DIN 931 Yellow Zinc Plated Carbon Steel Hex Head Bolt Partially Threaded Fastener

Product Description

The DIN 931 Yellow Zinc Plated Carbon Steel Hex Head Bolt Partially Threaded Fastener is a standard metric hex bolt designed for reliable fastening in machinery, construction, steel structures, equipment assembly, metal fabrication, and general industrial applications.

This bolt is manufactured from carbon steel and features a hexagonal head, partially threaded shank, and yellow zinc plated surface finish. The hex head allows easy installation with standard wrenches, sockets, or torque tools. The partially threaded design includes a smooth shank section and a threaded end, making it suitable for applications that require stable positioning and strong fastening engagement.

The yellow zinc plating provides a gold-colored protective surface that helps improve corrosion resistance and gives the bolt a recognizable industrial appearance.

Key Features

• DIN 931 standard hex head bolt
• Carbon steel material
• Yellow zinc plated surface finish
• Partially threaded design
• Hex head for easy wrench installation
• Suitable for machinery, construction, steel structure, and industrial fastening
• Designed for use with matching nuts and washers
• Clean yellow-gold metallic appearance

Product Specifications

Product Structure

Material and Surface Treatment

The bolt is made from carbon steel, a widely used material for industrial fasteners. Carbon steel provides good mechanical performance and is suitable for general fastening applications.

The surface is treated with yellow zinc plating, which forms a protective coating on the bolt surface. This finish helps reduce oxidation and provides a yellow-gold appearance.

Advantages of DIN 931 Partially Threaded Hex Bolts

Common Applications

DIN 931 yellow zinc plated carbon steel hex bolts are widely used in industrial and construction fastening projects.

DIN 931 vs DIN 933

DIN 931 and DIN 933 are both common hex head bolt standards, but their thread designs are different.

This product is ДИН 931, which means it has a partially threaded structure.

Installation Guide

Matching Fasteners

Часто задаваемые вопросы

1. What is a DIN 931 bolt?

A DIN 931 bolt is a metric hex head bolt with a partially threaded shank. It has a hexagonal head, a smooth shank section, and a threaded end.

2. What is the material of this bolt?

This bolt is made from carbon steel.

3. What is the surface treatment?

The surface treatment is yellow zinc plating.

4. Is this bolt fully threaded?

No. This is a partially threaded bolt. The body includes a smooth shank section and a threaded end.

5. What is the difference between DIN 931 and DIN 933?

DIN 931 is partially threaded. DIN 933 is fully threaded.

6. What tools are used to install this bolt?

It can be installed with a wrench, socket, or torque tool that matches the hex head size.

7. Can this bolt be used with nuts and washers?

Yes. This bolt is commonly used with matching metric nuts and washers.

8. Where is this bolt commonly used?

It is used in machinery, construction, steel structures, equipment assembly, metal fabrication, and general industrial fastening.