Bolt DIN 933 M12x50 12,9 zinc shawl

Overview

DIN 933 12.9 zinc Hexagon head bolt with full thread is a reliable fastener with a hexagonal head and a thread that covers the entire length of the shaft. It is made of special carbon steel with a high strength class of 12.9, which provides excellent resistance to mechanical stress. This bolt is often zinc-coated to increase corrosion resistance, making it an ideal choice for use in aggressive environments. Thanks to its characteristics, DIN 933 12.9 zinc is the optimal solution for projects where high strength and reliability of connections are required.

Technical specifications

Technical specifications of DIN 933 12.9 hexagon head fully threaded bolts:

• Standard: DIN 933, equivalent to ISO 4017
• Material: alloy or carbon steel, stainless steel or brass options also available
• Strength class: 12.9, providing high load resistance
• Diameters: M6, M8, M10, M12, M14, and others
• Lengths: standard lengths vary from ≈ 10 mm to ≈ 150 mm, depending on the diameter
• Thread pitch: metric thread, standard pitches - 1; 1.25; 1.5; 1.75 mm for diameters M6–M12 and larger in accordance with the standard
• Coating: zinc, regular or hot-dip galvanized, yellow zinc, uncoated, brass/stainless steel - depending on operating conditions.

Analogues

Equivalents of DIN 933 12.9 zinc:

• ISO 4017 - a completely equivalent standard with a hexagonal head and full metric thread that corresponds to the characteristics of DIN 933 12.9.
• GOST 7798-70 - Ukrainian/standard, which is equivalent to DIN 933 12.9 and ISO 4017, with similar technical data.
• GOST 7805-70 - another analogue from GOST, which has similar parameters in terms of wrench size, diameter and thread pitch, with minor differences.
• DIN 558 - also considered an analogue of DIN 933 12.9 and ISO 4017; has different accuracy classes, but in most cases can be used as an interchangeable element in many areas.
• Analogues are GOST 7805 (with full thread), GOST 7798 and DIN 931 (with partial thread), ISO 4017, PN 82105.

Areas of application 

The DIN 933 12.9 zinc-coated bolt is characterized by high strength and reliability, making it an ideal choice for industrial and construction applications. This type of bolt is used to connect various metal structures, including frames, supports, and other elements that are subject to significant loads. In the automotive industry, it is used to securely fasten subframes and other important components. The DIN 933 12.9 bolt has also found its place in the energy sector and electrical engineering, where it is used to assemble various equipment and structures. Thanks to its full thread, this bolt allows for easy adjustment of the connection, which is important in cases where it is necessary to change the length or provide additional sealing.

Questions and Answers

Is it profitable to buy?

Purchasing a DIN 933 12.9 hexagon head fully threaded bolt is an excellent choice when high strength and reliability are required. In our range, you will find bolts with a strength class of 12.9, which provide maximum endurance under load. Various diameters from M2 to M72 are available, as well as coatings such as zinc, which protects against corrosion. This allows you to choose the most suitable option for your project.

Where it is used

DIN 933 12.9 zinc bolt with hexagonal head and full thread is used in: construction industry - for assembling metal structures, frames, and mounting units; mechanical engineering - in the production of housings, brackets, and connections; in industrial enterprises - for fastening equipment, supports and in combination with washers and nuts.