The Welding of Aluminum & Its Alloys Part 8 ppt
The Welding of Aluminum & Its Alloys Part 8 ppt
... range of materials (Fig. 8. 2). The laser
welding of aluminium and its alloys has, however, presented problems to
the welding engineer. Poor coupling of the beam with the parent metal,
high thermal ... describes the
use of the heat from the plasma-arc for cutting purposes. For welding the
transferred arc plasma-jet is used as the heat source, the major d...
The Welding of Aluminum & Its Alloys Part 9 pptx
... (%)
5 083 O 141 2 98 23 1.00
5 083 -H321 153 305 22.5 0.91
6 082 -T6 160 254 4 .85 0 .83
6 082 -T6 aged 274 300 8. 4 1.00
6 082 -T4 1 38 244 18. 8 0.93
6 082 -T4 aged 285 310 9.9 1.19
71 08- T79 210 320 12 0 .86
71 08- T79 ... age-hardened alloys, is close to 1, implying that there is a
limited loss of strength.
The softening factors of 0 .83 for the 6 082 -T6 alloy can be compa...
The Welding of Aluminum & Its Alloys Part 2 pps
... and the grain
size of the deposit.These in their turn depend on the parent and filler metal
compositions, the amount of dilution, the quality of the welding process and
the welder and, lastly, the ... been
strengthened by either cold working or precipitation hardening. One aspect
of this is the width of the HAZ, a function of the high thermal conductiv-
ity...
The Welding of Aluminum & Its Alloys Part 3 docx
... identify the condition of the alloy, in other words
the amount of cold work the alloy has undergone or its heat treatment con-
dition. There are a number of schemes available for identification of the
alloy ... any filler
metals capable of being age hardened. The American Welding Society has
46 The welding of aluminium and its alloys
• The pure aluminium 1X...
The Welding of Aluminum & Its Alloys Part 4 pdf
... will depend on the size of the equipment to be used, in particular
the size of the torch. Welding aluminium with the gas shielded processes
70 The welding of aluminium and its alloys
Visible ... design of edge preparation. Joint
design is determined by the strength requirements, the alloy, the thickness
of the material, the type and location of the...
The Welding of Aluminum & Its Alloys Part 6 pps
... can also shield the material
ahead of the weld pool from the cleaning action of the arc and this may
also lead to oxide entrapment.
110 The welding of aluminium and its alloys
80 °
10 to 20°
Travel ... flexible.
Overheating of the torch can melt the brazed joints within the torch or
the plastic tube that sheaths the power cable and it is important that
106...
The Welding of Aluminum & Its Alloys Part 7 docx
... end the welding sequence. This is generally
achieved by means of a trigger on the handle of the torch. Operating
the trigger initiates the shielding gas flow and the welding current when
the ... this is at the torch, not at the
outlet of the cylinder regulator!
7.3.2 Welding filler wire
The wire acts as both the filler metal and the anode in the welding...
The Welding of Aluminum & Its Alloys Part 10 doc
... a WPS for the welding of aluminium or its alloys
shall be approved. It gives the limits of validity of the WPS within the
range of variables and includes an example of a WPAR and the accom-
panying ... Tests for the Arc Welding of Steel.
• Part 4 Welding Procedure Tests for the Arc Welding of Aluminium and
its Alloys.
• Part 5 Welding Approva...
The Welding of Aluminum & Its Alloys Part 11 pps
... affected by the source to film distance
– the greater this is the sharper the image; the size of the radiation source
– the smaller the source the sharper the image; the beam energy – the higher
the ... welding. Testing is to the requirements of EN 288
Part 8.
• By taking actual production items for testing. As in the point above
testing is to the requ...