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Standard
| HG 20539-1992 Reinforced polypropylene (FRPP) pipe and fittings (English Version) |
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Detail of HG 20539-1992
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Introduction of HG 20539-1992
本标准规定了增强聚丙烯（FRPP）管和管件（包括弯头、三通、异径管、管接头等）公称外径为D17～D500的尺寸、技术条件、检验、标记和包装。本标准适用于玻璃纤维（含量20±2%）增强聚丙烯（FRP）的颗粒料挤出成型的管子和模压成型的管件，能在温度－20～120℃输送酸、碱和盐类等腐蚀性介质。
Contents of HG 20539-1992