1、使用了導(dǎo)熱系數(shù)低、隔熱性能好的硬質(zhì)聚氨酯作為隔熱材料，具有優(yōu)異的隔熱性。
1. The rigid polyurethane with low thermal conductivity and good thermal insulation is used as thermal insulation material, which has excellent thermal insulation.
2、正常運(yùn)行后130℃的水輸送到40以外時(shí)，降溫僅為1℃左右。
2. When water is transported to 40 kilometers away from 130 C after normal operation, the cooling rate is only about 1 C.
3、有很強(qiáng)的防水和耐腐蝕能力，不需附設(shè)管溝，可直接埋入地下或水中，施工簡(jiǎn)便迅速，綜合造價(jià)低。
3. It has strong waterproof and corrosion resistance. It can be directly buried in underground or water without additional pipe trenches. It is simple and quick to construct and has low comprehensive cost.
4、在低溫條件下也具有良好的耐腐蝕和耐沖擊性，可直接埋入凍土層。
4. It also has good corrosion resistance and impact resistance at low temperature, and can be directly buried in frozen soil.
5、預(yù)制保溫管使用了耐腐蝕性的(HDPE：高密度聚乙烯)外套管，不受生物和化學(xué)腐蝕的影響。
5. Prefabricated insulating pipes use corrosion-resistant (HDPE: HDPE) outer casing, which is not affected by biological and chemical corrosion.
6、可根據(jù)用戶需要提供DN20~DN1200之間各種管徑及保溫厚度的管材和相配套的管件(彎頭、三通、變徑管、固定節(jié)等)
6. Pipes with various diameters and insulation thicknesses between DN20 and DN1200 and matching fittings (elbows, tees, variable diameter pipes, fixed joints, etc.) can be provided according to user's needs.
7、產(chǎn)品執(zhí)行我國(guó)城鎮(zhèn)建設(shè)行業(yè)標(biāo)準(zhǔn)CJ/T 114-2000和CJ/T 115-2001標(biāo)準(zhǔn)。
7. Product implementation of China's urban construction industry standards CJ/T 114-2000 and CJ/T 115-2001 standards.
8、為確保預(yù)制直埋保溫管三位一體，發(fā)泡前鋼管外表面處理，塑料管內(nèi)表面電暈處理，其中除銹等級(jí)達(dá)到GB/T 8923-1998中Sa2.5的規(guī)定，外殼管內(nèi)表面張力達(dá)到50達(dá)因/厘米。
8. In order to ensure the trinity of prefabricated directly buried insulating pipes, the external surface treatment of steel pipes before foaming and the corona treatment of the inner surface of plastic pipes are carried out, in which the rust removal grade is up to Sa2.5 stipulated in GB/T 8923-1998, and the inner surface tension of shell pipes is up to 50 dynes/cm.
9、聚乙烯外護(hù)管采用高密度聚乙烯材料，輔以抗氧劑等各種助劑制成，并對(duì)原材料和產(chǎn)品質(zhì)量進(jìn)行嚴(yán)格檢驗(yàn)，確保產(chǎn)品質(zhì)量達(dá)到CJ/114-2000標(biāo)準(zhǔn)和直埋管外護(hù)管的技術(shù)要求，提高了外護(hù)管的整體質(zhì)量。具體技術(shù)指標(biāo)見(jiàn)下表。
9. Polyethylene outer protective pipe is made of high density polyethylene material, assisted by various additives such as antioxidants, and the quality of raw materials and products is strictly checked to ensure that the product quality meets the CJ/114-2000 standard and the technical requirements of directly buried outer protective pipe, thus improving the overall quality of outer protective pipe. Specific technical indicators are shown in the table below.
10、公司配備有進(jìn)口和國(guó)產(chǎn)高壓發(fā)泡機(jī)、液壓穿管機(jī)，提高了產(chǎn)品的整體質(zhì)量。
10. The company is equipped with imported and domestic high-pressure foaming machine and hydraulic pipe-piercing machine, which improves the overall quality of products.
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