S-90447A145 M18 x 130 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 load-bearing capacity with Class 10.9 strength rating and 150,000 psi tensile strength for reliable performance in demanding applications
- Superior durability and wear resistance thanks to Rockwell C32 hardness and high-quality steel construction
- Optimized thread engagement with Class 6g thread fit ensuring precise mating with nuts and threaded components
- Enhanced installation efficiency through external hex drive design providing secure tool engagement and torque transmission
- Versatile partial threading allowing for both clamping force and smooth shank alignment in assembly applications
- Industry-standard compatibility with DIN 931 specification ensuring interchangeability and reliable performance
- Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe use in regulated industries
Professional Applications & Engineering Value
This M18 hex head screw delivers critical engineering advantages for heavy-duty industrial applications where failure is not an option. The Class 10.9 steel construction provides exceptional resistance to vibration loosening and fatigue, while the 2.5mm coarse thread pitch ensures rapid installation and superior clamping force in structural assemblies, machinery frames, and equipment manufacturing. The partially threaded design combines the benefits of a smooth shank for precise alignment with threaded sections for secure fastening. Meeting DIN 931 standards, these metric bolts offer reliable performance in construction, automotive, and industrial machinery where high tensile strength and dimensional accuracy are paramount for operational safety and longevity.
Specification Summary & Compliance
This fastener features Class 6g thread fit tolerance ensuring precise dimensional accuracy per metric standards. Manufactured to DIN 931 specifications with right-hand coarse threading (M18 x 2.5mm) and partial threading over 37mm minimum thread length. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, providing assurance for use in regulated industries and international markets.
