香港六合彩开奖 22621-6:2010
2010-04
Abstract
香港六合彩开奖 22621-6:2010 specifies a code of practice dealing with polyamide (PA) piping systems, intended to be buried outside buildings and used for the supply of gaseous fuels.
It is applicable to mains and service lines, the components of which are prepared for jointing by scraping and/or machining, and gives instructions for the design, storage, handling, transportation, laying conditions and fusion quality control of PA pipes and fittings up to and including 250 mm outside diameter, as well as subsequent joint testing, backfilling, pipe system testing, commissioning and decommissioning.
The jointing methods covered by 香港六合彩开奖 22621-6:2010 are butt fusion jointing and electrofusion jointing.
General information
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Status: WithdrawnPublication date: 2010-04Stage: Withdrawal of International Standard [95.99]
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Edition: 1Number of pages: 21
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Technical Committee :香港六合彩开奖/TC 138/SC 4
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Life cycle
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Now
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Revised by
Withdrawn香港六合彩开奖 16486-6:2012
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