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Grade: AISI 302
Formula: Fe/Cr 18/Ni 8
Form: Wire
Material: Stainless Steel
Commodity: Alloys
Diameter:
0.1mm
Length:
0.2m
Temper:
Hard
AISI 302 Stainless Steel Straight Wire is an austenitic stainless steel form offering high tensile strength, excellent corrosion resistance, and significant work-hardening capability. Cold drawing during manufacture boosts its ultimate tensile strength beyond 2000 MPa, while retaining good ductility, making it suitable for precision components subjected to repeated stress. Its straight wire format allows direct use in forming, fastening, and structural applications without the need for uncoiling. Aerospace, medical device, and precision manufacturing industries use it for mechanical linkages, corrosion-resistant fasteners, and surgical instrument components. Specific applications include precision springs in control assemblies, rigid corrosion-proof guide wires, and fastening elements in harsh chemical environments. In research, 302 straight wire supports the development of high-strength microstructures, fatigue-resistant designs, and surface-engineered components for specialized performance. Its combination of mechanical performance, corrosion stability, and fabrication versatility ensures broad utility in advanced industrial and scientific contexts.
Tolerances
Wire
| Diameter | ±10% | |
|---|---|---|
| Length | +5% / -1% |
Material Properties for Alloys
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Brinell | 160-190 |
| Elongation at break( % ) | 60 |
| Modulus of elasticity( GPa ) | 190-210 |
| Izod impact strength( J m⁻¹ ) | 20-136 |
| Tensile strength( MPa ) | 510-1100 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 70-72 |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 1400-1420 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 16.3@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 15-18@20-100°C |
Physical Properties
| Element | Value |
|---|---|
| Density( gcm⁻³ ) | 7.92 |
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