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2mm Stainless Steel Round Bar
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2mm Stainless Steel Round Bar: Small Diameter Range and Industrial Applications
2mm stainless steel round bar refers to a very small-diameter stainless steel rod widely used in precision engineering, medical devices, electronics, and fine mechanical components. It belongs to the category of micro or small-diameter stainless steel bars, where dimensional accuracy and surface quality are critical.
In practice, stainless steel round bars are not limited to a single size. The industry uses a continuous diameter range to meet different structural and processing requirements.
1. Stainless Steel Round Bar Diameter Range Overview
| Category | Diameter Range | Typical Application |
|---|---|---|
| Micro bars | 0.5 mm – 3 mm | Medical instruments, precision electronics |
| Small bars | 3 mm – 10 mm | Shafts, fasteners, small mechanical parts |
| Medium bars | 10 mm – 50 mm | Machinery components, structural parts |
| Large bars | 50 mm – 200+ mm | Heavy industrial applications |
A 2mm stainless steel round bar falls into the micro-diameter category and is often supplied in coils, straightened rods, or precision-cut lengths.
2. Characteristics of 2mm Stainless Steel Round Bar
- Very high dimensional precision requirements
- Excellent surface finish (often polished or bright finish)
- High flexibility depending on grade
- Suitable for fine machining and bending
- Available in 304, 316, 201 and other grades
3. Common Grades Used in Small Diameter Bars
| Grade | Features | Main Use |
|---|---|---|
| 304 | General corrosion resistance, good formability | Industrial and household components |
| 316 | Superior chloride resistance | Marine and chemical environments |
| 201 | Lower cost, moderate corrosion resistance | Decorative and general use |
4. Applications of 2mm Stainless Steel Round Bar
| Industry | Application |
|---|---|
| Electronics | Precision connectors and support pins |
| Medical | Surgical tools and guide wires |
| Automotive | Small shafts and control components |
| Model making | Structural frames and prototypes |
5. Processing and Supply Forms
- Cold drawn straight bars for high precision
- Coiled wire rods for continuous processing
- Cut-to-length precision rods
- Polished surface or bright finish options
6. Teda Ganghua Stainless Steel Supply Capability
As a professional stainless steel supplier, Teda Ganghua provides a full range of stainless steel round bars from micro-diameter to large industrial sizes. We support precision drawing, polishing, cutting, and customized processing services for global industrial customers.
Our products are widely used in precision manufacturing, automotive components, electronics, and industrial engineering applications with strict dimensional tolerance control.
Explore our stainless steel products here: Stainless Steel Products
Conclusion
2mm stainless steel round bar belongs to the micro-diameter range and is widely used in precision industries. Understanding the full diameter spectrum helps buyers select the right size for different engineering and manufacturing needs.



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