bitumen-coated pipe 涂沥青的管子
mill-coated pipe 制管厂已涂层的管子 ; 厂涂涂层管子
tar-coated pipe 柏油路面
zinc coated pipe 镀锌管
plastic-coated pipe 涂塑钢管
asphalt-coated pipe 沥青刷面管
plastic coated pipe 钢管涂塑
Polyethylene Coated Steel Pipe 聚乙烯涂层钢管
internally coated line pipe 有内涂层干线管
A plastic-steel coated pipe is composed if internal plastic pipe, adhesive layer, steel pipe layer, thermosol layer and plastic layer.
一种塑钢包覆管材及制造方法，由内塑料管层、粘接层、钢管层、热熔胶层和塑料包覆层所组成。
After the coating has cured, but prior to installation, the coated pipe, fittings, and specials shall be tested for holidays in accordance with Sec. 5.1.5.
涂层固化现场安装前，所有涂塑管道，管件和其他配件都要按照Sec5.1.5有检漏。
On the coating production line, it is necessary to maintain the cleanness of the pipe, avoid pipe from overbending and assure a good cooling temperature of coated pipe.
实际生产过程中应保证钢管的清洁度、钢管弯度不宜过大、保证防腐管冷却温度等。
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