Large diameter grooved pipe fittings

How to ensure the quality of large-diameter grooved pipe fittings is usually handled by our own methods. Today, we will teach you some methods for you to use.
The quality of the large-diameter grooved pipe fittings produced by our company is guaranteed, so what knowledge do I need to know when purchasing large-diameter grooved pipe fittings? Let me introduce to you: There are many manufacturers of large-diameter grooved pipe fittings on the market. When selecting large-diameter grooved pipe fittings, attention must be paid to the quality of large-diameter grooved pipe fittings. The easy way is to use visual inspection. First of all, check whether there is serious corrosion on the surface of the pipe fittings. The degree of corrosion should not exceed 1/10 of the normal thickness, and there should be no wrinkles caused by pushing. Then check the measurement of geometric tolerances and dimensional tolerances such as parallelism, perpendicularity, and geometric dimensions of the pipe fittings. The thickness reduction of the staff in the housekeeping department should be calculated in advance, and the finished products should be tested one by one. The internal quality of the fittings is guaranteed by the quality of the materials used for the fittings