303 Stainless Steel Wire Supplier In China

Size: Diameter 0.2mm-5.5mm, 5.5mm-12mm

Standard:GB1220, ASTM A 484/484M, ASTM A276, EN 10060/ DIN 1013, EN 10278

Finish: Black, NO.1, mill finish, cold draw

product description of 303 stainless steel wire

303 stainless steel wire, with its unique chemical composition and remarkable characteristics, stands out in the field of stainless steel materials. This wire is primarily composed of chromium, nickel, and other elements, with the addition of sulfur and selenium in appropriate amounts, greatly improving its machinability and effectively reducing tool wear during processing. Meanwhile, its high chromium content endows the wire with excellent corrosion resistance, maintaining stability in various harsh environments. Additionally, 303 stainless steel wire possesses high strength and toughness, making it suitable for manufacturing various high-precision components. With its outstanding comprehensive performance, 303 stainless steel wire has become an indispensable preferred material in many industries.

specification of 303 stainless steel wire

chemical composition of 303 stainless steel wire

Element	Carbon (C)	Silicon (Si)	Manganese (Mn)	Phosphorus (P)	Sulfur (S)	Chromium (Cr)	Nickel (Ni)	Copper (Cu)	Iron (Fe)
Composition (%)	0.15 max	1.00 max	2.00 max	0.20 max	0.15 – 0.35	17.00 – 19.00	8.00 – 10.00	1.00 max	Balance

physical property of 303 stainless steel wire

Property	Value
Density	8.03 g/cm³
Melting Point	1400-1450°C (2552-2642°F)
Electrical Conductivity	2.5% IACS at 20°C (68°F)
Thermal Conductivity	16.3 W/m·K at 100°C (212°F)
Specific Heat Capacity	500 J/kg·K at 20°C (68°F)
Coefficient of Thermal Expansion	17.3 µm/m·K at 20-100°C (68-212°F)
Magnetic Properties	Non-magnetic
Modulus of Elasticity	193 GPa (28 x 10^6 psi)
Hardness (Brinell)	262 max (annealed)

mechanical property of 303 stainless steel wire

Property	Value
Tensile Strength	505 MPa (73,200 psi)
Yield Strength (0.2% offset)	215 MPa (31,200 psi)
Elongation at Break	35%
Hardness (Brinell)	160 max (annealed)
Hardness (Rockwell B)	83 max (annealed)
Impact Strength	79 J (58 ft-lb)

feature of 303 stainless steel wire

Excellent Machinability: The addition of sulfur and selenium elements in 303 stainless steel wire significantly enhances its machinability. This facilitates easier and more efficient cutting and shaping during manufacturing processes, reducing tool wear and increasing production efficiency.
Good Corrosion Resistance: 303 stainless steel wire contains a high proportion of chromium, which gives it outstanding corrosion resistance. In harsh environments such as moisture, acids, and alkalis, the wire can maintain stability, resisting rust and corrosion, thereby extending its service life.
High Strength and Toughness: 303 stainless steel wire not only has high strength to withstand large tensile and compressive forces but also possesses excellent toughness, resisting fracture under external forces. This unique combination of properties makes it advantageous in manufacturing high-precision components and fasteners.
Excellent Plasticity and Ductility: This material exhibits good plasticity and ductility during processing, capable of meeting various cold and hot working requirements without cracking, thus satisfying the needs for processing complex shapes.
Good Weldability: 303 stainless steel wire can achieve high-quality weld joints using conventional welding methods, with weld strength comparable to the base material and excellent resistance to intergranular corrosion. This makes it widely applicable in various welding processes.

application of 303 stainless steel wire

Mechanical Manufacturing Sector: 303 stainless steel wire is commonly used in the manufacturing of high-precision mechanical components such as bearings, gears, and fasteners due to its excellent machinability. Its high strength and toughness also make it suitable for manufacturing mechanical structural components that withstand high pressure and tension.
Chemical and Marine Engineering: The corrosion resistance of 303 stainless steel wire makes it particularly suitable for manufacturing components in chemical equipment and marine engineering, such as pipes, valves, and pump bodies, capable of resisting corrosion from corrosive media.
Electronics and Electrical Industry: 303 stainless steel wire is commonly used in the electronics and electrical industry for manufacturing electrical connectors, plugs, and other components. Its conductivity and corrosion resistance ensure the normal operation of electronic devices.

In conclusion, 303 stainless steel wire plays a significant role in various industries due to its unique chemical composition and outstanding performance characteristics. Whether in mechanical manufacturing, chemical and marine engineering, or the electronics and electrical industry, it can meet diverse and demanding application requirements.

As a professional company specializing in the export of stainless steel products, Huaxiao Metal has 15 years of extensive export experience and is committed to providing high-quality stainless steel wire. Equipped with multiple stainless steel production lines, we can offer a variety of grades and sizes to meet your different needs.

If you are interested in 303 stainless steel wire or have any purchasing requirements, please feel free to contact us. We are dedicated to providing you with high-quality products and professional services.