S-91180A544 M8 x 45 mm ISO 8765, DIN 960 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 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
- Superior corrosion resistance with zinc plating that protects against rust and extends service life in harsh industrial environments
- High-strength Class 8.8 steel construction delivers 110,000 psi tensile strength for reliable, heavy-duty fastening applications
- Precision M8x1 mm fine threading with Class 6h fit ensures secure engagement and vibration resistance in critical assemblies
- Partially threaded design provides optimal clamping force distribution and prevents joint loosening under dynamic loads
- External hex drive and standard hex head enable easy installation with common tools while maintaining high torque capability
- Full compliance with ISO 8765 and DIN 960 standards guarantees dimensional accuracy and international quality assurance
- Rockwell C21 hardness rating maintains thread integrity and prevents stripping during repeated installation cycles
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these M8 hex head screws combine Class 8.8 high-strength steel with zinc plating to solve critical fastening challenges. The metric fine threading (M8x1 mm) with Class 6h thread fit provides superior vibration resistance in machinery, automotive assemblies, and structural frameworks where precise tolerance control is essential. The partially threaded design concentrates clamping force exactly where needed, preventing stress concentration while the external hex drive accommodates high-torque installation tools. These ISO 8765 compliant fasteners deliver consistent performance in manufacturing equipment, conveyor systems, and heavy-duty enclosures where reliability and corrosion protection are paramount.
Specification Summary & Compliance
This 45mm length hex head screw features precision Class 6h thread fit with M8x1 mm fine metric threading and right-hand thread direction. Manufactured to ISO 8765 and DIN 960 specifications with Rockwell C21 hardness and 110,000 psi tensile strength. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for industrial use.
