冷喷涂聚乙烯防腐涂层的研究
랭분도취을희방부도층적연구
Research on Cold Spraying Polyethylene Coating Layer
  • 万方数据
    焊管 한관
    WELDED PIPE AND TUBE
    2009年 7期 26-29 ,共4页

    冯拉俊%李光照%史惠辉%候娟玲

    풍랍준%리광조%사혜휘%후연령

    管道%防腐%高密度聚乙烯涂层%冷喷涂 管道%防腐%高密度聚乙烯塗層%冷噴塗
    관도%방부%고밀도취을희도층%랭분도
    pipeline%anti-corrosion%high-density polyethylene application%cold spraying
    采用冷喷涂方法实现了高密度聚乙烯的喷涂施工,对冷喷涂高密度聚乙烯粉末涂层研究结果表明:冷喷涂时气流温度在180～200℃为宜,200℃制备的涂层结合强度可达到10.18MPa,0.5mm的高密度聚乙烯涂层经电火花检漏仪检测合格,但用蓝点法检查,仍有1个/cm2微孔.200℃冷喷涂制备的高密度聚乙烯涂层在40～60℃,氯化钠和硫化钠的体积分数均为3%的混合溶液中,腐蚀速率小于11mg/m2h.
    채용랭분도방법실현료고밀도취을희적분도시공,대랭분도고밀도취을희분말도층연구결과표명:랭분도시기류온도재180～200℃위의,200℃제비적도층결합강도가체도10.18MPa,0.5mm적고밀도취을희도층경전화화검루의검측합격,단용람점법검사,잉유1개/cm2미공.200℃랭분도제비적고밀도취을희도층재40～60℃,록화납화류화납적체적분수균위3%적혼합용액중,부식속솔소우11mg/m2h.
    Spraying construction of high-density polyethylene was realized adopting cold spraying method.The research result of cold spraying temperature was the best,and coating adhesion strength can achieve coating was qualified by electric spark holiday detector inspection,but there was still one pore per cm2 by blue-point inspection method.The cold
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