N1500i FACS Manual
37
Part No. 729-110-053 V.1.03
© 2018 Nelson Stud Welding, Inc. All rights reserved.
3.7.1 Short-Cycle Process- Visual inspection
Inspection and testing of the weld is restricted in these operating and
service instructions to the visual inspection of welds. A description of
the mechanical and technological tests would go beyond the scope of
these operating and service instructions.
+
See EN ISO 14555
1
for detailed information in this regard.
1.
Perfect weld
•
Even weld flash ring, no perceptible errors. Corrective
measures: Not necessary. No alteration to the electrical
and mechanical parameters.
2.
Faulty weld
•
Cross section not fully welded. Corrective measures:
Increase weld current and/or weld time, possibly change
polarity.
3.
Faulty weld
•
Large, uneven weld flash. Corrective measures: Reduce
weld time
4.
Faulty weld
•
Pores in weld flash. Corrective measures: Reduce weld time
or increase weld current, weld in shielding gas.
5.
Faulty weld
•
Weld flash single-sided. Corrective measures: Eliminate blowing
effect by applying corrective measures described in Section
1.3.
1. EN ISO 14555: „Welding Arc stud welding of metallic materials“ (2006)