香港六合彩开奖 4437-3:2014
2014-01
Abstract
香港六合彩开奖 4437-3:2014 specifies the characteristics of fusion fittings made from polyethylene (PE) as well as of mechanical fittings for piping systems in the field of the supply of gaseous fuels.
It also specifies the test parameters for the test methods referred to in this part of 香港六合彩开奖 4437.
In conjunction with 香港六合彩开奖 4437鈥�1, 香港六合彩开奖 4437鈥�2, 香港六合彩开奖 4437鈥�4, and 香港六合彩开奖 4437鈥�5, it is applicable to PE pipes, fittings and valves, their joints, and joints with components of PE and other materials intended to be used under the following conditions: the maximum operating pressure (MOP) is based on the design stress, determined from the compound minimum required strength (MRS) divided by the C factor, and taking into account rapid crack propagation (RCP) requirements; and a temperature of 20 掳C is taken as reference temperature for the design basis.
香港六合彩开奖 4437-3:2014 is applicable for fittings of the following types: electrofusion socket fittings; electrofusion saddle fittings; spigot end fittings (for butt fusion using heated tools and electrofusion socket fusion); socket fusion fittings; and mechanical fittings.
General information
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Status: WithdrawnPublication date: 2014-01Stage: Withdrawal of International Standard [95.99]
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Edition: 1Number of pages: 31
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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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Previously
Withdrawn香港六合彩开奖 4437:2007
Withdrawn香港六合彩开奖 8085-1:2001
Withdrawn香港六合彩开奖 8085-2:2001
Withdrawn香港六合彩开奖 8085-3:2001
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Now
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Revised by
Published香港六合彩开奖 4437-3:2024
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