Inhaltsverzeichnis
Werbung
Verfügbare Sprachen
Verfügbare Sprachen
AC/DC WIG SERIES EQUIPMENT
Welding technique
4.3 The explanation of welding quality
The relation of welding area color & protect effect of stainless steel
Welding area color
argent,golden
Protect effect
best
The relation of welding area color & protect effect of Ti-alloy
Welding area color bright argent orange-yellow blue-purple caesious white powder
Protect effect
best
04
4.4 TIG Parameters Matching
The corresponding relationship between gas nozzle
diameter and electrode diameter
Gas nozzle diameter/mm
6.4
8
9.5
11.1
Notice: the above parameters originate from <<Welding Dictionary>> P142,Volume 1 of Edition 2.
Gas nozzle and the shield gas flow rate
DC positive connection
Welding
Gas nozzle
current range/A
diameter/mm
rate/L•min-
10~100
4~9.5
101~150
4~9.5
151~200
6~13
201~300
8~13
Notice: the above parameters originate from <<Welding Dictionary>> P149,Volume 1 of Edition 2.
57
red-grey
grey
blue
black
good
worst
better
bad
of titanium oxid
good
better
bad
worst
Electrode diameter/mm
0.5
1.0
1.6 or 2.4
3.2
AC
Gas flow
Gas flow
Gas nozzle
1
rate/L•min-
diameter/mm
4~5
8~9.5
6~8
4~7
9.5~11
7~10
6~8
11~13
7~10
8~9
13~16
8~15
Tungsten
Electrode
Diameter/mm
1.0
1.0
1.6
1.6
2.4
2.4
3.2
4.0
Workpiece
Joint form
thickness
/mm
0.8
Butt joint
1.0
Butt joint
1.5
Butt joint
1.5
Corner joint
2.4
Butt joint
2.4
Corner joint
3.2
Butt joint
3.2
Corner joint
4.8
Butt joint
4.8
Corner joint
6.0
Butt joint
1
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
Tungsten
diameter
electrode
Φ/mm
diameter/mm
38
2.0
42
2.0
60
2.0
76
2.5
108
2.5
133
2.5
159
2.5
219
2.5
273
2.5
325
2.5
Notice: the above parameters originate from <<Welding Dictionary>> P167, Volume 1 of Edition 2.
AC/DC WIG SERIES EQUIPMENT
Tungsten Electrode
Sharpened of
Angle of Cone(º)
the Electrode
Diameter/mm
0.125
12
0.25
20
0.5
25
0.8
30
0.8
35
1.1
45
1.1
60
1.5
90
TIG of stainless steel(single run welding)
tungsten
welding
Argon gas
electrode
wire
flow rate/
diameter
diameter
L•min-
/mm
/mm
1.0
5
1.6
5
1.6
1.6
1.6
7
1.6
1.6
7
1.6
7
1.6
2.4
1.6
7
2.4
1.6
7
2.4
7
1.6
2.4
2.4
8
3.2
3.2
9
3.2
4.0
10-12
4.0
Welding
Gas nozzle
Welding
wire diameter/mm
voltage/V
diameter/mm
current/A
Welding current/A
8
11~13
2
75~90
8
2
11~13
75~95
8
75~100
11~13
2
8~10
2.5
80~105
14~16
8~10
2.5
90~110
14~16
8~10
2.5
90~115
14~16
8~10
2.5.
95~120
14~16
8~10
2.5
100~ 120
14~16
8~10
2.5
110~ 125
14~16
8~10
2.5
120~ 140
14~16
Welding technique
Background
Current/a
2~15
5~30
8~50
10~70
12~90
15~150
20~200
20~300
welding
Welding
current
speed/
1
(DCEP)
cm•min-1
20~50
66
50~80
56
65~105
30
75~125
25
85~125
30
95~135
25
100~135
30
115~145
25
150~225
25
175~250
20
220~300
25
Arc
Argon flow
Welding
1
1
rate/L•min-
rate/cm•min-
6~8
4~5
4~5
6~8
7~9
4~5
8~10
4~5
9~11
5~6
10~12
5~6
11~13
5~6
12~14
5~6
5~6
12~14
12~14
5~6
58
Werbung
Inhaltsverzeichnis
Fehlerbehebung
