Swagelok CWS-D100-1B, User Manual, Page: 114 / 277

Weld Parameter Adjustment
CWS − D100 − B Welding System

Swagelok Company, All rights reserved
September 2005
5-10
Weld Procedure Guideline Worksheet
Determine the Work Specifications
Step Parameter Setting
1 Weld Diameter
2 Wall Thickness
3 Weld Head Model No.
4 Electrode Part No.
5 Arc Gap Gage Setting
6 Weld Head Shielding Gas Flow
7 ID Purge Gas Flow
Calculating Weld Parameters
Step Parameter Setting
1
TRAVEL SPEED
(in./min)
2
ROTOR SPEED
3
IMPULSE
“ A ”
×
Wall Thickness
×
1000 =
IMPULSE
× ×
1000 =
4
MAINTENANCE
“ B ”
×
Impulse =
MAINTENANCE
×
=
5
IMPULSE RATE
6
IMPULSE WIDTH
7
ARC START
(Imp.
×
%Imp. Width) + [Maint.
×
(1 − %Imp. Width)] =
ARC START
(
×
) + [
×
(1 − )] =
8
DURATION
9
PREPURGE
10
WELD TIME
•
If tube outside dia
≤
1/2 in.: s/rev.
×
2
= WELD TIME
________
×
2=
•
If tube outside dia
>
1/2 in.: s/rev.
= WELD TIME
________ =
11
DOWNSLOPE
Weld Time
×
0.5 =
DOWNSLOPE
________
×
0.5 =
12
POSTPURGE