标准编号：ISO 22621-6:2010
中文名称：最大工作压力≤2MPa（20bar）的气态燃料供给用塑料管道系统 聚酰胺（PA） 第6部分：设计、搬运和安装的实施规程
英文名称：Plastics piping systems for the supply of gaseous fuels for maximum operating pressures up to and including 2 MPa (20 bar) — Polyamide (PA) — Part 6: Code of practice for design, handling and installa
发布日期：2010-04
标准范围
This part of ISO 22621 specifies a code of practice dealing with polyamide (PA) piping systems, intended tobe 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 scrapingand/or machining, and gives instructions for the design, storage, handling, transportation, laying conditionsand fusion quality control of PA pipes and fittings up to and including 250 mm outside diameter, as well assubsequent joint testing, backfilling, pipe system testing, commissioning and decommissioning.The jointing methods covered by this part of ISO 22621 are butt fusion jointing and electrofusion jointing.No special precautions are necessary for areas exposed to the influence of mining and earthquakes otherthan those precautions mentioned in this part of ISO 22621.It is the responsibility of users of this part of ISO 22621 to take existing and new national regulations intoaccount.
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