粗大浓稠硕大噗嗤噗嗤h,精品人妻码一区二区三区,国产av无码专区亚洲精品,日韩a片无码毛片免费看小说

\r      保定必聯(lián)管道技術(shù)研發(fā)有限公司地源熱泵產(chǎn)品具有化學(xué)性能穩(wěn)定、耐腐蝕、易加工、換熱性能好、成本低等優(yōu)點(diǎn)，已在全國一批重點(diǎn)工程項(xiàng)目中得到廣泛應(yīng)用，并可與地板采暖系統(tǒng)配套使用。<\/span>
\r<\/span>    <\/span>地源熱泵管道組是由<\/span>U<\/span>型件作為主體，利用<\/span>φ32<\/span>電熔套筒將<\/span>φ32<\/span>管材與<\/span>U<\/span>型件牢固焊接，實(shí)現(xiàn)管路<\/span>180°<\/span>轉(zhuǎn)彎，該系統(tǒng)體積小，結(jié)構(gòu)緊湊，操作簡單，便于施工。<\/span>
\r<\/span>    <\/span>產(chǎn)品完全符合**標(biāo)準(zhǔn)<\/span>GB50366-2005<\/span>《地源熱泵系統(tǒng)工程技術(shù)規(guī)范》和<\/span>GB/T13663-2000<\/span>《給水用聚乙烯（<\/span>PE<\/span>）管材》的要求。<\/span><\/span>\r<\/p>\r

\r產(chǎn)品特性：<\/span>
\r<\/span>    1.<\/span>采用進(jìn)口專用管道原料。<\/span>
\r<\/span>    2.<\/span>管材化學(xué)性能穩(wěn)定，耐腐蝕。<\/span>
\r<\/span>    3.<\/span>流體阻力小，導(dǎo)熱系數(shù)高。<\/span>
\r<\/span>    4.<\/span>連接性能可靠，不易導(dǎo)致泄露<\/span>
\r<\/span>    5.<\/span>產(chǎn)品配套齊全，技術(shù)服務(wù)周到<\/span>
\r<\/span>    6.<\/span>造價(jià)成本低，施工方便<\/span>
\r<\/span>    7.<\/span>使用壽命可達(dá)<\/span>50<\/span>年以上<\/span>\r<\/p>\r

\r<\/span><\/span>\r<\/p>\r

\r<\/span>\r<\/p><\/div>