Flange Bolt – DIN Standard

Flange bolts are hexagonal bolts with an integrated washer-like flange to distribute pressure and provide a more secure fastening.

Standard:
DIN 6921 (Hex Flange Bolt)

Material Options:

  • Carbon Steel
  • Stainless Steel (A2-70, A4-80)
  • Alloy Steel
  • Brass (for non-corrosive applications)

Thread Type:

  • Metric Thread (Coarse/Fine)
  • UNC/UNF Thread (For Imperial Standards)

Coating Options:

  • Zinc Plated (for corrosion resistance)
  • Black Oxide
  • Hot-Dip Galvanized
  • Electroplated

Head Type:

  • Hexagonal Head with Integrated Flange
  • Serrated Flange (Optional for anti-loosening properties)

Size Range:

  • Diameter (M5 – M24)
  • Length (10mm – 150mm)
  • Thread Pitch (Depending on DIN standard & size)

Strength Grade:

  • Carbon Steel:8, 10.9, 12.9
  • Stainless Steel: A2, A4 (AISI 304, AISI 316)

Application:

  • Automotive & Machinery
  • Structural Engineering
  • Heavy Equipment Fastening
  • Flange Connections in Pipelines

Product Enquiry

For more details, please contact Royal Brass Products for pricing, bulk orders, and custom requirements. Royal Brass Products ensures top-notch service and unparalleled product quality.