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Carbon Steel Round Nut For Construction And Steel Structure Fixing
Product Details:
| Place of Origin: | China |
| Brand Name: | HUIYI |
| Certification: | ISO 2320 |
| Model Number: | M56–M100 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 100 – 1,000 pcs |
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| Price: | USD/pcs |
| Packaging Details: | Poly bags + Inner boxes + Export cartons + Pallet (optional) |
| Delivery Time: | 20-35days |
| Payment Terms: | L/C,D/A,T/T,D/P |
| Supply Ability: | 100,000 – 500,000 pcs / month |
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Detail Information |
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| Product Name: | Round Nut / Circular Nut / Slotted Round Nut | Thread Type: | Metric (M6–M100), UNC/UNF (1/4"–4") |
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| Thread Pitch: | Standard / Fine / Custom | Material Options: | Carbon Steel, Stainless Steel 304/316, Brass, Alloy Steel, Aluminum |
| Strength Grade: | Class 4 / 6 / 8 / 10 (for Carbon Steel) A2-50 / A2-70 / A4-70 (for Stainless Steel) | Standard Compliance: | DIN 1804, DIN 467, ISO 4032, ASTM A563 (reference) |
| Surface Finish: | Plain, Zinc Plated, Hot-Dip Galvanized, Black Oxide, Nickel Plated | Outer Diameter (OD): | 10mm – 160mm Or Customized |
| Height / Thickness: | 3mm – 50mm Depending On Thread Size | Application Fields: | Mechanical Assemblies, Axle Locking, Construction, Furniture, Pipe Fittings, Electrical Enclosures |
| Installation Method: | Wrench / Hand-tightened / Spanner Tool / Lock Key | ||
| Highlight: | Steel Structure Round Nut,Construction Round Nut,Steel Structure Fixing Round Nut |
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Product Description
Product Description:
The Round Nut is a type of internally threaded fastener featuring a circular shape, typically used in conjunction with bolts, threaded rods, or other male-threaded components. Known for its simple design and ease of installation, the round nut provides a reliable fastening solution in a wide range of industrial and structural applications.
Key Features:
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Shape: Circular, with smooth or knurled outer surface depending on usage
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Material Options: Carbon steel, stainless steel (304/316), brass, aluminum, or customized alloys
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Thread Type: Metric or inch (UNC/UNF) threads available
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Finish: Plain, zinc-plated, black oxide, hot-dip galvanized, nickel-plated, or as specified
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Sizes: M4–M100 or customized to customer specifications
Example Model Table (Metric)
| Model | Thread Size | Outer Diameter (mm) | Height (mm) | Material | Finish |
| RN-M6-A2 | M6 × 1.0 | 10 | 5 | Stainless Steel 304 | Plain |
| RN-M12-ZP | M12 × 1.75 | 22 | 10 | Carbon Steel | Zinc Plated |
| RN-M24-HDG | M24 × 3.0 | 38 | 20 | Carbon Steel | Hot-Dip Galvanized |
| RN-M30-Black | M30 × 3.5 | 46 | 24 | Alloy Steel | Black Oxide |
| RN-M48-SLOT | M48 × 5.0 | 75 | 32 | Carbon Steel | Plain (Slotted) |
Applications:
1. Machinery and Equipment Assembly
Round nuts and other fasteners are essential in the assembly of industrial machinery and equipment, where precision, durability, and secure fastening are critical. They are commonly used to hold together components in manufacturing lines, heavy-duty machines, conveyor systems, and mechanical arms, ensuring reliable performance even under vibration or heavy load. Their ease of installation and compatibility with standard bolts make them ideal for both initial assembly and maintenance work.
2. Automotive and Aerospace Components
In the automotive and aerospace industries, round nuts are used in applications requiring high strength, tight tolerances, and resistance to extreme conditions such as heat, vibration, and corrosion. They are found in engine parts, suspension systems, aircraft interior assemblies, and undercarriage fastenings, contributing to both safety and performance. High-grade materials and finishes ensure compliance with strict industry standards.
3. Furniture Hardware
Round nuts are widely used in furniture manufacturing, especially in flat-pack or modular systems where easy assembly and disassembly are key. They are used in bookcases, bed frames, office desks, chairs, and other furniture items. Their smooth and compact design allows them to be embedded or hidden, contributing to both aesthetic appeal and structural stability.
4. Construction and Steel Structures
In construction projects and steel structure fabrication, round nuts play a vital role in securely fastening beams, panels, railings, brackets, and joint systems. They are frequently used in commercial buildings, bridges, scaffolding systems, metal frameworks, and roofing assemblies. Their strong locking ability ensures long-term stability, even in outdoor or high-load environments.
5. Pipe Fittings and Electrical Enclosures
Round nuts are used in plumbing systems and electrical installations to secure components such as pipe flanges, valve bodies, control boxes, and junction enclosures. They provide tight, leak-proof connections in both water and gas systems, while also offering firm fastening for electrical panels and cable management systems. Corrosion-resistant coatings make them suitable for both indoor and outdoor use, including in industrial plants and infrastructure projects.
FAQ
Q1: What is a round nut used for?
A: A round nut is used to securely fasten threaded components such as bolts or rods. It is commonly applied in machinery assembly, furniture, steel structures, and pipe fittings where smooth external surfaces or hidden fastenings are preferred.
Q2: What materials are round nuts typically made from?
A: Round nuts are commonly manufactured from carbon steel, stainless steel (304/316), brass, aluminum, and sometimes alloy steel, depending on the required strength and environmental resistance.
Q3: Are round nuts available in different thread types?
A: Yes, round nuts are available in both metric and imperial (UNC/UNF) thread standards. Custom thread pitches can also be manufactured on request.
Q4: Can round nuts be used in high-temperature or corrosive environments?
A: Absolutely. For such environments, round nuts made from stainless steel or treated with corrosion-resistant coatings like zinc plating or galvanization are recommended. For high-temperature use, heat-resistant alloys may be necessary.