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Grade 201 stainless steel features moderate acid and alkali resistance, high density, smooth surface free of air bubbles and pinholes.
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Stainless Steel 201
Stainless Steel 201 Machining
Grade 201 stainless steel features moderate acid and alkali resistance, high density, smooth surface free of air bubbles and pinholes. This material is ideal for manufacturing various watch cases and watch band back covers. Besides, it is also widely used for decorative tubes, industrial pipelines and certain shallow-drawn components.
In our factory, 201 stainless steel is applied across multiple fields. We adopt advanced processing equipment and technologies to guarantee outstanding corrosion resistance and attractive appearance for every finished product. Our production procedures strictly comply with industrial standards to ensure consistent quality and reliable performance. Whether it is custom watch accessories or mass production of decorative & industrial pipes, our team is dedicated to supplying customers with high-quality stainless steel solutions. Through close collaboration with clients, we continuously optimize manufacturing processes to satisfy diverse market demands while maintaining market competitiveness and technological innovation.
In our factory, 201 stainless steel is applied across multiple fields. We adopt advanced processing equipment and technologies to guarantee outstanding corrosion resistance and attractive appearance for every finished product. Our production procedures strictly comply with industrial standards to ensure consistent quality and reliable performance. Whether it is custom watch accessories or mass production of decorative & industrial pipes, our team is dedicated to supplying customers with high-quality stainless steel solutions. Through close collaboration with clients, we continuously optimize manufacturing processes to satisfy diverse market demands while maintaining market competitiveness and technological innovation.
Stainless Steel 201 Mechanical Properties
| Tensile Strength | 520 MPa |
| Yield Strength (Rp0.2) | 275 MPa |
| Elongation (A50mm / A5) | 55 ~ 60% |
| Modulus of Elasticity | 29,000,000 psi Modulus of Elasticity: 203,000 MPa |
| Hardness Requirement (Rockwell hardness) | HRB ≤ 100 |
| Density | 280 lbs / cubic inch 7.93 g/cm³ (280 lb/in³) |
| Specific Heat Capacity | 0.50 | Thermal Conductivity（W·m-1·K-1） | （100℃）16.3，（500℃）21.5 |
| Coefficient of Thermal Expansion（10-6·K-1） | （0~100℃）17.2，（0~500℃）18.4 |
| Electrical Resistivity（20℃，10-6Ω·m2/m） | 0.73 |
| Longitudinal Modulus of Elasticity（20℃，KN/mm2） | 193 |
Surface Treatment Options
- Brushed finishing
- Powder coating
- Silk screen printing
- Laser marking
Application Scope
201 stainless steel features excellent corrosion resistance, long-term service durability and superior surface appearance, enabling extensive industrial and commercial applications. It is commonly used for decorative and industrial piping, as well as architectural hardware including handrails, door handles and stair railings. The material is also widely adopted for kitchen utensils, furniture accessories, automotive parts, consumer electronic components and mechanical structural parts.
In addition, 201 stainless steel is suitable for chemical storage containers and food processing equipment. With reliable biocompatibility, it can be applied to the manufacturing of medical device accessories. Its stable physical and chemical properties also make it an ideal material for environmental protection equipment, such as waste incineration and wastewater treatment facilities.
