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DIN939 Thick Rod Double Head Bolt

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DIN939 Automotive Thick Rod Double Head Bolt, engineered for robust performance in demanding industrial applications. Compliant with DIN939 standards and featuring a b1 dimension of 1.25 times the bolt diameter (d), this bolt exemplifies durability and precision engineering. Its double-headed design ensures ease of installation and removal, making it ideal for environments requiring frequent maintenance or adjustments. Crafted from high-quality materials, each bolt guarantees reliable strength and corrosion resistance, meeting the stringent requirements of modern construction and manufacturing sectors. The DIN939 Thick Rod Double Head Bolt stands as a testament to quality craftsmanship and functional design, offering a dependable solution for critical fastening needs.

Accelerating Assembly and Disassembly:

The symmetrical double-headed design inherently facilitates faster assembly. Unlike single-headed bolts that require precise orientation for wrench engagement, the DIN939 design offers greater flexibility during installation. Similarly, removal is expedited as a secure grip can be established from either side, reducing the time and effort required for maintenance or component replacement. This ease of use translates directly into tangible time and cost savings for your operations.

Key Advantages for Your Applications, Focusing on Ease of Use:

  • Simplified Installation: The double-headed design offers intuitive grip points, reducing installation complexity and time.
  • Effortless Removal: Provides accessible grip from both ends, streamlining maintenance and adjustments.
  • Reduced Downtime: Faster assembly and disassembly contribute to minimized operational interruptions.
  • Minimized Tooling Requirements: The design reduces reliance on specialized tools for installation and removal in many scenarios.
  • Enhanced Accessibility: The double heads provide more options for tool engagement, even in restricted areas.
  • Improved Technician Efficiency: User-friendly design allows technicians to work more quickly and effectively.
  • Consistent and Reliable Operation: While designed for ease of use, the robust construction ensures consistent and reliable fastening performance.

Ideal for Applications Where Ease of Use is Critical:

  • Machinery requiring frequent adjustments and maintenance
  • Assembly lines where speed and efficiency are paramount
  • Construction projects demanding rapid component installation
  • Industrial settings with limited access for tooling
  • Applications involving modular design and quick component swapping
  • Equipment requiring periodic inspection and part replacement



Product Name Standard Material Diameter Length
Thick Double Head Bolt DIN 939 C45 Carbon Steel 6 mm 50 mm
Thick Double Head Bolt DIN 939 C45 Carbon Steel 8 mm 80 mm
Thick Double Head Bolt DIN 939 C45 Carbon Steel 10 mm 100 mm
Thick Double Head Bolt DIN 939 C45 Carbon Steel 12 mm 120 mm
Thick Double Head Bolt DIN 939 C45 Carbon Steel 16 mm 150 mm
Thick Double Head Bolt DIN 939 C45 Carbon Steel 20 mm 200 mm
Thick Double Head Bolt GB/T 901 Stainless Steel A2-70 6 mm 50 mm
Thick Double Head Bolt GB/T 901 Stainless Steel A2-70 8 mm 80 mm
Thick Double Head Bolt GB/T 901 Stainless Steel A2-70 10 mm 100 mm
Thick Double Head Bolt GB/T 901 Stainless Steel A2-70 12 mm 120 mm
Thick Double Head Bolt ANSI B18.2.1 ASTM A193 B7 Alloy Steel 1/4" 2"
Thick Double Head Bolt ANSI B18.2.1 ASTM A193 B7 Alloy Steel 5/16" 2.5"
Thick Double Head Bolt ANSI B18.2.1 ASTM A193 B7 Alloy Steel 3/8" 3"
Thick Double Head Bolt ANSI B18.2.1 ASTM A193 B7 Alloy Steel 1/2" 4"
Thick Double Head Bolt ASME B18.2.1 SAE J429 Grade 5 1/2" 6"
Thick Double Head Bolt ASME B18.2.1 SAE J429 Grade 5 5/8" 8"
Thick Double Head Bolt ASME B18.2.1 SAE J429 Grade 5 3/4" 10"
Thick Double Head Bolt JIS B1176 SCM435 Chromium-Molybdenum 10 mm 100 mm
Thick Double Head Bolt JIS B1176 SCM435 Chromium-Molybdenum 12 mm 120 mm
Thick Double Head Bolt JIS B1176 SCM435 Chromium-Molybdenum 16 mm 150 mm
Thick Double Head Bolt ISO 4032 8.8 Grade Carbon Steel 10 mm 100 mm
Thick Double Head Bolt ISO 4032 8.8 Grade Carbon Steel 12 mm 120 mm
Thick Double Head Bolt ISO 4032 8.8 Grade Carbon Steel 16 mm 150 mm
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About Us
Zhejiang Zhongrui Auto Parts Co., Ltd.
Zhejiang Zhongrui Auto Parts Co., Ltd.
As China Automotive DIN939 Thick Rod Double Head Bolt Suppliers and Custom DIN939 Thick Rod Double Head Bolt Factory.
Zhejiang Zhongrui Auto Parts Co., Ltd. was founded in 1986. The original unit is located in Ruian City, one of the birthplaces of Wenzhou's economic model, and is located in Tangxia, the "Auto Parts Capital of China". In 2004, in order to further expand its production scale, the company The industrial park in Jiaxing City, Zhejiang, which is located in a very advantageous location, acquired new land and built a modern production plant and office building. The company covers an area of ​​36,237 square meters, with a factory area of ​​20,000 square meters. The company's fixed assets are 130 million yuan.
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