S-91310A425 M30 x 70 mm ISO 4017, DIN 933 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 150,000 psi tensile strength for reliable performance in high-stress applications
- Superior wear resistance due to Rockwell C32 hardness, ensuring extended service life in demanding environments
- Precise thread engagement with Class 6g tolerance providing consistent fit and vibration resistance
- Full-threaded design offers maximum grip length and uniform stress distribution along the entire fastener
- Heavy-duty construction using metric coarse threading (3.5mm pitch) for faster installation and reduced cross-threading risk
- Standard-compliant reliability meeting ISO 4017 DIN 933 specifications for guaranteed interchangeability
- Environmental compliance with RoHS 3 and REACH regulations for safe use across regulated industries
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these M30 hex head screws deliver critical performance where structural integrity is paramount. The Class 10.9 steel construction provides exceptional resistance to dynamic loads and fatigue, making them ideal for machinery assembly, structural steel connections, and equipment manufacturing. The fully threaded design ensures maximum clamping force distribution, while the external hex drive facilitates high-torque installation with standard tools. With coarse metric threading and Class 6g thread fit, these fasteners prevent loosening under vibration and enable quick assembly in construction, automotive, and industrial maintenance applications where reliability cannot be compromised.
Specification Summary & Compliance
This M30x3.5x70mm hex head screw features Class 6g thread tolerance per metric standards with fully threaded configuration. Manufactured to ISO 4017 DIN 933 specifications, it maintains dimensional accuracy and mechanical properties required for industrial use. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe handling and environmental responsibility. The Class 10.9 strength grade guarantees consistent performance meeting international engineering standards for heavy-duty fastening applications.
