Basic Product Information
- Product Name: DIN 933 Hexagon Head Bolts / Fully Threaded Hexagon Head Bolts
- Standard: DIN 933 (Fully Threaded Hexagon Head Bolts)
- Strength Grade: Grade 4.8, Carbon Steel
- Material: Low-carbon Steel Q235 / 1010 / 1018
- Surface Treatment: Zinc-plated (blue-white zinc / colored zinc), blackened, hot-dip galvanized
- Thread Standard: Metric coarse thread M series
- Thread Features: Full-threaded (threaded from end to end)
Product Features
DIN 933 is a fully threaded hex head bolt with threads covering the entire shank, offering a wide adjustment range and unrestricted installation positions. It is compatible with various nuts and installation thicknesses.
Grade 4.8 is a standard, entry-level grade that is cost-effective and readily available. It meets the needs of everyday light-duty fastening and is a commonly used standard fastener in engineering, construction, and hardware assembly.
The standard hex head allows for quick installation using wrenches or sockets. It offers high torque capacity and is slip-resistant, making it suitable for outdoor use, high-torque applications, and simple assembly scenarios.
Galvanization effectively enhances rust and corrosion resistance, making them suitable for indoor assembly, general outdoor use, and securing mechanical equipment.
Manufactured in strict accordance with the DIN 933 standard, these nuts feature uniform dimensions and high interchangeability, compatible with European, Chinese, and internationally standard equipment.
Applications
- Fixing steel structures, brackets, and piping
- Assembly of machinery, electrical cabinets, and agricultural machinery
- Installation of furniture, metal frames, guardrails, and doors and windows
- Automotive repair, general engineering, and connections in simple structures
- General fastening applications requiring moderate strength and quick installation
DIN 933 Grade 4.8 Common Size Chart
1) Key Dimensions (mm)
|
Thread Specifications |
Pitch P |
Flank Width S |
Head Thickness K |
Thread Length |
|
M6 |
1.0 |
10 |
4 |
Fully threaded |
|
M8 |
1.25 |
13 |
5.3 |
Fully threaded |
|
M10 |
1.5 |
17 |
6.6 |
Fully threaded |
|
M12 |
1.75 |
19 |
8 |
Fully threaded |
|
M14 |
2.0 |
22 |
9 |
Fully threaded |
|
M16 |
2.0 |
24 |
10 |
Fully threaded |
|
M20 |
2.5 |
30 |
12.5 |
Fully threaded |
|
M24 |
3.0 |
36 |
15 |
Fully threaded |
2) Common length series (mm)
12, 16, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 80, 90, 100, 110, 120, 130, 140, 150
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