Full spectrum of industrial fastening solutions | Covering both standard and custom parts
Our UNI 5587 A2-70 stainless steel metric heavy hex nuts are designed for reliable fastening in industrial equipment, machinery assembly, maintenance repair, construction hardware, and general engineering applications. Made from A2-70 stainless steel, these nuts provide stable fastening performance and a clean silver metallic appearance without additional zinc plating or galvanized coating.
The hexagonal shape allows easy installation with standard wrenches and sockets, while the internal metric thread is suitable for matching metric bolts, screws, and threaded rods. These stainless steel hex nuts are a practical choice for buyers who need corrosion-resistant fastening components for long-term industrial use.
For procurement teams, this product helps simplify sourcing by offering a standard hex nut solution with clear material, standard, strength class, and application direction.
| Item | Description |
|---|---|
| Product Name | Stainless Steel Heavy Hex Nut |
| Standard | UNI 5587 |
| Nut Type | Hex Nut / Heavy Hex Nut / Hexagon Nut |
| Material | Stainless Steel |
| Stainless Steel Grade | A2-70 |
| Thread Type | Metric Thread |
| Surface Finish | Plain Stainless Steel Finish |
| Color | Silver |
| Coating | No Zinc Plating / No Galvanized Coating |
| Application | Industrial Equipment, Machinery Assembly, Maintenance Repair, General Fastening |
| Matching Products | Metric Bolts, Screws, Threaded Rods, Washers |
A2-70 stainless steel is suitable for buyers who need stainless steel fasteners instead of carbon steel galvanized nuts. This helps avoid confusion between stainless steel products and zinc plated products.
The metric thread design allows the nut to be used with compatible metric bolts, screws, and threaded rods, helping buyers reduce thread-matching errors during procurement.
The hexagon shape works with common installation tools, making it convenient for maintenance teams to replace or install nuts during equipment repair.
The product is suitable for machinery assembly, equipment installation, maintenance repair, and general engineering fastening where stainless steel nuts are required.
Buyers can source stainless steel hex nuts in required sizes and quantities according to project lists, maintenance needs, or resale demand.
| Application Area | Typical Use |
|---|---|
| Industrial Machinery | Equipment assembly and mechanical fastening |
| Equipment Repair | Replacement of stainless steel nuts during maintenance |
| Construction Hardware | General fastening with bolts and washers |
| Engineering Projects | Metric fastening for project installation |
| Hardware Distribution | Suitable for fastener wholesalers and resellers |
| General Assembly | Used with metric bolts, screws, and threaded rods |
| Item | Stainless Steel Hex Nut | Galvanized Hex Nut |
|---|---|---|
| Main Material | Stainless Steel | Usually Carbon Steel |
| Surface | Plain Stainless Steel Finish | Zinc / Galvanized Coating |
| Appearance | Silver Metallic | Silver or Dull Galvanized |
| Coating Layer | No additional zinc coating | Has surface coating |
| Suitable Buyer | Customers requiring stainless steel fasteners | Customers requiring coated carbon steel fasteners |
A1: This product is a UNI 5587 stainless steel metric heavy hex nut.
A2: The material is A2-70 stainless steel.
A3: No. This product is stainless steel with plain stainless steel finish, not zinc plated or galvanized.
A4: It uses metric thread.
A5: It can be used with matching metric bolts, screws, threaded rods, and washers.
A6: It is suitable for industrial equipment, machinery assembly, equipment repair, construction hardware, and general fastening.
A7: Yes, mixed-size orders can be arranged according to your required specifications and quantities.
A8: Please provide the size, quantity, standard, material grade, packing requirement, and delivery destination.
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Complies with major global standards such as ISO/DIN/GB/ANSI/JIS
Standard parts + customized parts, one-stop solution for all your fastening needs
Tolerance control far exceeds industry standards, ranging from 4.8 to 12.9 grades.
Customization based on provided drawings/samples/working conditions; rapid prototyping and mass production delivery.
Trusted by global manufacturers for fastener solutions
International Organization for Standardization (ISO) standards
German Industrial Standards
Chinese National Standards
American National Standards
Japanese Industrial Standards
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