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Article

March 14, 2014
Machine bends and cuts tube in one process
Throughout manufacturing, waste is synonymous with high costs. The costs are even higher when dealing with tubular workpieces because they take up more space than flat sheet metal and, therefore, cost more to transport and to store. The costs... Read more...

Article

September 10, 2012
Tips for buying a second-hand bending machine
A smaller investment and adequate production capacity—the arguments for buying a second-hand machine are obvious. Is it that simple though? Particularly in the case of complex tube bending machines, many factors determine the efficiency... Read more...

Article

June 13, 2012
Update from Germany
“Oil and gas are the drivers right now,” said Karl Kunkel, global strategy director for Quaker Chemical Corp., commenting on the state of the tube and pipe industry. Quaker’s position as a global supplier of metalworking... Read more...

Article

April 11, 2006
When a good tube bends bad - Part II
Editor's note: This is the second part of a two-part article that examines tube bending defects, possible causes, and suggested remedies. Part I discusses surface defects; Part II covers other defects, such as wall thinning, ovality, buckling,... Read more...

Article

April 11, 2006
When a good tube bends bad
Editor's note: "When a good tube bends bad" is a two-part article that examines tube bending defects, possible causes, and suggested remedies. Part I discusses surface defects; Part II covers other defects, such as wall thinning, ovality,... Read more...

Article

March 7, 2006
When a good tube bends bad - Part I
The clamp used to bend this 16-gauge, 3-in.-OD aluminized steel tube slipped about 2 in. at about 75 degrees into the bend. The clamp continued to move forward, but the material did not, causing the slippage marks (horizontal lines) and... Read more...

Article

March 8, 2005
Managing rotary-draw tube bending
Most information published about tube bending relates to a specific aspect of the process, such as tooling, control and equipment features, or component technology. This type of information is valuable for keeping tube fabricators... Read more...