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ISO 8.8 — Bolt Specifications
640 MPa yield, 800 MPa tensile, 116 ksi
ISO 8.8 (ISO 898-1) is a medium carbon, q&t hex-head structural bolt grade with tensile strength 116 ksi (800 MPa), yield strength 92.8 ksi (640 MPa), proof load 84.1 ksi. Covers 8 nominal diameters from 8 to 36 mm, with tensile capacities from 6.58 to 146.9 kips. Specified hardness: 22-32 HRC.
- 10.0Nominal Diameter: 10.0nominal diameter 10.0
- 12.0Nominal Diameter: 12.0nominal diameter 12.0
- 16.0Nominal Diameter: 16.0nominal diameter 16.0
- 20.0Nominal Diameter: 20.0nominal diameter 20.0
- 24.0Nominal Diameter: 24.0nominal diameter 24.0
- 30.0Nominal Diameter: 30.0nominal diameter 30.0
- 36.0Nominal Diameter: 36.0nominal diameter 36.0
- 8.0Nominal Diameter: 8.0nominal diameter 8.0