Dahen DA300P - Weld Joints with Different Heat Capacity

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9. WELDING PREPARATION (continued)
ٟ
Weld joints with different heat capacity
Material Joint geometry
No. of
Layer
Pulse condition
Travel
speed
(cm/min)
Filler wire
Pulse
Current
(A)
Base
Current
(A)
Pulse
Freq.
(Hz)
Pulse
Width
(%)
Feeding
Speed
(cm/min.)
Copper
㧗
Mild Steel
1 250 50 0.8 20 10
60
( Cu )
Stainless
Steel
㧗
Mild Steel
1 170 60 2.5 50 50
60
( SUS )
Mild Steel 1 120 50 2 50 20 30
Stainless
Steel
4 160 50 1.5 46 8.5 60
Shielding Gas : Argon (10ℓ/min.) Electrode : Thoriated Tungsten ( 2.4mm
Ǿ
)
Filler Wire : 1.2mm
Ǿ
Arc Length : 2 - 3mm
52%%
%2

52%%
575



52%%
.GPIVJOO
575
%W
575

575

