7
Start-up and weld quality check
Page 37
Stud welding unit
operating manual
Date:
July 2021
ALPHA 850
07.2021 / EN
Rev.:
A
Mechanical weld parameters (drawn arc process)
Electrical weld parameters (drawn arc process)
*) ESF: Weld stud with even front surface
*) KSF: Weld stud with conically tapered front surface
0,0
1,0
2,0
3,0
4,0
5,0
6,0
7,0
3
4
5
6
7
8
9
1 0
1 1
1 2
LIF
T,
S
TUD
S
TI
CK
O
UT [
M
M
]
WELD DIAMETER [MM]
Abhub KSF*
Eintauchmaß KSF*
Abhub ESF*
Eintauchmaß ESF*
0
100
200
300
400
500
600
700
800
900
1000
3
4
5
6
7
8
9
1 0
1 1
1 2
CU
RRE
NT
[A
], T
IM
E
X 1
0 [
M
S]
WELD DIAMETER [MM]
Strom [A]
Zeit x 10 [ms]
