0.46
0.65
0.92
1.13
1.30
1.59
1.84
2.06
0.14
0.57
0.80
1.13
1.39
1.60
1.96
2.26
2.53
0.15
0.64
0.90
1.27
1.56
1.80
2.20
2.55
2.85
0.17
0.71
1.00
1.41
1.73
2.00
2.45
2.83
3.16
0.17
0.19
80° 0.0190
0.04
0.06
0.08
0.10
0.12
0.15
0.17
0.19
0.04
0.05
WT18
80° 0.0285
0.06
0.09
0.13
0.16
0.18
0.22
0.25
0.28
0.06
0.06
WT20
70° 110° 0.0316
0.07
0.10
0.14
0.17
0.20
0.24
0.28
0.32
0.06
0.06
WT27
80° 0.0427
0.10
0.14
0.19
0.23
0.27
0.33
0.38
0.43
0.07
0.08
WT35
100° 0.0553
0.12
0.18
0.25
0.30
0.35
0.43
0.49
0.55
0.08
0.50
0.16
0.316
1.31 1.00 0.79 0.63 1.12 0.81 0.79 0.63 1.75
0.16
120° 0.285
0.50
0.14
0.253
1.12 0.88 0.63 0.50 1.00 0.75 0.65 0.50 1.00
0.13
WT130
0.09
WT160 70°
WT180
WT200 70°
WT12
1/4
Dimensions for Metal Only (in.)
Wt. (oz.)
B C D E F G H Metal Plas.
0.09
WT50
A
WT40
70° 80° 0.0632
0.14
0.20
0.28
0.35
0.40
0.49
0.57
0.63
0.08
0.09
WT42
120° 0.0664
0.15
0.21
0.30
0.36
0.42
0.51
0.59
0.66
0.08
0.09
WT48
105° 0.0759
0.17
0.24
0.34
0.42
0.48
0.59
0.68
0.76
0.09
0.11
Flow Rate (GPM ) = K √⎯⎯⎯
⎯ PSI
⎯
Standard Materials: Brass, 303 Stainless Steel, 316 Stainless Steel.
Spray angle performance varies with pressure. Contact BETE for specific data on critical applications.
40
www.BETE.com
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