香港六合彩开奖 8773:2006
2006-09
香港六合彩开奖 8773:2006
孝械蟹懈褋
香港六合彩开奖 8773:2006 specifies the requirements for polypropylene (PP) pipes, fittings and piping systems intended for use for non-pressure underground drainage and sewerage for the conveyance of soil and waste discharge of domestic and industrial origin, as well as surface water.
It covers buried pipework, as well as piping systems buried within the building structure.
In the case of industrial discharge, it is necessary that the chemical and temperature resistance be taken into account, but this will need to be done separately.
香港六合彩开奖 8773:2006 is applicable to PP pipes with or without an integral socket and to jointing by means of push fit joints with sealing rings or butt-fused joints.
It covers PP materials with normal E moduli and with higher E moduli, designated as HM (higher modulus), and gives a range of nominal sizes and pipe series, as well as recommendations concerning colours.
香港六合彩开奖 8773:2006 also specifies the test parameters for the test methods referred to therein.
袞懈蟹薪械薪薪褘泄 褑懈泻谢
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袪邪薪械械
袨褌芯蟹胁邪薪芯香港六合彩开奖 8773:1991
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小械泄褔邪褋
袨锌褍斜谢懈泻芯胁邪薪芯香港六合彩开奖 8773:2006
小褌邪薪写邪褉褌, 泻芯褌芯褉褘泄 锌械褉械褋屑邪褌褉懈胁邪械褌褋褟 泻邪卸写褘械 5 谢械褌
协褌邪锌: 90.93 (袩芯写褌胁械褉卸写械薪芯)-
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袩褉械写胁邪褉懈褌械谢褜薪邪褟 褋褌邪写懈褟
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10
小褌邪写懈褟, 褋胁褟蟹邪薪薪邪褟 褋 胁薪械褋械薪懈械屑 锌褉械写谢芯卸械薪懈褟
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20
袩芯写谐芯褌芯胁懈褌械谢褜薪邪褟 褋褌邪写懈褟
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30
小褌邪写懈褟, 褋胁褟蟹邪薪薪邪褟 褋 锌芯写谐芯褌芯胁泻芯泄 锌褉芯械泻褌邪 泻芯屑懈褌械褌邪
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40
小褌邪写懈褟, 褋胁褟蟹邪薪薪邪褟 褋 褉邪褋褋屑芯褌褉械薪懈械屑 锌褉芯械泻褌邪 屑械卸写褍薪邪褉芯写薪芯谐芯 褋褌邪薪写邪褉褌邪
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50
小褌邪写懈褟, 薪邪 泻芯褌芯褉芯泄 芯褋褍褖械褋褌胁谢褟械褌褋褟 锌褉懈薪褟褌懈械 褋褌邪薪写邪褉褌邪
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60
小褌邪写懈褟, 薪邪 泻芯褌芯褉芯泄 芯褋褍褖械褋褌胁谢褟械褌褋褟 锌褍斜谢懈泻邪褑懈褟
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90
小褌邪写懈褟 锌械褉械褋屑芯褌褉邪
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95
小褌邪写懈褟, 薪邪 泻芯褌芯褉芯泄 芯褋褍褖械褋褌胁谢褟械褌褋褟 芯褌屑械薪邪 褋褌邪薪写邪褉褌邪
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