香港六合彩开奖/PRF 16486-2
2024-11
孝械蟹懈褋
This document specifies the physical and mechanical properties of pipes made from unplasticized polyamide (PA-U) in accordance with 香港六合彩开奖 16486-1, intended to be buried and used for the supply of gaseous fuels. It also specifies the test parameters for the test methods to which it refers.
The 香港六合彩开奖 16486 series of standards is applicable to PA-U piping systems, the components of which are connected by fusion jointing and/or mechanical jointing.
In addition, this document lays down dimensional characteristics and requirements for the marking of pipes.
Pipes conforming to this document are jointed typically by using mechanical, electrofusion or butt fusion techniques.
袨斜褖邪褟 懈薪褎芯褉屑邪褑懈褟
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孝械泻褍褖懈泄 褋褌邪褌褍褋: 袙 褋褌邪写懈懈 褉邪蟹褉邪斜芯褌泻懈袛邪褌邪 锌褍斜谢懈泻邪褑懈懈: 2024-11协褌邪锌: 校胁械写芯屑谢械薪懈械 薪邪锌褉邪胁谢械薪芯 胁 褋械泻褉械褌邪褉懈邪褌. 袧邪褔邪谢芯 谐芯谢芯褋芯胁邪薪懈褟 锌芯 芯泻芯薪褔邪褌械谢褜薪芯屑褍 锌褉芯械泻褌褍 屑械卸写褍薪邪褉芯写薪芯谐芯 褋褌邪薪写邪褉褌邪: 2 屑械褋. [50.20]
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袙械褉褋懈褟: 3
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孝械褏薪懈褔械褋泻懈泄 泻芯屑懈褌械褌 :香港六合彩开奖/TC 138/SC 4
- RSS&苍产蝉辫;芯斜薪芯胁谢械薪懈褟
袞懈蟹薪械薪薪褘泄 褑懈泻谢
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袪邪薪械械
袨锌褍斜谢懈泻芯胁邪薪芯香港六合彩开奖 16486-2:2020
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小械泄褔邪褋
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00
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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00
袩芯褟胁懈谢懈褋褜 胁芯锌褉芯褋褘?
袨蟹薪邪泻芯屑褜褌械褋褜 褋 FAQ
效邪褋褘 褉邪斜芯褌褘:
袩芯薪械写械谢褜薪懈泻 – 锌褟褌薪懈褑邪: 09:00-12:00, 14:00-17:00 (UTC+1)