High-Tensile Steel Hex Bolt Grade 12.9, Size M24 Pitch 3.0, Full Thread with Class 10 Nut, Pack 1 Set(copy)(copy)(copy)

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฿141 - ฿187

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Short Description

Black Hex Head Bolt Grade 12.9, M24-3.0, Length 50 - 100 mm.

Product description
Product Specification: Black Hex Bolt & Nut Set Class 10.9 (Size M24-3.0)

1. Thread Specification
  • Thread Diameter: M24 (24 mm nominal diameter)
  • Thread Pitch: 3.0 mm (Metric Coarse Thread)
  • Thread Direction: Right-Hand Thread
2. Dimensions & Standards (DIN 933 / DIN 934)
  • Bolt Head Height (k): 15 mm
  • Nut Height (m): 19 mm
  • Wrench Size / Width Across Flats (s): 36 mm (fits both bolt head and nut)
  • Bolt Type: Hexagon Head, Fully Threaded (DIN 933)
3. Mechanical & Material Properties
  • Bolt Property Class: Class 10.9 (Quenched & Tempered Alloy Steel)
  • Tensile Strength: 1,040 N/mm² (MPa)
  • Yield Strength: 940 N/mm² (MPa)
  • Nut Property Class: Class 10 (Designed to match Class 10.9 bolts to ensure high proof load performance and prevent thread stripping)
  • Surface Finish: Black Oxide finish with a light anti-rust oil coating for indoor storage and rust prevention
4. Suitable Applications
  • Heavy Steel Structures & Foundations: Ideal for building frameworks, steel bridges, heavy machinery bases, and high-vibration structural joints.
  • Specialized Heavy Machinery: Suitable for heavy industrial equipment such as hydraulic presses, mining machinery, and heavy construction equipment.
  • Heavy-Duty Automotive: Perfect for critical safety points including engine mounts, heavy-truck/trailer suspensions, axles, and earthmoving machinery.
  • Molds & Energy Sector: Used in large injection mold/die assemblies, as well as high-pressure piping systems in power plants and petrochemical facilities.
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