Full spectrum of industrial fastening solutions | Covering both standard and custom parts
These Stainless Steel DIN931 Hex Head Bolts (Partial Thread) are designed for precision and heavy-duty fastening in industrial, mechanical, and construction applications. Made from high-quality stainless steel, these bolts provide excellent corrosion resistance, durability, and long-lasting performance in both indoor and outdoor environments. The partial thread design allows for better shear strength and alignment in structural and mechanical assemblies. Manufactured according to DIN931 standards, these hex head bolts are ideal for automotive, machinery, marine, and general-purpose projects.
| Specification | Details |
|---|---|
| Material | Stainless Steel |
| Thread Type | Partial Thread, Metric |
| Standard | DIN931 |
| Bolt Head Type | Hexagonal |
| Surface Finish | Polished / Corrosion-Resistant |
| Sizes Available | Various Metric Sizes |
| Recommended Tools | Wrench, Socket, Torque Wrench |
| Applications | Industrial, Mechanical, Construction, Automotive, Marine |
Q1: What is a partial thread bolt?
A1: Partial thread bolts are threaded only on part of the shaft, providing better shear strength and alignment in assemblies where the unthreaded shank bears load.
Q2: What does DIN931 standard mean?
A2: DIN931 specifies hex head bolts with partial threads and precise dimensions, ensuring consistent quality and reliable performance.
Q3: Can these bolts be used with standard nuts?
A3: Yes, match the bolt thread with the corresponding metric nuts for secure fastening.
Q4: Are these suitable for outdoor or marine environments?
A4: Yes, made from stainless steel, these bolts resist corrosion, rust, and environmental exposure.
Q5: How should I install these hex head bolts?
A5: Use a wrench, socket, or torque wrench to tighten to the recommended torque. Ensure proper alignment to prevent thread damage.
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Complies with major global standards such as ISO/DIN/GB/ANSI/JIS
Standard parts + customized parts, one-stop solution for all your fastening needs
Tolerance control far exceeds industry standards, ranging from 4.8 to 12.9 grades.
Customization based on provided drawings/samples/working conditions; rapid prototyping and mass production delivery.
Trusted by global manufacturers for fastener solutions
International Organization for Standardization (ISO) standards
German Industrial Standards
Chinese National Standards
American National Standards
Japanese Industrial Standards
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