User Manual

ionTig 200 Pulse PFC
Copyright © Mundaka Welding & Gases, Inc.
24
TIG of stainless steel (single run welding)
Workpiece
thickness
/mm
Joint form
tungsten
electrode
diameter/mm
welding wire
diameter/mm
Argon gas
flow rate/
L·min
-1
welding
current
(DCEP)
Welding
speed/
cm·min
-1
0.8
Butt joint
1.0
1.6
5
20～50
66
1.0
Butt joint
1.6
1.6
5
50～80
56
1.5
Butt joint
1.6
1.6
7
65～105
30
1.5
Corner joint
1.6
1.6
7
75～125
25
2.4
Butt joint
1.6
2.4
7
85～125
30
2.4
Corner joint
1.6
2.4
7
95～135
25
3.2
Butt joint
1.6
2.4
7
100～135
30
3.2
Corner joint
1.6
2.4
7
115～145
25
4.8
Butt joint
2.4
3.2
8
150～225
25
4.8
Corner joint
3.2
3.2
9
175～250
20
Notice: the above parameters originate from《Welding Dictionary》P150, Volume 1 of Edition 2.
Parameters of piping back sealing welding for mild steel（DCEP）
Piping
diameterΦ/mm
Tungsten
electrode
diameter/mm
Gas nozzle
diameter/mm
Welding wire
diameter/mm
Welding
current/A
Arc
voltage/V
Argon
flow rate
/ L·min
-1
Welding
rate
/ cm·min
-1
38
2.0
8
2
75～90
11～13
6～8
4～5
42
2.0
8
2
75～95
11～13
6～8
4～5
60
2.0
8
2
75～100
11～13
7～9
4～5
76
2.5
8～10
2.5
80～105
14～16
8～10
4～5
108
2.5
8～10
2.5
90～110
14～16
9～11
5～6
133
2.5
8～10
2.5
90～115
14～16
10～12
5～6
159
2.5
8～10
2.5
95～120
14～16
11～13
5～6
219
2.5
8～10
2.5
100～
120
14～16
12～14
5～6