DIN 931 8,8 Delta Hexagonal head bolt with partial thread

Overview

The DIN 931 bolt features a hexagonal head and partial metric thread, making it easy to install and remove. The unthreaded portion of the shank reduces friction and simplifies installation, making it ideal for use in mechanisms that require stable support. Strength class 8.8 guarantees high reliability and durability in operation, although other options are available, such as 10.9. Bolt diameters range from M6 to M36 and above, in accordance with metric thread standards.

Technical specifications

Technical specifications for DIN 931 hexagon head bolts with partial thread:

• Nominal diameters: M1.6 – M39 mm.
• Thread pitch: standard metric, e.g. M3-0.5; M4-0.7; M5-0.8; M6-1.0; M8-1.25; M10-1.5; M12-1.75 and others.
• Thread length: for bolts with a length of L ≤ 125 mm – approximately 16-30 mm, for L between 125-200 mm and above – in accordance with the standard.
• Strength class: 8.8, 10.9, 12.9 for steel bolts
• Surface coating: options without coating (plain steel), zinc coating

DIN 931 bolts are designed for use in applications where high strength and reliability of connections are required. They are ideal for applications in construction, mechanical engineering and other industries where mechanical properties are important. Partial threading provides better fixation in materials, reducing the risk of loosening the connection.

Analogues

DIN 931 8.8 Delta is a hexagon head bolt with partial thread, widely used in construction and industry due to its high mechanical properties. Strength class 8.8 indicates its ability to withstand significant loads, making it an ideal choice for connecting structures that are subject to dynamic and static loads.

Main characteristics of DIN 931 8.8 Delta:

• The hexagonal head ensures ease of use and easy installation.
• Partial threading allows for high fixation in materials, reducing the risk of loosening.
• Made of steel that meets the requirements of strength class 8.8, this bolt has significant resistance to wear and corrosion.

Analogues for DIN 931:

• GOST 7798-70 – equivalent with the same head type and partial metric thread.
• GOST 7805-70 – complies with DIN 931 / ISO 4014.
• ISO 4014 – an international standard that is fully equivalent to DIN 931 in terms of shape, thread and dimensions.
• DIN 601 – another standard describing bolts with partial thread, similar to DIN 931.

Choosing DIN 931 8.8 Delta guarantees reliability and durability, making it popular among specialists in various fields.

Areas of application

The DIN 931 8.8 Delta bolt with a hexagonal head and partial thread is a reliable fastener widely used in various industries.

The areas of application for this bolt include:

• In construction – for connecting structures where reliability of the connection and the possibility of using partial threading for optimal engagement with the material are important. Diameters range from M12 to M30, lengths from 50 to 300 mm.
• In mechanical engineering – ideal for fastening parts in mechanisms subject to vibration loads, as well as for mounting various components.
• In harsh operating conditions, thanks to their strength class of 8.8, these bolts provide high resistance to mechanical loads, making them suitable for use in environments with an increased risk of corrosion, particularly in structures exposed to external influences.

This bolt is the optimal choice for those looking for a combination of strength and functionality in their projects.

Questions and Answers

Is it profitable to buy

The DIN 931 hexagon head bolt with partial thread is the ideal choice for those looking for high strength and reliability in their designs. This bolt is manufactured in a range of diameters from M6 to M30 and lengths up to 200 mm, making it a versatile solution for many applications. Its strength class of 10.9 ensures that it can withstand significant loads, making it suitable for use in industry, construction and the automotive sector. Thanks to its partial thread, the bolt provides a secure connection in cases where the risk of loosening the connection needs to be reduced.

Where it is used

The DIN 931 hexagon head bolt with partial thread is an important element for ensuring a secure connection in various industries. This type of bolt, made of Delta 10.9 strength grade material, is ideal for use in high-load conditions. It is widely used in construction for connecting metal structures, as well as in mechanical engineering for creating strong joints. Standard diameters range from M8 to M30, with lengths up to 200 mm, making it a versatile solution for many projects. Due to its increased strength, DIN 931 ensures stability and durability of structures, making it an ideal choice for industrial applications.