H9 steel bars

Key bar din 6880 - Key steel - H9 steel

H9 steel bars
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Key bars play a crucial role in numerous mechanical and industrial applications, ensuring the transmission of power and keeping parts in place. In particular, H9 steel keybars in accordance with the DIN 6880 standard are recognized for their precision and robustness.

What is a key bar?

A keyway is a rectangular-shaped metal piece inserted into corresponding grooves in two mechanical components to lock them together, thus allowing the transmission of torque and preventing relative movement between the parts.

DIN 6880 standard

The standard din 6880 specifies the dimensions, tolerances and materials of keybars. This standard ensures that key bars are compatible and interchangeable, ensuring efficient installation and operation in mechanical systems.

Characteristics of H9 steel

H9 tolerance

H9 tolerance refers to a high degree of dimensional accuracy for keybars, ensuring a perfect fit in the grooves of mechanical components. This precision is crucial for applications where reliability and safety are paramount.

Properties of H9 steel

H9 steel offers an ideal combination of hardness, wear resistance, and durability, making it a preferred choice for keybars. It is designed to withstand shear and torsional forces, providing reliable performance under the most demanding conditions.

Applications of an H9 steel keybar

Power transmission

H9 steel keybars are widely used in power transmission systems to attach shafts to hubs, gears, and pulleys, allowing for efficient torque transmission.

Industrial machinery

In industrial machines, key bars maintain the alignment and fixation of rotating components, ensuring smooth and safe operation of equipment.

Automotive and aeronautics

H9 steel keybars are essential in automotive and aircraft vehicle steering systems, engines, and transmissions, where reliability and safety are paramount.

Advantages of an H9 steel key bar

Accuracy and compatibility

H9 steel keybars offer exceptional dimensional accuracy thanks to the H9 tolerance, ensuring perfect compatibility with mechanical components that comply with DIN 6880.

Ruggedness and durability

H9 steel is extremely robust and durable, capable of withstanding high loads and difficult operating conditions, thus extending the life of the assemblies.

Wear-resistance

H9 steel bars offer excellent wear resistance, minimizing maintenance and frequent replacements, making them an economical and reliable choice for industrial applications.

How do I choose the right key bar?

Selection criteria

To choose the appropriate key bar, it is important to consider:

  • Dimensions : The dimensions must correspond to the grooves of the components to be assembled.
  • Material : The type of steel must be selected according to the loads and conditions of use.
  • Norms : Make sure that the bar complies with relevant standards like DIN 6880.

Specific considerations for H9 steel

For applications that require high precision and increased strength, H9 steel keybars are an excellent choice. Their dimensional tolerance and mechanical properties make them ideal for harsh industrial environments.

Installing H9 steel keybars

Installation steps

  1. Preparation : Make sure component grooves are clean and free of debris.
  2. Inserting the bar : Insert the keyway into the shaft groove.
  3. assembly : Slide the hub or pulley onto the shaft, aligning the groove with the keybar.

To install a keyway bar, you will need:

  • Hammer : To insert the key bar into the groove.
  • Hallmark : To align the bar correctly in the groove.
  • Caliber : To check dimensional tolerances.

Application case studies

Examples of successful use

Numerous companies in the manufacturing, automotive, and aviation industries have shared stories about the effectiveness of H9 steel keybars in their daily operations.

Business testimonials

Company testimonies show that the use of keybars that comply with DIN 6880 standards has significantly reduced downtime and maintenance costs.

Conclusión

In summary, H9 steel keybars, which comply with DIN 6880, are essential components for numerous industrial applications. Their precision, their robustness and their resistance to wear make them preferred choices for the transmission of power and the fixing of rotating components.

H9 steel bars

Key bar din 6880 - Key steel - H9 steel

C45 medium-hard steel key bars. On request we can offer you special dimensions and tolerances, special lengths, as well as all other steel grades and heat treatment.

  • DIN 6880 standard
  • H9 tolerance
  • Length 500, 1000 or 3000mm
  • Dimensions from 2x2mm to 100x50mm

SecciónTolerancia h9Tolerancia zb10Tolerancia k9
2x2h9xh9k9xk9
3x3h9xh9k9xk9
4x4h9xh9zb10xzb10k9xk9
5x3h9xh11
5x4h9xh11k9xk9
5x5h9xh9zb10xzb10k9xk9
6x3k9xk9
6x4h9xh11k9xk9
6x5h9xh11k9xk9
6x6h9xh9zb10xzb10k9xk9
7x7h9xh9zb10xzb10k9xk9
8x5h9xh11k9xk9
8x6h9xh11zb10xzb10k9xk9
8x7h9xh11zb10xzb10k9xk9
8x8h9xh9zb10xzb10k9xk9
10x5zb10xzb10
10x6h9xh11
10x7h9xh11
10x8h9xh11zb10xh11
10x10h9xh9zb10xzb10
12x5zb10xh11
12x6h9xh11zb10xh11
12x8h9xh11zb10xh11k9xk9
12x10h9xh11zb10xzb10
12x12h9xh9zb10xzb10
13x6zb10xzb10
14x6h9xh11
14x8zb10xzb10
14x9h9xh11zb10xh11k9xk9
14x10h9xh11zb10xzb10
14x12zb10xzb10
14x14h9xh9zb10xzb10
15x15h9xh9
16x8zb10xzb10
16x10h9xh11zb10xh11
16x12zb10xzb10
16x14zb10xzb10
16x16h9xh9zb10xzb10
18x6k9xk9
18x8h9xzb10
18x10zb10xzb10
18x11h9xh11zb10xh11
18x12zb10xzb10
18x14zb10xzb10
18x16zb10xzb10
18x18zb10xzb10
20x10zb10xzb10
20x12h9xh11zb10xh11
20x14zb10xzb10
20x15zb10xzb10
20x20h9xh9zb10xzb10
22x9h9xh11
22x14h9xh11zb10xh11
22x22zb10xzb10
24x14h9xh11zb10xh11
24x16zb10xzb10
24x20zb10xzb10
24x24zb10xzb10
25x14h9xh11zb10xh11
25x22zb10xzb10
26x26k9xk9
28x16h9xh11zb10xh11
28x18zb10xzb10
28x25zb10xzb10
28x28k9xk9
30x20zb10xzb10
30x30k9xk9
32x18h9xh11zb10xh11
32x28zb10xh11
36x20h9xh11zb10xh11
40x22h9xh11zb10xh11
40x36zb10xh11
45x25h9xh11zb10xh11
45x40zb10xzb10
50x28h9xh11zb10xh11
55x30zb10xh11
56x32h9xh11zb10xh11
63x32h9xh11zb10xh11
70x36h9xh11
80x40h9xh11
90x45h9xh11
100x50h9xh11
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Key bars play a crucial role in numerous mechanical and industrial applications, ensuring the transmission of power and keeping parts in place. In particular, H9 steel keybars in accordance with the DIN 6880 standard are recognized for their precision and robustness.

What is a key bar?

A keyway is a rectangular-shaped metal piece inserted into corresponding grooves in two mechanical components to lock them together, thus allowing the transmission of torque and preventing relative movement between the parts.

DIN 6880 standard

The standard din 6880 specifies the dimensions, tolerances and materials of keybars. This standard ensures that key bars are compatible and interchangeable, ensuring efficient installation and operation in mechanical systems.

Characteristics of H9 steel

H9 tolerance

H9 tolerance refers to a high degree of dimensional accuracy for keybars, ensuring a perfect fit in the grooves of mechanical components. This precision is crucial for applications where reliability and safety are paramount.

Properties of H9 steel

H9 steel offers an ideal combination of hardness, wear resistance, and durability, making it a preferred choice for keybars. It is designed to withstand shear and torsional forces, providing reliable performance under the most demanding conditions.

Applications of an H9 steel keybar

Power transmission

H9 steel keybars are widely used in power transmission systems to attach shafts to hubs, gears, and pulleys, allowing for efficient torque transmission.

Industrial machinery

In industrial machines, key bars maintain the alignment and fixation of rotating components, ensuring smooth and safe operation of equipment.

Automotive and aeronautics

H9 steel keybars are essential in automotive and aircraft vehicle steering systems, engines, and transmissions, where reliability and safety are paramount.

Advantages of an H9 steel key bar

Accuracy and compatibility

H9 steel keybars offer exceptional dimensional accuracy thanks to the H9 tolerance, ensuring perfect compatibility with mechanical components that comply with DIN 6880.

Ruggedness and durability

H9 steel is extremely robust and durable, capable of withstanding high loads and difficult operating conditions, thus extending the life of the assemblies.

Wear-resistance

H9 steel bars offer excellent wear resistance, minimizing maintenance and frequent replacements, making them an economical and reliable choice for industrial applications.

How do I choose the right key bar?

Selection criteria

To choose the appropriate key bar, it is important to consider:

  • Dimensions : The dimensions must correspond to the grooves of the components to be assembled.
  • Material : The type of steel must be selected according to the loads and conditions of use.
  • Norms : Make sure that the bar complies with relevant standards like DIN 6880.

Specific considerations for H9 steel

For applications that require high precision and increased strength, H9 steel keybars are an excellent choice. Their dimensional tolerance and mechanical properties make them ideal for harsh industrial environments.

Installing H9 steel keybars

Installation steps

  1. Preparation : Make sure component grooves are clean and free of debris.
  2. Inserting the bar : Insert the keyway into the shaft groove.
  3. assembly : Slide the hub or pulley onto the shaft, aligning the groove with the keybar.

To install a keyway bar, you will need:

  • Hammer : To insert the key bar into the groove.
  • Hallmark : To align the bar correctly in the groove.
  • Caliber : To check dimensional tolerances.

Application case studies

Examples of successful use

Numerous companies in the manufacturing, automotive, and aviation industries have shared stories about the effectiveness of H9 steel keybars in their daily operations.

Business testimonials

Company testimonies show that the use of keybars that comply with DIN 6880 standards has significantly reduced downtime and maintenance costs.

Conclusión

In summary, H9 steel keybars, which comply with DIN 6880, are essential components for numerous industrial applications. Their precision, their robustness and their resistance to wear make them preferred choices for the transmission of power and the fixing of rotating components.

FAQS
Frequently asked questions
What are the opening hours of the sales department?
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Our sales department is available from Monday to Thursday from 8:30 to 12:00 and from 13:30 to 17:00 and on Friday from 8:30 to 12:00 and from 13:30 to 16:30.

Are your deadlines departure deadlines or arrival deadlines?
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In all our offers and acknowledgements of receipt (AR), we explicitly mention departure times.

What standards are you certified to?
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We are certified according to ITAF 16 949 and ISO 9001 standards

What is the product range?
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We specialize in the manufacture of a wide range of keys and special parts. Our expertise extends to all fixing and assembly elements.

What is the workforce of the company?
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The company has 60 professionals divided into various categories, including technicians, engineers, support functions, sales representatives and management members.