Welding aluminum : Learning about the alloysIf an image is not displayed, click the hyperlinked figure number to view it. Selecting an appropriate filler alloy for welding aluminum... Publish date: June 30, 2009 |
|
Riding the right wave in aluminum welding : AC GTAW waveform controls, options optimize arc performanceIf an image is not displayed, click the hyperlinked figure number to view it. Gas tungsten arc welding (GTAW), or tungsten inert gas (TIG)... Publish date: May 19, 2009 |
|
The pressure's on! : Exploring Challenger Deep—35,000 feet and countingIf an image is not displayed, click the hyperlinked figure number to view it. The fictional Captain Nemo piloted his submarine Nautilus... Publish date: April 1, 2009 |
|
Age before welding in T6In the last Aluminum Workshop, you talked about improving the welded strength of 6061 by welding in the T4 temper and aging after welding. But... Publish date: March 24, 2009 |
|
Preventing porosity in humid environmentsI'm having problems with excessive porosity when TIG welding aluminum. My friend says it comes from water vapor in the air (it's very humid here)... Publish date: March 11, 2008 |
|
Eliminating fine shavings from 5356 wireI've been using my welding equipment to weld aluminum with 4043 filler for a long time without problems. Now that I have a project that requires... Publish date: January 15, 2008 |
|
These aren't your grandparents' wheelchairs : Forget about transportation—these chairs are built for combatAlthough it's called "wheelchair rugby" or "quad rugby"—it's played by quadriplegic athletes in wheelchairs—neither term really... Publish date: December 11, 2007 |
|
Minimizing weld cleaning stripesI'm fabricating toolboxes for pickup trucks using gas metal arc welding (GMAW) and polished aluminum tread plate. The cleaning stripes along each... Publish date: September 11, 2007 |
|
To weld or not to weld AlcladI have some aluminum sheet that I would like to use to fabricate a project. The only marking on it is "Alclad." Other than that, I have no idea... Publish date: July 10, 2007 |
|
Aluminum Workshop : Selecting filler wire for 5454 Al plateI have a fabrication project involving 5454 aluminum plate, and I was told to weld this alloy using 5183 filler wire. Is this correct? If you... Publish date: May 8, 2007 |
|
Which filler wire is best for welding 6061-T6 aluminum, 5356 or 4043?Both are acceptable for welding 6061-T6, but each has advantages and disadvantages depending on the application. An aluminum alloy containing 5... Publish date: October 3, 2006 |
|
Little Giant takes flight : Family business climbs to success with infomercial, automationBrian Nielson, an automated fusion technician with Wing Enterprises, operates one of the company's robotic welding workcells. Nielson said... Publish date: September 12, 2006 |
|
Innovation rides the waves : Aluminum Chambered Boats incorporates welding into patented designU.S. Air Force security police use this response boat to conduct sea trials. Bellingham, Wash., has a long tradition of seafaring... Publish date: July 11, 2006 |
|
Welding aluminum piping : Best practices, differences between aluminum and steel pipe weldingAluminum piping is test-welded in a laboratory. A large number of fabricators manufacture carbon and stainless steel piping systems, and... Publish date: October 11, 2005 |
|
Choosing a GMAW machine for occasional aluminum weldingI want to buy a small gas metal arc welding (GMAW) machine, preferably one that runs from 120-V input power. Most of my welding will be steel,... Publish date: September 25, 2003 |
|
Inverter versus transformer power supplies for aluminum GTAWI'm looking for a new GTAW power supply for AC aluminum welding. I had intended to buy a conventional transformer unit, but several people have... Publish date: August 28, 2003 |
|
Welding aluminum with inverter-based power suppliesDirect Current All welding power supplies transform relatively high-voltage, low-current incoming power to lower-voltage, high-current... Publish date: July 24, 2003 |
|
Al GMAW: CC or CV?I've read that constant-current (CC) power supplies are preferred for gas metal arc welding (GMAW) aluminum, but when I visit companies that sell... Publish date: June 12, 2003 |
|
How to recognize, minimize weld smutWhen I weld any aluminum alloy, I see a covering, light gray to black in color, over the weld. I see it when I gas tungsten arc weld (GTAW), but... Publish date: April 10, 2003 |
|
Choosing tungsten electrode type, size for aluminum GTAWI've heard different opinions about which size and type of tungsten electrode I should use to gas tungsten arc weld (GTAW) aluminum. Could you... Publish date: February 27, 2003 |
|
Aluminum stands tall as a structural metal—Part 2While aluminum is considered by some to be a lightweight, suitable for structures no more robust than beverage cans, aluminum actually is used... Publish date: February 13, 2003 |
|
Preparing for aluminum GTAW : Proper equipment setup and workplace preparation reduce defectsEven if you are experienced in welding steels, aluminum welding can present quite a challenge. Aluminum's oxide coating, higher thermal... Publish date: April 24, 2001 |
|
Aluminum stands tall as a structural metal—Part 1In appearance, aluminum sometimes is difficult to distinguish from other rust-free structural metals such as stainless steel, magnesium,... Publish date: November 7, 2002 |