Sunday, January 27, 2008

NIST Set To Test Hydrogen Pipelines

The National Institute of Standards and Technology (NIST) has started construction on a new laboratory to evaluate tests, materials, mechanical properties and standards for Hydrogen pipelines. The 750 sq ft laboratory, expected to be operational by mid-2008, will sit on the site of a former Hydrogen test facility at the NIST campus in Boulder, Colo.

Since long-term exposure to Hydrogen can embrittle existing pipelines and increase the potential for dangerous failures, researchers will be using hydraulic machines to test mechanical fatigue, residual strength and fracture toughness of various pipeline materials and equipment.

Some of the experiments will involve immersing pipeline materials in pressurized Hydrogen gas contained in steel alloy test chambers. NIST is coordinating its research and safety plans with other national laboratories and industry groups working with Hydrogen. In the future, the focus will expand to new pipeline materials such as composites.

http://www.sciencedaily.com/releases/2008/01/080124094006.htm

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