joint coating project 接头涂覆工程
PIPELINE FIELD JOINT COATING AND 管道现场联合涂层和 ; 管道领域的联合涂料和
joint coating send 接头涂覆工程
joint coating machine 内补口小车
joint primer coating 补口底漆
This article has introducd the composition, system performance of polyethylene tap and three structure polyolefine and the selection rule of joint coating material.
介绍了三层结构聚烯烃(三层PE)外防腐涂层的组成结构、防腐层系统性能及补口材料的选用原则。
参考来源 - 埋地钢质管道外防腐方法及综合评价研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The machine has the video camera observing function, the effective rust removing and the welding internal joint coating.
该补口机具有摄像观察功能、高效除锈功能和焊口内涂层补口功能。
Field joint coating shall be performed only when the surfaces to be coated are clean and dry, and in the absence of airborne contamination that can affect the quality of the joint coating.
只有当将要涂敷的表面清洁，干燥且无空气污染时，才可以进行补口涂敷，这些因素都可能影响补口涂层的质量。
With joint protections of coating and cathode, the buried steel pipeline will still be corroded and penetraded on some pipe surfaces.
埋地钢质管道在防腐层、阴极防腐的共同保护下，钢管的某些区域仍会被腐蚀穿孔。
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