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How bolts are divided into strength grades
How bolts are divided into strength grades: The performance grades of steel structure connecting bolts are divided into more than 10 grades, such as 3.6, 4.0, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9. A specific meaning of a bolt grade is, for example, a bolt of grade 4.8 rep...Read more -
China foreign trade import and export in the first eight months increased by 10.1% year-on-year
According to data released by the General Administration of Customs on the 7th, in the first eight months of this year, the total import and export value of my country's trade in goods was 27.3 trillion yuan, a year-on-year increase of 10.1%. Specifically, my country's e...Read more -
Fastener market demand continues to increase, industrial clustering is one of the mainstream trends in its development
China is the largest producer of fasteners in the world. In recent years, the output of domestic fasteners has shown a fluctuating growth trend. The report shows that the output of metal fasteners in my country will increase from 6.785 million tons in 2017 to 7.931 milli...Read more