Paulin Metric Finished Hex Nuts Zinc-Red Class 8
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Metric fasteners, similar to inch fasteners in type and application, are measured in millimeters and often confused with inch types. Ensure to distinguish between inch and metric when replacing fasteners. Metric ones feature distinct markings, grades, and available ISO thread types - Coarse, Fine, and Extra-Fine. Always match replacements exactly. Class 8 zinc-plated fasteners are corrosion-resistant, suited for indoor and industrial use, made from medium carbon steel, and comparable in strength to SAE Grade 5.
- The zinc coating serves as a protective barrier against corrosion resistance.
- Made from medium carbon steel. Higher tensile strength than grade 2 nuts.
- ISO fine thread. DIN 934 = ISO 4032
- Class 8 is similar to SAE Grade 5.
- Commonly used in construction, machinery, automotive applications
- Minimum tensile strength of 118,000 psi.
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