The Tube & Pipe Journal®

June 2007

TPJ - The Tube & Pipe Journal® became the first magazine dedicated to serving the metal tube and pipe industry in 1990. Today, it remains the only North American publication devoted to this industry and it has become the most trusted source of information for tube and pipe professionals. Subscriptions are free to qualified tube and pipe professionals in North America.


More Info Subscribe Free

Selected articles from the June 2007 issue available online:

Bend Process

Bend process monitoring—small changes lead to big results

June 12, 2007

By:

Conventional quality control in tube bending operations usually means detecting the number of links on a tube bending mandrel. When such a system detects that a mandrel link is missing, it shuts down the system so personnel can discard the last bent tube and replace the mandrel. Unfortunately, the broken mandrel link usually is a symptom of a larger problem—one that may have produced poor-quality parts long before the mandrel broke.Another method, process variation monitoring, measures the tension on the mandrel and alerts the equipment operator when the tension changes. This lets the manufacturing personnel know that a problem is developing while it is still small and manageable.

Continue Reading

Tube hydroforming

The evolution of tube hydroforming

June 12, 2007

By:

More than a decade ago, tube hydroforming grew in two directions: low-pressure hydroforming (a patented process) and high-pressure hydroforming. Since then the industry has grown to include all manner of robots, laser cutting systems, punching operations, and so on. Manufacturing consultant Gary Morphy takes us through about two decades of trends and developments and sheds some light on the future of this industry.

Continue Reading

Welder image

Beyond Commodity

June 12, 2007

By:

Before making a process change to metal-cored wires, it is important to establish a baseline to measure the potential for improvement, know the wire's capabilities, and be able to justify such a change.

Continue Reading

Rotary cutting blades

4 Troubleshooting tips for rotary cutting made easy

June 12, 2007

By:

Following four specific guidelines for operating the rotary cutoff machine can help you avoid making simple mistakes in setup and operation that can cause downtime.

Continue Reading