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How to distinguish between high-strength nuts and ordinary nuts

Many users can not tell the difference between high strength nuts and ordinary nuts. In fact, it is very easy to distinguish them simply by knowing their standards and other characteristics. The so-called high-strength nuts are special bolts with high strength and high fatigue resistance used in special equipment or projects. Of course, the general high-strength nuts are used with high-strength bolts to achieve better results.

2024-03-14

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Stainless steel screw enterprises to play a good brand war

The growth trend of stainless steel screw industry is becoming more and more obvious. Stainless steel screw companies have a high brand upgrade mark. This phenomenon is a good thing, but also an important manifestation of the industry's high degree of sublimation. But for stainless steel screw enterprises, what is the brand? A brand is a proud publicity map, or a good image of a shop, or a beautiful logo, a beautiful graphic advertising

2024-03-14

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Japanese manufacturing companies rely on China or increase

According to Nikkei china.com, Chinese demand is supporting the performance of Japanese companies. According to the forecast released by Japan's factory automation equipment and robot integrated manufacturer on fanaco4 27, the consolidated operating profit in fiscal year 2017 (up to March 2018) will increase by 1% year-on-year, and the performance of China's industrial robot business will be boosted. In addition, the expansion of public investment in China has also made up for the juniper of construction machinery manufacturers. Although Komatsu's operating profit (US accounting standards) for fiscal year 2017 is expected to fall by 10% year-on-year, if expenses incurred by US mergers and acquisitions are excluded, profits actually increased by 12%. Under the background of increasing uncertainty of US demand, the situation of relying on China will be strengthened.

2024-03-14

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$Basic understanding of ductile fracture and brittle fracture$

Basic understanding of ductile fracture and brittle fracture

At the microscopic level, ductile fracture is characterized by a dimple structure (Fig.). 1a): The micropores caused by inclusions or coarse precipitates are enlarged, and the material between them is necked and sheared during further production. The depth of these depressions can be considered a measure of the ductility of the metal.

2024-03-14

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Fasteners in the repair process will encounter what problems

Although the fastener is a small part, it is an indispensable part of mechanical equipment and plays a very important role. Therefore, when we use fasteners, we need to carry out regular maintenance, so as to ensure that the use of fasteners is safer, extend the service life of fasteners, and improve the performance of mechanical equipment.

2024-03-14

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