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News
7 plastic PE pipe fittings new national standards for the implementation of
The National Standardization Technical Committee plastic pipe, pipe fittings and valves Sub-Technical Committee, recently said that seven plastic pipes and fittings has implemented the new national standard.
This seven new national standard, respectively: GB/T15819-2006 irrigation with polyethylene (PE) pipe plug-in pipe caused by environmental stress cracking susceptibility test methods and technical requirements; GB/T5836.1-2006 building drainage with a hard polyvinyl chloride (PVC-U) pipes; GB/T5836.2-2006 building drainage with a hard polyvinyl chloride (PVC-U) pipe fittings; GB/T10002.1-2006 water with a hard polyvinyl chloride (PVC-U) pipe; GB/T20201-2006 irrigation polyethylene (PE) pressure pipes mechanical connection pipe; GB/T20207.1-2006 acrylonitrile - butadiene - styrene (ABS) pressure pipe systems Part 1: pipe; GB / T20207. 2-2006 acrylonitrile - butadiene - styrene (ABS) pressure pipe systems Part 1: pipe fittings.
According to reports, this release with reference to national standards with international standards system (revised) set out and in accordance with domestic and foreign materials, pipe processing technology and environmental requirements change, on the part of the contents have been revised. Among them, PVC-U Water Supply Pipe GB main technical content of the amendments include: an increase of the resin, K value requirement to prohibit the use of lead salt stabilizer to improve the drop hammer impact test of the impact energy, the partial incorporation of the foreign advanced standards-related technical indicators to adjust the hydraulic pressure test of the ring stress, increase the size of the system suitability test and inspection group, and stereotyping; construction drainage PVC-U pipes and pipe fittings GB, Specifications for 40 ~ 160mm extended to 32 ~ 250mm, with the municipal drainage pipe sizes are different, an increase of pipe connecting ring connections, cancel excellent products and qualified product category, an increase of pipe, pipe fittings Socket size requirements. Good working machine power |
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