SECTION 4
PT-37 70 amp Carbon Steel Data
Inch cutting data
Material
Thickness
Gauge/
Inches
Fraction
1/8"
0.125
10ga
0.135
8ga
0.165
3/16"
0.188
1/4"
0.250
3/8"
0.375
1/2"
0.500
5/8"
0.625
3/4"
0.750
Metric Cutting Data
Material
Initial
Thickness
height
mm
3
4
5
6
8
10
12
14
15
16
18
20
Notes:
NR = Not Recommended
The published cut speeds are the result of ESAB's laboratory testing. The actual optimum and maximum cutting speeds may
vary based on material composition, surface quality (rust, surface scale or primers, etc.) and various user setup parameters.
Initial
Pierce
Cutting
height
height
height
Inches
Inches
Inches
0.200
0.200
0.093
0.200
0.203
0.098
0.200
0.213
0.113
0.200
0.220
0.125
0.200
0.240
0.156
0.200
0.240
0.215
0.200
0.280
0.200
0.200
0.280
0.188
0.200
NR
0.156
Pierce
Cutting
height
height
mm
mm
mm
5.1
5.0
2.3
5.1
5.3
2.8
5.1
5.7
3.3
5.1
6.0
3.8
5.1
6.1
4.7
5.1
6.2
5.4
5.1
6.9
5.2
5.1
7.1
5.0
5.1
7.1
4.9
5.1
7.1
4.7
5.1
NR
4.2
5.1
NR
3.7
Arc
Pierce
voltage
Delay
Width
Volts
msec
Inches
125
0
0.051
126
0
0.052
129
100
0.056
132
125
0.059
139
250
0.066
146
350
0.076
152
450
0.088
160
900
0.093
160
NR
0.107
Arc
Pierce
Kerf
voltage
Delay
Width
Volts
msec
mm
124
0
1.3
129
50
1.4
133
150
1.5
137
225
1.6
143
300
1.8
147
350
2.0
151
450
2.2
155
650
2.3
158
750
2.3
160
900
2.4
160
NR
2.6
160
NR
2.8
35
OPERATION
Kerf
Optimum
Maximum
Speed
Speed
IPM
IPM
225
275
215
265
185
230
160
200
93
130
50
65
32
45
22
27
12
16
Optimum
Maximum
Speed
Speed
mm/min
mm/min
5900
7200
4800
6000
3800
4800
2700
3700
1800
2400
1200
1575
900
1250
700
950
625
800
550
675
400
500
225
325