Summary: This video explains the differences between alternating current and direct current arc welding machines and shows how an electrical current melts electrodes to supply filler metal. Also demonstrated are electrode leads, workpiece leads, and electrode holders. Electrode sizing and its importance are explained. Set-up and shut-off instructions are shown step-by-step as well as how to use...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2005
View online at AVOD
Summary: There are a lot of similarities between Gas Metal Arc Welding (MIG) and Flux Core Arc Welding, including the use of direct current to provide constant voltage. Viewers will also learn about the different types of electrodes wires used in each outfit. Wire feeders are demonstrated along with the spools that feed them-containing several hundred feet of electrode wire..allowing welders to make...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2005
View online at AVOD
Summary: A welding apprentice earns while learning on the job to build machinery and structures. This program introduces viewers to the business of industrial welding as a community college welding instructor describes the skill and artistic flair involved in the trade. Because there is great demand for well-trained welders, an apprentice can look forward to good wages and many opportunities.
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2006
View online at AVOD
Summary: Gas Tungsten Arc Welding or TIG welding presents special safety concerns. Viewers are warned of the suffocation hazards present when working with inert gases and why good ventilation is required. The video also provides an explanation of how TIG welding differs from other types of welding..in particular the use of non-consumable electrodes. Electrode leads, hoses, regulators, and collets are...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2005
View online at AVOD
Summary: Welding is a fifteen-minute video which is part of the series, Vo/Tech: Ins and Outs.This fast-paced, entertaining, and intriguing series introduces several occupations in the vast career pathway of vocational and technical trades. Viewers are taken on a journey through many different facets of vocational interest areas including welding, masonry, electrical, residential construction, and HVAC....
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2006
View online at AVOD
Summary: This video very clearly explains and demonstrates the careful and safe method of using the combination of acetylene and oxygen gas cylinders. Pressure regulators, check valves, and hoses and fittings are demonstrated as well as torch tubes and tips. Clear instructions on ignition, use of the outfit, and shutting down are provided along with tips on flame adjustment and methods to direct it to...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2005
View online at AVOD
Summary: Welding is part skill, part science, and a whole lot of precautions. This program shows viewers the safe way to work with fire, gas, and molten metal as it profiles the tools used by welders to perform a variety of tasks. Specific tools and equipment for OFW, GMAW, GTAW, and SMAW are spotlighted, along with a variety of general tools and safety items. The video also takes a look at basic...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2009
View online at AVOD
Summary: This video puts safety first as it explains how to use a MIG (GMAW) welder. Weld types, welder setup, destructive tests, and general welding techniques are covered. The causes of contact burnback, incomplete fusion, and other problems are identified. Correlates to the standards for the Collision Repair and Refinish Technician Training Certification Program, from the National Institute for...
Format: software, multimedia
Publisher / Publication Date: Films Media Group 2005
View online at AVOD
Summary: Workers welding large ring (piece of a generator?) in a fire
Format: software, multimedia
Publisher / Publication Date: Films Media Group 1904