Type 55 nozzles, 18 mfa heating nozzles – Tweco Victor Torch Handles,Cutting Attachments User Manual
Page 22
7-18
MFA heAtING NozzLes
Acetylene
cubic Feet
per hour
oxygen
cubic Feet per
hour
tip
size
Acetylene
pressure Range
(psIG)
oxygen
pressure
Range
(psIG)
Min Max
Min
Max
BtU
per
hour
4
6 -10
8 - 12
6
20
7
22
See
Note,
page
23
6
8 -12
10 - 15
14
40
15
44
8
10 - 15
20 - 30
30
80
33
88
10
12 - 15
30 - 40
40
100
44
110
12*
12 - 15
50 - 60
60
150
66
165
15*
12 - 15
50 - 60
90
220
99
244
warning
At no time should the withdrawal rate of an individual acetylene cylinder exceed
1/7 of the cylinder contents per hour. If additional flow capacity is required, use an
acetylene manifold system of sufficient size to supply the necessary volume.
tYpe 55 NozzLes
Not For Use with Acetylene
consumption (scFh)
tip
size
oxygen
pressure
(psIG)
Fuel Gas
pressure
(psIG)
oxygen
Fuel Gas
BtU hour
10*
70 - 100
15 - 25
350 - 460
150 - 200
See Note,
page 23
15*
90 - 120
20 - 35
600 - 800
250 - 350
20*
100 - 150
30 - 50
900 - 1150
400 - 500
*Use model HD310C torch and 3/8" hose.