- Long Hex Coupling Nut
- Standard Compliance: Manufactured strictly according to DIN 6334 / ISO 4035 standards, ensuring perfect compatibility with standard hex wrenches and threaded rods.
- Superior Material Options: Available in Grade 8.8 Carbon Steel, A2/A4-70 Stainless Steel (304/316), and C36000 Brass to meet diverse environmental needs.
- Enhanced Grip & Stability: The extended hexagonal design provides deeper thread engagement, offering superior pull-out strength and vibration resistance compared to standard nuts.
- Versatile Applications: Ideal for joining two threaded rods, extending bolt length, or securing thick materials in construction, automotive, plumbing, and machinery assembly.
- Corrosion Protection: Features high-quality surface treatments including Zinc Plating (Blue/White/Yellow), Dacromet, Hot-Dip Galvanizing, or Plain Finish for long-lasting durability outdoors.
- Key Features & Benefits
- 1. Precision Engineering & Standard Compliance
- Our coupling nuts are manufactured to strict international standards (DIN 6334, ISO, ANSI). The internal threads are precisely cut to ensure smooth engagement with metric or imperial threaded rods, preventing cross-threading and ensuring a secure, tight fit every time.
- 2. Robust Material Choices
- We offer a wide range of materials to suit specific industrial requirements:
- Stainless Steel (304/316): Excellent corrosion resistance, ideal for marine environments, chemical plants, and outdoor structures.
- Carbon Steel (Grade 4.8/8.8/10.9): High tensile strength for heavy-load applications in construction and machinery.
- Brass/Copper: Non-magnetic and spark-resistant, perfect for electrical fittings, plumbing, and decorative hardware.
- 3. Extended Design for Maximum Security
- The "long" or "extended" body of the nut provides increased thread contact area. This design significantly enhances the joint's stability under high vibration and dynamic loads, reducing the risk of loosening over time without the need for additional locking washers in many cases.
- 4. Superior Surface Treatment
- To combat rust and wear, our nuts undergo advanced surface finishing processes:
- Zinc Plated: Silver, Blue, or Yellow finish for general indoor/outdoor use.
- Dacromet/Zinc Flake: Superior salt spray resistance for harsh coastal or industrial environments.
- Hot-Dip Galvanized: Thick coating for maximum protection in extreme weather conditions.
- Applications
- Construction & Infrastructure: Scaffolding, structural steel connections, and rebar couplers.
- Automotive & Machinery: Engine mounts, chassis repairs, and equipment assembly.
- Plumbing & HVAC: Connecting pipes and rods in water/gas systems (especially Brass/Stainless options).
- Electronics & Robotics: Standoffs and spacers (using Nylon or Stainless Steel variants).
Post time: 2026-06-10 09:58:42
