我公司 PP-R 管材有 S5 、 S4 、 S3.2 、 S2.5 等 4 个管系列，通常热水管道有 S3.2 、 S2.5 两个管系列。
PPR热水管耐热性能好。当工作水温为70℃，可以长期使用，短期使用水温达到95℃，软化温度为140℃ 使用寿命长。PP-R管材在额定的使用温度和压力下，使用寿命长达50年以上。 保温性能好。由于PP-R材料导热系数低，20℃时的导热系数为0.21-0.24W/mk,比钢管(43-52W/mk、紫铜管（333W/mk）小得多，故PP-R管保温性好。
Aifeier Pipe Industry Co., Ltd. is a large-scale green environmental protection new plastic pipe high-tech enterprise integrating plastic pipe product research and development, production, import and export trade and marketing. It mainly produces aluminum-plastic gas (heating) pipe and PP-R cold. Hot water pipeline, PP-R steady-state pipeline, HDPE water supply (gas) pipeline, floor heating pipeline, various copper valves, pipe fittings and manifolds. Among them, the production of lap joints, butt joints and RPAP5 aluminum-plastic pipes has reached the leading position in China.
The first phase of the company's production base covers an area of 135 mu. It has 30,000 square meters of modern pipe and copper parts processing standard workshop, advanced lap joint (butt) aluminum-plastic pipe production equipment, and the company has perfect testing equipment, which can be inspected. Testing all types of plastic pipes and copper products. The company has passed the domestic ISO9001:2008 and ISO14001:2015 system certification, China Xinhua water-saving certification, national special equipment manufacturing license (pressure pipeline components A2), gas-based aluminum-plastic pipe special equipment type test certificate, national Kangju certification And through the foreign EU CE, Spain AENOR, Australia StandardsMark, WaterMark, Malaysia SIRIM, the United States NSF certification and other international professional certification. It is an advanced unit for exporting foreign exchange in the city. It is a provincial civilized and honest private enterprise. It is an advanced collective unit of the radiant heating and cooling industry and a member of the drafting of national industry standards. All products of the company have passed the test of the international, national, provincial and municipal quality supervision and testing institutions.
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