M6 Black Oxide Rivnut Self-Tapping Fasteners, 40cr Steel, Size 3/4-3 1/4 Applied in The Assembly of Train Carriages, Bogies, and Track Infrastructure

• Customization: Available
• Material: Stainless Steel
• Type: Hexagon Head
• Model NO.: 7P12
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, GOST, BSW
• Grade: 4.8,6.8,8.8,12.9,etc
• Size: M4-M16,Can Be Customized
• Groove: Hexagon
• Length: Custom
• Finish: Zinc Plated, Black Oxide, Galvanized, Passivated
• Dimensiong Standard: as Per Client's Requirement
• Color: Black, Silver or Customized
• Quality: 100% Inspected; Mtc Provided
• Certificate: ISO9001,SGS,Taf
• Lead Time: 10 to 30 Days
• Company Type: Manufacturer/Factory, Trading Company
• Condition: Brand New
• Transport Package: Standard or Can Be Customized
• Specification: M4-M16, According to customer needs
• Trademark: HONGSTEEL
• Origin: China
• HS Code: 7318160000
• Production Capacity: 10000000p/Month
• Package Size: 47.00cm * 35.00cm * 30.00cm
• Package Gross Weight: 25.000kg

Product Description

 

Detailed Photos & Description

                    

 

 

Product Description

 This product is a hexagonal all-metal prevailing torque lock nut, a specialized fastener engineered for anti-loosening purposes. It features a hexagonal exterior and a unique internal thread configuration that creates interference fit with bolts, thus preventing self-loosening due to vibrations, impacts, or dynamic loads. Constructed from metal, it boasts high durability, corrosion resistance , and robust load-bearing capability.


Nuts Specification

Products name	Stainless steel/Carbon/Brass Self Clinching Knurled Kalei Hexagon Thread Nut M3
Standard:	DIN,ASTM/ANSI JIS EN ISO,AS,GB and all international standard
Material	Stainless Steel /Carbon Steel /Custom Required
Finishing	Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated
Production Process	M2-M24:Cold Froging,M24-M100 Hot Forging, Machining and CNC for Customized fastener
Type of fastener nuts	Self Clinching Nut,Rivet nut, Hex nut,Round lock nut,Nylon nut,Flange nut,Lock nut,Coupling nut and so on
Industry Focus	Automotive/ Appliance / Agricultural / Aero Mining/ Hydraulics/ Valves  Electrical /Oil and Gas/ Construction
Intended Application	Shafts/Valve Components/Automatic Door Components Cable/ Electronic Connector Fire Suppression System Components Fittings/ Fasteners Gears/ Hardware Roller Bearings

Application Scenarios

• Wind Power Industry: Used in wind turbine components (e.g., gearboxes, blade connections) where constant vibration would otherwise loosen standard fasteners.
• Railway and High-Speed Rail: Applied in the assembly of train carriages, bogies, and track infrastructure to ensure structural integrity during high-speed operation.
• Automotive Sector: Utilized in engine parts, suspension systems, and braking components, where vibration and thermal cycles are prevalent.
• Heavy Machinery and Equipment: Found in construction machinery (excavators, cranes) and industrial equipment (pumps, compressors) to maintain secure connections under harsh working conditions.
• Aerospace (Specific Variants): Some high-precision, lightweight versions are used in aircraft components that require absolute fastening reliability.

 

Key Advantages:

1. Vibration Resistance: Built-in flange ensures reliable fastening under dynamic loads.

2. Superior Strength: High-quality steel grades provide exceptional tensile and impact resistance.

3. Corrosion Protection: Available in multiple surface finishes for harsh conditions.

4. Customizable Design: Wide range of sizes, threads, and coatings to fit various needs.

5. User-Friendly Installation: Hexagonal head allows easy tightening with standard tools.

6. Enhanced Load Distribution: Flange design reduces surface wear and enhances stability.

Contact Us

HONGSTEEL offers competitive pricing, negotiable quotes, and full support for samples or drawings. We provide OEM & ODM solutions to fit your unique project requirements. 

 

Company Profile

Jiaxing Hongsteel Trading Co., Ltd., in partnership with Ningbo Hongsteel Machinery Co., Ltd., proudly stands as a beacon of excellence in advanced manufacturing and international trade under the prestigious name "Hongsteel". With an illustrious record spanning over 16 years, we have carved a niche in the global market by consistently delivering precision-engineered components and offering unbeatable service worldwide.

As a leading force in both manufacturing and trading, we at Hongsteel specialize in crafting non-standard manufactured parts, fasteners, construction machinery components, electric tool parts, and automotive components, among others. Our commitment to excellence extends to providing fully customized solutions that cater to each client's specific needs, ensuring their utmost satisfaction.

Empowered by a team of highly skilled technicians and cutting-edge production equipment, we at Hongsteel guarantee superior efficiency, rigorous quality control, and unwavering product performance at every phase of production. Our state-of-the-art facilities boast certifications like ISO9001, ISO 17025, and SGS, alongside laboratory testing accreditations, affirming our adherence to international quality standards.

At Hongsteel, our ethos revolves around the core values of "quality first, service foremost, and continuous improvement and innovation" to meet and exceed customer expectations. Our relentless pursuit of excellence is encapsulated in our quality objectives: "zero defects, zero complaints." We warmly invite your inquiries and eagerly anticipate forging long-lasting, prosperous partnerships with clients worldwide.

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