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BOLTS

BOLTS. BOLT GRADES. Grade determined by number of markings + 2. Low Carbon Steel. Medium Carbon Steel (hardened and tempered). Medium or High Carbon Alloy Steel (tempered and hardened). Applied Forces. Shear: P erpendicular to the axis. Tension: Parallel to the axis. Components.

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BOLTS

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  1. BOLTS

  2. BOLT GRADES • Grade determined by number of markings + 2 Low Carbon Steel Medium Carbon Steel (hardened and tempered) Medium or High Carbon Alloy Steel (tempered and hardened)

  3. Applied Forces Shear: Perpendicular to the axis Tension: Parallel to the axis

  4. Components Length Nominal Diameter Wrench Size Root Diameter Grip Length Thread Length

  5. ASPECTS Shank Runout Thread Head

  6. Thread Geometry

  7. Thread Parts

  8. NAMING • Metric • Nominal Diameter – Pitch x Length • Example: 7 - 1.0 x 50 • In millimeters • SAE (Society of Auto Engineers) • Nominal Diameter – Threads per inch x Length • Example: ½ - 13 x 2 • In inches

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