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Square Neck Round Head Bolt M3 - M72 With Plain / Black / Zinc Plated Surface

Round Head Bolt
June 18, 2025
Category Connection: Round Head Bolt
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Tags:
#round head nut bolt #round head square neck bolt #round head carriage bolt
Brief: Discover the high-quality Square Neck Round Head Bolt M3 - M72, available in Plain, Black, or Zinc Plated surfaces. Ideal for various industries including auto, construction, and aerospace, these bolts offer durability and precision. Learn about their features, applications, and advantages in this detailed overview.
Related Product Features:
  • Available in sizes M3 to M72 with Plain, Black, or Zinc Plated surfaces for versatile use.
  • Made from carbon steel or stainless steel, ensuring strength and corrosion resistance.
  • Complies with multiple standards including ANSI/ASME, JIS, EN, DIN, BS, and GB.
  • Offers various grades like SAE J429 Gr.2, 5,8 and ASTM A307Gr.A for different strength requirements.
  • Thread options include UNC, UNF, and BSW for compatibility with diverse applications.
  • Multiple finishes available such as Plain, Zinc Plated, Black, HDPE, and Fluorocarbon Coating.
  • Suitable for structural steel, metal buildings, oil & gas, wind energy, and mechanical machines.
  • Customizable sizes and finishes to meet specific project needs.
Faqs:
  • What industries are these Square Neck Round Head Bolts suitable for?
    These bolts are ideal for machines, auto industry, roads, bridges, tunnels, urban railway systems, high-speed railways, watercrafts, thermal power, wind power, nuclear power, petrochemical, aerospace, and steel roof constructions.
  • What materials are used in these bolts?
    The bolts are made from high-quality carbon steel or stainless steel, offering durability and resistance to corrosion.
  • Do you accept small order quantities?
    Yes, we accept small order quantities before formal cooperation to meet your initial requirements and ensure satisfaction.
  • What standards do these bolts comply with?
    These bolts comply with various international standards including ANSI/ASME, JIS, EN, DIN, BS, GB, SH, HG, IFI, and ISO.
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