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Jiangsu Ying Yan Fastening System Technology Co.Ltd

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China SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth
China SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth

  1. China SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth
  2. China SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth
  3. China SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth

SUS304 Plain Galvanization DIN 6797 Serrated Lock Washers Type J Internal Teeth

  1. MOQ: 1000pieces
  2. Price: Negotiable
  3. Get Latest Price
Packaging Details carton/plastic bag/wrapping film/pallet
Name Toothed Lock Washers—Type J,with Internal Teeth
Standard GB/DIN/ASME/EN/ISO&etc.
Type Washers
Material SUS304 65Mn
Finish Black ,Plain,Blacked
Surface treatment Zinc Plated,Polishing
Size Φ10/accroding your requirements
Brand Name YingYan
Model Number Φ10
Certification ISO9000
Place of Origin JIANG SU PROVINCE CHINA

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  1. Product Details
  2. Company Details

Product Specification

Packaging Details carton/plastic bag/wrapping film/pallet Name Toothed Lock Washers—Type J,with Internal Teeth
Standard GB/DIN/ASME/EN/ISO&etc. Type Washers
Material SUS304 65Mn Finish Black ,Plain,Blacked
Surface treatment Zinc Plated,Polishing Size Φ10/accroding your requirements
Brand Name YingYan Model Number Φ10
Certification ISO9000 Place of Origin JIANG SU PROVINCE CHINA
High Light 7 Serrated Lock Washers Type JDIN 6797 Serrated Lock WashersPlain Internal Tooth Washer

DIN6797(J) SUS304 65Mn Plain Galvanization DIN 6797 Serrated Lock Washers—Type J, With Internal Teeth, Are SpecificalΦ10

DIN 6797 Serrated Lock Washers—Type J, with Internal Teeth, are specifically designed to provide additional locking and anti-loosening functionality in bolted and nutted connections. Here are the detailed descriptions of their features, advantages, and application scenarios in English:

Features

  1. Internal Serrated Design: The washers feature serrated teeth on their inner surface, which bite into the threads of bolts or nuts, increasing friction and preventing loosening.
  2. High Friction Coefficient: Due to the serrated design, the friction coefficient between the washer and bolt/nut is significantly increased, contributing to the stability of the connection.
  3. Material Diversity: These washers are typically made of carbon steel, stainless steel, or other alloys to suit different application environments and requirements.
  4. Extensive Size Range: The DIN 6797 standard specifies a wide range of sizes and specifications for the washers, catering to the needs of various bolt and nut connections.

Advantages

  1. Excellent Anti-loosening Performance: With the internal serrated design, DIN 6797 washers significantly reduce the risk of connection loosening due to vibration, impact, or temperature changes.
  2. Easy Installation: The installation process of these washers is simple and quick, requiring no special tools or skills.
  3. Reusable: Under proper installation and disassembly, these washers can be reused multiple times.
  4. Good Adaptability: Due to the material diversity and extensive size range, DIN 6797 washers can adapt to various application environments and requirements.

Application Scenarios

  1. Vibration and Impact Environments: In applications such as machinery, vehicles, bridges, and other scenarios where vibration and impact are present, DIN 6797 washers effectively prevent bolt and nut loosening.
  2. Temperature Change Environments: In environments with significant temperature fluctuations, connections tend to loosen due to thermal expansion and contraction. DIN 6797 washers enhance the stability of the connection.
  3. High-precision Equipment: In equipment requiring precise positioning or maintaining constant connection force, such as precision instruments, aircraft, and ships, DIN 6797 washers provide reliable locking effects.
  4. Heavy-duty Applications: In applications that need to bear heavy loads or high torques, such as heavy machinery and lifting equipment, DIN 6797 washers enhance the firmness and safety of the connection.

 

Size
2.2 2.7 3.2 3.7 4.3 5.3 6.4 7.4 8.4 10.5
d min=nominal size
max
dc max=nominal size
min
t
Number of Teeth
per 1000 units≈kg
For Nominal Thread Diameter
2.2 2.7 3.2 3.7 4.3 5.3 6.4 7.4 8.4 10.5
2.34 2.84 3.38 3.88 4.48 5.48 6.62 7.62 8.62 10.77
4.5 5.5 6 7 8 10 11 12.5 15 18
4.2 5.2 5.7 6.64 7.64 9.64 10.57 12.07 14.57 17.57
0.3 0.4 0.4 0.5 0.5 0.6 0.7 0.8 0.8 0.9
6 6 6 6 8 8 8 8 8 9
0.04 0.045 0.045 0.085 0.1 0.2 0.25 0.35 0.55 0.9
M2 M2.5 M3 M3.5 M4 M5 M6 M7 M8 M10
Size
13 15 17 19 21 23 25 28 31
d min=nominal size
max
dc max=nominal size
min
t
Number of Teeth
per 1000 units≈kg
For Nominal Thread Diameter
13 15 17 19 21 23 25 28 31
13.27 15.27 17.27 19.33 21.33 23.33 25.33 28.33 31.39
20.5 24 26 30 33 36 38 44 48
19.98 23.48 25.48 29.48 32.38 35.38 37.38 43.38 47.38
1 1 1.2 1.4 1.4 1.5 1.5 1.6 1.6
10 10 12 12 12 14 14 14 14
1.2 1.9 2.4 3.7 4.1 6 6.5 8.5 9.5
M12 M14 M16 M18 M20 M22 M24 M27 M30

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2002

  • Total Annual:

    6000000-8000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Jiangsu Ying Yan Fastening System Technology Co. Ltd was founded in 2002. It is located in Wujiang Fenhu High-tech Industrial Development Zone, Suzhou City. It has a superior geographical location and convenient transportation. It is a professional fastener manufacturer integrating R&D, producti... Jiangsu Ying Yan Fastening System Technology Co. Ltd was founded in 2002. It is located in Wujiang Fenhu High-tech Industrial Development Zone, Suzhou City. It has a superior geographical location and convenient transportation. It is a professional fastener manufacturer integrating R&D, producti...

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  • Jiangsu Ying Yan Fastening System Technology Co.Ltd
  • No.888 Longjiang Road,Lili Town,Wujiang District,Suzhou City
  • https://www.fastener-screw.com/

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