Whether the manufacturer of grooved pipe fittings or the manufacturer of grooved pipe fittings, they always find some quality problems inadvertently. Do you know the causes and links of these quality problems? The following is a summary of several problems that often occur in grooved pipe fittings:

First: raw materials, if there is a quality problem in this aspect, no matter how good the later work is, grooved pipe fittings will not help.

Second: the quality problem of grooved pipe fittings in the casting process, the process is a very rigorous aspect, can not have defects.

Third: in the aspect of inspection and pressure in the later stage of finished products, sampling inspection is not allowed, but the inspection of each product.