S-91180A922 M20 x 30 mm ISO 8676, DIN 961 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Exceptional corrosion resistance with zinc plating, extending service life in harsh industrial environments
- High tensile strength of 110,000 psi from Class 8.8 steel construction, ensuring reliable performance under heavy loads
- Precision Class 6h thread fit for smooth installation and secure fastening in critical assemblies
- Extra fine 1.5mm pitch threading provides superior vibration resistance and finer adjustment capabilities
- Full threading along the 30mm length enables maximum grip and uniform stress distribution
- External hex drive design allows for high-torque application with standard tools, reducing installation time
- Rockwell C21 hardness maintains structural integrity and prevents deformation during repeated use
Professional Applications & Engineering Value
These M20 hex head screws with extra fine metric threading are engineered to solve critical fastening challenges in heavy machinery, structural steelwork, and precision equipment assembly. The Class 8.8 steel construction combined with zinc plating delivers exceptional durability against environmental factors while maintaining consistent performance under dynamic loads. The 1.5mm pitch right-hand thread configuration provides enhanced resistance to loosening from vibration, making these fully threaded screws ideal for applications requiring precise clamping force and long-term reliability. Their external hex drive design ensures compatibility with standard industrial tools, streamlining maintenance and installation processes in manufacturing and construction environments.
Specification Summary & Compliance
This M20x1.5x30mm hex head screw features precision Class 6h thread fit according to ISO metric standards with extra fine thread spacing. Manufactured to meet ISO 8676 DIN 961 specifications for dimensional accuracy and performance requirements. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications while maintaining 110,000 psi tensile strength and Rockwell C21 hardness specifications.
