socket screw manufacturers must pay attention to these!

Non-standard socket screw in today’s industrial production has a pivotal position, so the quality of non-standard screw products must be paid attention to, socket screw manufacturers in strict accordance with the corresponding standards for production acceptance.

Non-standard socket screws are customized and produced according to customers’ requirements, which belong to the evolution of national standard screws. Therefore, specific detection items should also be determined according to the national standard screw surface defect standards. socket screw manufacturers of non-standard socket screws according to the requirements of design drawings to shape size and material inspection, and crack, wrinkle and so on, and the plating is in line with the requirements of environmental protection, such as screw hardness level test, hardness, mechanical properties, torsion test will cause certain damage to the screw, but for the product quality are very particular about screw factory, the test project is must.

The socket screw manufacturers carry out mechanical screening, manual screening, and various equipment testing through eight procedures and eight layers of the quality inspection process. It pays attention to the quality of each screw, and the quality of the screw is 35% higher than that of the counterparts. The non-standard screw customization factory recognizes the Shi Shi Tong.

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