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Articles tagged with "high"

Results: 38

	What to know before selecting a manual plasma cutter: Understanding size, power, components, cost By: David Cook, Contributing Writer The first plasma arc cutting (PAC) systems, developed in the '60s, were 1,000-amp monsters designed to blast through 6-inch stainless steel. Publish date: July 26, 2001 Tech cell: Plasma Cutting
	What is your facility cut out for? Circular and band saw purchases depend on application requirements By: David McCorry, Contributing Writer What cutting equipment you buy depends very heavily on what area of industry you are supplying, throughput requirements, and, not least, finances. Don't let preconceived notions prevent you from making the very best possible decision. Publish date: April 24, 2001 Tech cell: Sawing
	Cutting exotic alloys: Circular saw helps shop land aircraft tubing project By: John Manchester, Contributing Writer Cutting tubing with a circular cutoff saw is a common metal fabrication operation. This type of saw can produce a smooth finish that requires little secondary finishing. Publish date: April 24, 2003 Tech cell: Sawing
	8 ways to keep your shear in top shape By: Robert Kotynski, Contributing Writer Improving uptime and reducing maintenance when using shears for high production could mean following a few key steps. Publish date: April 10, 2001 Tech cell: Shearing
	Abrasive control factors for mass finishing systems: Understanding the performance characteristics of various media By: A.F. Kenton, Contributing Writer The article circulates around the different media styles for mass finishing systems, discussing the cost, weight, and ability of each style. The styles discussed are divided into several areas: Random versus preform shapes; ceramic versus plastic; spherical shapes versus angular shapes versus hybrids; and dry finishing options versus wet options. Publish date: May 30, 2001 Tech cell: Finishing
	The evolution of coatings with low levels of volatile organic compounds: Where the industry stands in its quest for zero VOC By: Henry W. Godshalk, Khin Htay Htay, Francis Slama, Ph.D., and Peter Smelyansky, Contributing Writers A lot of advancements have been made in liquid coatings over the past 30 years toward the ultimate goal of zero-volatile-organic-compound paints. Anyone having to meet environmental regulations could benefit from knowing what has been done and what is brewing in the industry. Publish date: May 30, 2001 Tech cell: Finishing
	Choosing the right coated abrasive for plate finishing applications: A look at grain properties By: Mark Boudreau and Dave Jacoby, Contributing Writers Most plate fabricating companies need to select a coated abrasive to finish their parts. This selection process can be intimidating, as well as confusing, because so many types of coated abrasives are available. Publish date: January 29, 2004 Tech cell: Finishing
	Using hydroforming aluminum components versus steel stampings: The contender gains points, but the champion is still in the fight By: Daniel Hunter, Contributing Writer This article examines two transitions that are occurring in the automotive industry—the change from stamping to hydroforming, and the substitution of aluminum where steel was used previously. Publish date: November 15, 2001 Tech cell: Hydroforming
	Pressure-sequence and high-pressure hydroforming: Knowing the processes can mean boosting profits By: Gary Morphy, Contributing Writer Pressure-sequence hydroforming can form complex parts as well as forming most ductile metals, including high-strength, low-alloy, and stainless steels with sharper corners, thick-walled tube, and other difficult features. Publish date: February 19, 2001 Tech cell: Hydroforming
	Stretching metal's forming limits with HSP lubricants: Forming aluminum, high-strength steel without tooling upgrade By: Brad Jeffery, Contributing Writer Publish date: June 12, 2003 Tech cell: Metals/Materials
	Considering thermal processes for dissimilar metals: Joining steel to aluminum in heat-intensive applications By: Jürgen Bruckner, Contributing Writer Knowing how to weld dissimilar metals is becoming more and more important. One reason is that it's often impossible for one material to provide the optimum chemical, physical, and mechanical characteristics needed for an application. For this reason, as well as cost efficiency, technology specialists are experimenting with different joining processes to weld bimetal joints optimally. Publish date: August 28, 2003 Tech cell: Metals/Materials
	Safety Fundementals for Today's Industrial Lasers: As Laser Use Increases, So Does the Importance of Safety By: William J Ertle and R. James Rockwell Jr., Contributing Writers Addressing laser beam hazards, safety regulations for laser use, and methods to improve laser safety should be foremost in the mind of every laser machine operator. Publish date: May 15, 2001 Tech cell: Safety
	Installing and maintaining coil cradles and reels By: Robert Kotynski, Contributing Writer The installation procedures that can help to prolong the life of coil cradles and reels are outlined in this article. Specific steps to maintain cradles and reels are also included. Publish date: October 11, 2001 Tech cell: Coil Processing
	The basics of uncoiling: A review of standard equipment By: David Foscarini, Contributing Writer A review of the basic components of a coil handling system which covers servo drive roll feeds, cradles and reels, straighteners and combination units. Publish date: December 13, 2001 Tech cell: Coil Processing
	High-Speed Feeding Techniques - Reviewing the Facotrs that Affect Process Speeds By: Al Lochtefeld, Contributing Writer Gripper or roll-type feeds operate on the principle of feeding force, which is a product of the coefficient of friction between the grippers or feed rolls and the material being fed. Reviewing each force as a factor of the feeding equipment or feeding conditions helps in evaluating the feeding process. Publish date: February 19, 2002 Tech cell: Press Feeding
	Metal stamping and electromagnetic forming: New process improves material formability, reduces wrinkling By: Helen Gallagher, Contributing Writer This article describes the development of electromagnetic forming (EMF) and how EMF works. Publish date: October 25, 2001 Tech cell: Press Technology
	Designing high-strength steel stamped parts for formability By: Art Hedrick, Contributing Writer The use of high-strength steel to manufacture automobiles and other transportation vehicles has increased dramatically. The material's strength allows manufacturers to reduce vehicle weight substantially and increase fuel efficiency, without sacrificing performance. Publish date: June 12, 2003 Tech cell: Press Technology
	High-tech presses: Servo technology meets mechanical presses By: Dennis Boerger, Contributing Writer Publish date: November 20, 2003 Tech cell: Press Technology
	Part nesting and die design tips for reducing and utilizing scrap in stamping operations By: Art Hedrick, Contributing Writer You might be able to gain a competitive edge by learning how to reduce the amount of engineered scrap, or that material that was inteded to be scrap rather than scrap created because of defective piece parts. Publish date: November 15, 2001 Tech cell: Tool and Die
	Resisting cracking, deformation, and premature wear: Powder metallurgical steels provide an alternative to conventional tool steels By: James Kaszynski, Contributing Writer Want to know how powder metallurgical tool steels are produced and how their properties provide the material's toughness and wear resistance? Read on. Publish date: June 15, 2001 Tech cell: Tool and Die
	Choosing the proper steel to minimize abrasive adhesive tool wear By: Thomas Hillskog, Contributing Writer The most disruptive type of failure in any tooling application is when the tool cracks. To prevent this type of failure in cold-work applications, it's important to select the correct steel. Publish date: September 25, 2003 Tech cell: Tool and Die
	Selecting a pressure system for a stamping die By: Art Hedrick, Contributing Writer Author's Note: Before I begin, I would like to take this opportunity to express my sincere thanks to thefabricator.com's readers. I hope you have enjoyed the stamping articles, and I am excited about writing for 2004. I also would like to wish all of you a great holiday season as well as a prosperous and successful year. Best holiday wishes!Art Publish date: December 11, 2003 Tech cell: Tool and Die
	Selecting the right temporary coating: Choices abound for tube and pipe applications By: David McKruit, Contributing Writer Tube and pipe manufacturers should consider carefully environmental laws, cost, quality, and the cost of a coating line before deciding on a temporary coating for their products. Publish date: April 24, 2001 Tech cell: Tube and Pipe Fabrication
	Waste not, want not: Array By: Array Array Publish date: Array Tech cell: Tube and Pipe Fabrication
	Making seamless tubing with a floating mandrel mill By: Ray Miller, Contributing Writer Publish date: September 17, 2001 Tech cell: Tube and Pipe Production
	Skiving strip edges for tube and pipe producing: New equipment developments address coil preparation challenges By: Austen B. Barnes, Contributing Writer Edge treatment of coil strip before it enters a tube and pipe mill, called skiving, is a rapidly advancing technology. Improving the coil edge before it is welded helps increase the quality of the seam join and helps prevent rejected tube or pipe. Publish date: September 4, 2001 Tech cell: Tube and Pipe Production
	Laser welding of stainless pressure tubes By: Frank Fenton, Contributing Writer Not all laser welded tubes are created equal. Know what to look for in the final product to ensure that you're buying quality and not just an imposter. Publish date: July 12, 2001 Tech cell: Tube and Pipe Production
	Welding aluminum with inverter-based power supplies By: Frank Armao, Contributing Writer It's easy to look at such a long-established technology as welding and believe that little or no technology development is taking place. In truth, however, the capabilities of welding power supplies are changing constantly and rapidly, especially in the area of inverter technology. These power supplies are suitable for welding aluminum alloys, including thin aluminum alloys. Publish date: July 24, 2003 Tech cell: Aluminum Welding
	Inverter versus transformer power supplies for aluminum GTAW By: Frank Armao, Contributing Writer Publish date: August 28, 2003 Tech cell: Aluminum Welding
	Advantages of plasma welding: Often-overlooked PAW offers speed and affordability By: Randy Dull, Contributing Writer Plasma arc welding sometimes offers greater welding speed than gas tungsten arc welding at lower cost than laser beam welding. Publish date: February 19, 2001 Tech cell: Arc Welding
	Remote GTAW of spent fuel canisters: How this process reduces operator exposure to radiation By: Mike Petersen, Contributing Writer This off-the-beaten-path article defines a remote GTAW process that allows weld operators to minimize their exposure to radiation when welding spent fuel canisters used to contain nuclear fuel. Publish date: October 11, 2001 Tech cell: Arc Welding
	Which wire do you require?: How to select a gas-shielded welding electrode By: Lisa Byall and Doug Krebs, Contributing Writers Are you looking for ways to improve quality, raise productivity, and save costs in your current welding operations? If you haven't examined the various electrode choices, you could be missing an opportunity to take your production welding to the next level. Publish date: July 24, 2003 Tech cell: Consumables
	Four factors to consider when purchasing a grinder: You get what you pay for By: David Smith, Contributing Writer Cost often is a deciding factor when you purchase a grinder. However, the saying "you get what you pay for" can be true when you're talking about tools. The price tag alone doesn't always reflect some of the more important factors--performance level, cost to operate, and tool life--that make a grinder worth its cost. Publish date: July 26, 2001 Tech cell: Cutting and Weld Prep
	Producing side-impact profiles: Automotive body part combines roll forming, punching, laser welding By: Werner Wasmer, Contributing Writer The ramming machine bores into the side of the new automobile at a speed of 50 kilometers (31 miles) per hour. Within a fraction of a second, sensors situated all over the test dummy signal details of the stress load. Shortly afterward the overall results of the Euro-NCAP crash test will appear in all the specialized automobile magazines. Publish date: January 13, 2004 Tech cell: Laser Welding
	Radiographic and ultrasonic weld inspection: Establishing weld integrity without destroying the component By: Tony Anderson, Contributing Writer This article outlines the differences in radiographic and ultrasonic weld inspection, the two most common methods if nondestructive testing. It gives an overview of both methods, including how they are used. Publish date: December 13, 2001 Tech cell: Welding Inspection
	The future of structural welding By: Marty Rice, Contributing Writer Publish date: January 13, 2004 Tech cell: Repair and Field Welding
	The challenges of laser cutting: Overcoming some common obstacles By: Jim Wollenberger, Contributing Writer Lasers can be used to process expensive alloys as well as traditional materials such as stainless steel. However, knowing the strengths and weaknesses of laser processing is the key to determining whether or not a laser is the right choice for cutting. Publish date: March 13, 2002 Tech cell: Laser Cutting
	Turning up the power: Using lasers to cut thick plate By: Kevin Laughlin, Contributing Writer The most common power levels ranged between 1,500 and 2,000 watts. However, a statistical survey conducted by the AMT Laser System Product Group indicates a steady increase during the last 12 months of installations for high-power 3,000- to 4,000-watt laser systems and a decline in sales of lasers with power levels less than 2,000 watts. Publish date: July 12, 2001 Tech cell: Laser Cutting