• High-strength Class 12.9 Zinc-plated Countersunk Flat Head Socket Screw compliant with DIN 7991 and ISO 10642 for flush-surface T-slot assembly
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Countersunk Head Socket Metric Coarse Zinc Class 12.9 Screws DIN 7991 / ISO 10642

Countersunk Head Socket Metric Coarse Zinc Class 12.9 Screws DIN 7991 / ISO 10642

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$5.00 AUD
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Compliance Snapshot: Countersunk Head Socket Screws

  • Dimensional Standard: DIN 7991 / ISO 10642 (The global specifications for $90° countersunk head geometry and hexagonal socket dimensions).
  • Mechanical Properties: ISO 898/1 Class 12.9 (Nominal Tensile Strength: 1200 MPa; Yield Strength:1080 MPa.
  • Material Specification: ASTM A574M (Heat-treated, high-grade alloy steel specifically formulated for high-strength socket products).
  • Metric Specification: ASME B18.3.5M (The American metric standard governing the dimensions and tolerances of flat head socket cap screws).
  • Coating Standard: ISO 4042 (Precision electro-zinc plating for consistent thread fit and corrosion resistance).
  • Quality Assurance: Tested in an ISO/IEC 17025 accredited laboratory (A2LA certified for Tensile, Proof Load, and Rockwell Hardness).
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