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Documenting a Defense

May 16, 2014

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Any product and its components could be subject to a liability claim. Just ask any car manufacturer and its suppliers. Do you know what you need to do in the event of even the hint of a lawsuit?

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Hitting print: The future of additive manufacturing

May 14, 2014

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Generations from now, when people everywhere simply may be hitting print to turn ideas into reality, making things won’t be so difficult—but determining when to hit print could mean the difference between success and failure.

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Quick response, Texas-style

May 14, 2014

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Sonny Pierce, who founded PI-CO Fabrication in 1982, had experience in starkly different fields—like bowling and bathtubs—that lacked one luxury contract fabrication thrives on: customer diversification.

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Arc Welding 101: Welder requalification testing - When and why?

May 13, 2014

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Q: If a welder is no longer welding but he wants to maintain his qualifications period of effectiveness, we require four hours of production welding time to maintain that qualification. Four hours doesn’t seem quite long enough to stay in the groove. What say you? Jeff P. A: As a good...

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How quick die change is changing

May 12, 2014

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Quick die change, introduced decades ago, has become a staple of lean manufacturing in most stamping shops. QDC equipment itself is being upgraded and their lines expanded to meet evolving requirements for speed and safety, including force evaluation systems on magnetic die clamping, auto-positioning, auto-clamping, thinner magnetic clamping plates, trackless carts, and automated storage and retrieval systems.

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Arc Welding 101: Updating WPSs and PQRs

May 12, 2014

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Q: We weld sheet metal to D1.3 requirements. Our current welding procedure specification needs to be updated. Our customers are asking for a separate WPS/ PQR [procedure qualification record] for fillet and groove welds. Until now I believe we had both fillets and grooves covered by one WPS/PQR....

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Bending Basics: Strategies for forming offsets

May 12, 2014

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If you pick the right offset tool for the job, you'll find you will be able to produce many different offset geometries quickly and safely.

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Spot-on safety tips

May 12, 2014

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Operating a spot welding machine safely requires operator care, proper training, and appropriate safety devices. Without these, you put yourself as risk for myriad injuries.

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Operator-friendly punching

May 12, 2014

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Modern punching machines are designed to be more operator-friendly, which is a bonus for today’s fast-paced shop floors. Learn just how these sophisticated machines have evolved ergonomically.

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Arc Welding 101: CV or CC - What’s the difference?

May 9, 2014

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Q: What is the difference between constant current and constant voltage? A: I’m often called on to explain this topic when I teach. Electric arc welding has two main variables: current and voltage. Welding machines will supply both, but they are capable of consistently maintaining only one of...

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Arc Welding 101: “Freestylin’” fab shops

May 8, 2014

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Q: I know of welding manufacturing companies that do not use welding procedure specifications (WPS), their welders are not qualified, and their welders inspect their own welds! How can these companies get away with this? Nelson M. A: I have been in many fab shops that lack documentation on...

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Arc Welding 101: Benefits of the CWI designation

May 7, 2014

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Q: I am trying to decide whether obtaining CWI designation would be beneficial to my career. I am presently unemployed and would like to increase my marketability to potential employers. I have a B.S. degree in metallurgical engineering plus over 20 years experience as a materials engineer in the...

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Arc Welding 101: D1.1 welder documentation

May 6, 2014

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Q: We have had guys certified for D1.1 for 15 years. But in the D1.1 book it says that they need to weld in every six-month period to keep their qualification current. What type of documentation do we need to keep on file to show that they have been welding? I cannot find this in the book, so I...

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Arc Welding 101: Minimizing defects from welding starts, stops

May 5, 2014

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Q: I am having trouble making welds that are all the same length when using GMAW. How can I create tie-ins that are all in line with each other and spaced out as they should be? Allen T. A: It is understood throughout the industry that most weld defects are attributed to weld stops and...

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Servo press serves best as a system

May 5, 2014

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Servo technology has been has been used as the drive system of servo-mechanical presses since 2000. Today stampers need to look at a servo press as part of a manufacturing system rather than just a standalone machine to maximize their cost-saving benefits.

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