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2021 Beijing International Wind Energy ExhibitionWe sincerely invite you to visitBeijing International Wind Energy Exhibition&nbs......
2021-10-27
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Production License of Special Equipment People's republic of ChinaOn October 23, 2021, there was good news from the State Administration of Market......
2021-10-17
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Wind power big size hex bolts CE EN 14399-4 M48*210 10.9 HV bolt tornilloWe are CE certified manufacturer producing high strength bolt assembly. EN......
2021-10-10
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Wind Turbine Blade stud bolt assembly - Anyang LongtengBlade bolts are one of other fasteners and connectors. Dedicated to the transmis......
2021-10-06
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Class 12.9 bolts StrengthAccording to ISO 898-1, Mechanical pr physical property for class 12.9 is as bel......
2021-09-29
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Why do bolts have 4.8/8.8/10.9/12.9 grades?Take the 10.9 level as an example: 10 represents the nominal tensile strength (1......
2021-09-29
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20# Steel seamless pipes - Anyang Longteng Heat Treatment Material Co.,LtdGrade 20# steelThe 20# steel refers to a carbon content of 0.2%, which is a low-......
2021-09-25
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The Standing Committee of the Municipal People's Congress inspected Anyang LongtengOn August 24, the Standing Committee of the Municipal People's Congress orga......
2021-09-15
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Announcement on our company's greenhouse gas emissions in 2020According to the "Notice of the National Development and Reform Commission ......
2021-09-05
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Tensile test for high strength stud bolt - Anyang LongtengAnyang Longteng Heat Treatment Co.,Ltd are professional high duty steel anchor b......
2021-08-31
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