Precision,tube,pipeline,corros technology Precision tube pipeline corrosion detection
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1, coating, inspection and acceptance:(1) surface coating construction and after construction, deal with protection coating of the workpiece, prevent the flying dust and other sundry.(2) the coating processing after the check, it should be the coating color is consistent, clear bright colour and lustre, wrinkled skin, no blister, sagging, painted the defects such as leakage.(3) of determining the thickness of coating film, the film thickness is measured by touch point paint film thickness gauge, thickness of paint film thickness gauge measurement commonly 3 point, take the average.2, quality testing1) quality inspection according to the regulations of design with the method of sampling inspection.(2) with visual by check. Cover surface should be smooth, smooth, no bubbles, wrinkles, convex tumor and pressure.Hunan great steel pipe co.,ltd have much steel inventory in our warehouse, if you have any requirement,pls contact us.