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 TABLE 4-1. Welding Tip Size and Application Using MAPP Gas
Regulator Pressure Range*
Inner Flame
MAPP Gas
Metal
Drill Size
Length
Thickness
Consumption
Oxygen
(cfh)
of Tip
(Inches)
MAPP Gas
(Inches)
5-6
1/4
1-2
1-3
UP TO 1/32
72-70
1-3
5-6
2-4
1/32-1/16
65-60
7/16
1/16-1/8
6-8
56-54
5/8
1-5
3-8
49-48
1/8-3/16
1
2-8
8-10
5-18
43-40
10-12
3-9
6-30
3/16-1/4
1 1/8
12-15
36
1/4-3/8
1 1/4
5-1o
6-35
* For injector type equipment use 1-2 psig (pounds per square inch gauge) MAPP Gas and 25-30
psig oxygen for all size tips.
4-6
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