Introduction to the basics of steel materials and heat treatment! Our company helps solve problems with a wide range of approaches.
The technical information site "Screw Fastening Technology Navi," which contributes to solving issues related to screw fastening that our company operates, introduces steel materials. As the basics of steel materials, it covers topics such as "the difference between steel and non-ferrous metals," "what carbon steel is," and "manufacturing methods," using diagrams and tables. Please take a look through the related links. 【Content Included】 ■ Basics of Steel Materials - Difference between Steel and Non-Ferrous Metals - What is Carbon Steel - Manufacturing Methods ■ About Heat Treatment - Basic Heat Treatment - Structural Changes Due to Heat Treatment ■ Major Steel Materials *For more details, please feel free to contact us.
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Download All Catalogs![Lock Parts "HLS [Hard Rock Set Screw] (R) Catalog"](https://image.mono.ipros.com/public/catalog/image/01/543/445119/IPROS79111561619361849476.jpeg?w=120&h=170)
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Hard Rock Industries is a company that develops, produces, and sells "locking nuts," and it was established in 1974. Our Hard Rock Nuts were created from the strong desire of our founder and technical president, Katsuhiko Wakabayashi, to eliminate accidents caused by loosening screws and to create a safe and secure society. We are still advancing the development and improvement of new anti-loosening products. Our products are used in critical safety locations and areas where maintenance and inspection are challenging. <Main Clients> Railway market (vehicles, tracks, overhead lines, etc.), bridges and highways, transmission towers, construction and civil engineering, plant equipment, industrial machinery, etc.
![[Technical Information] On the Principle of Loosening: Advanced Edition](https://image.mono.ipros.com/public/product/image/9a0/2000560038/IPROS96184672065473900573.jpeg?w=280&h=280)
![[Technical Information] About the Principle of Loosening: Basic Edition](https://image.mono.ipros.com/public/product/image/4d2/2000560043/IPROS54724764275627571407.png?w=280&h=280)
![[Technical Information] Principle of Inclined Plane (in the case of a screw)](https://image.mono.ipros.com/public/product/image/229/2000562767/IPROS88952525681500851930.png?w=280&h=280)
![[Technical Information] Regarding "Mechanical Properties"](https://image.mono.ipros.com/public/product/image/cac/2000562780/IPROS89786285170354350729.png?w=280&h=280)
