S-90447A148 M18 x 160 mm DIN 931 High-Strength Metric Class 10.9 Steel Hex Head Screws
High-Strength Metric Class 10.9 Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional tensile strength of 150,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure
- Class 10.9 strength grade provides superior load-bearing capacity for demanding industrial environments
- Rockwell C32 hardness delivers excellent wear resistance and durability for extended service life
- Partially threaded design allows for precise clamping force distribution and secure fastening in specific applications
- External hex drive with 27mm head width enables easy installation and removal with standard tools
- Metric coarse thread (M18x2.5) offers quick assembly and superior resistance to vibration loosening
- Full compliance with DIN 931 standards guarantees dimensional accuracy and interchangeability
Professional Applications & Engineering Value
These M18 hex head screws with Class 10.9 strength rating are engineered to solve critical fastening challenges in heavy machinery, structural steelwork, and industrial equipment assembly. The partially threaded configuration provides optimal stress distribution where full threading isn't required, while the metric coarse thread with 2.5mm pitch ensures rapid installation and superior vibration resistance. The steel construction with Rockwell C32 hardness withstands extreme operational conditions, making these DIN 931 compliant fasteners ideal for applications demanding both mechanical strength and dimensional precision. The external hex drive design facilitates efficient installation in confined spaces common in industrial settings.
Specification Summary & Compliance
This metric hex head screw features M18x2.5 coarse threading with Class 6g thread fit tolerance, ensuring precise engagement and reliable performance. Manufactured to DIN 931 specifications with a 160mm length and 37mm minimum thread length, these fasteners maintain strict dimensional accuracy. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for safe and sustainable industrial components.
