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Stainless Steel 303 Fasteners are essential hardware components custom-built from stainless steel alloy 303, renowned for its excellent machinability and corrosion resistance. Comprising primarily iron, chromium, and nickel, with additions of sulfur and phosphorus for enhanced machinability, these fasteners exhibit outstanding performance in diverse industrial applications. Their superior resistance to corrosion, coupled with high strength and durability, renders them indispensable in sectors ranging from automotive and aerospace to construction and manufacturing. With Stainless Steel 303 Fasteners, reliability and longevity are assured, making them a preferred choice for critical assemblies and installations where performance and longevity are paramount.
Threads: | METRIC, BSW, BSF, UNC, UNF or as required |
Standard: | DIN 933, DIN 931, ANSI, JIS standards |
In Form of: | Hex |
Square | |
Round | |
Threading as per Gauge Etc. | |
Head drive: | Phillips, Slotted, Phillips/Slot, Six-Lobe, etc |
Packing: | IN BULK :canton/pallet, Small Boxs/carton/ pallet, or customer request |
Test Certificate: | Manufacturer Test Certificate as per EN 10204 / 3.1 |
Property Class: | For Bolts & Screws: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H |
For Nuts: A2-70, A2-80, A4-70, A4-80, F594C, F594D, F594G, F594H, A2-035, A4-040 | |
For SHCS: F837B, F837C, F837E, F837 | |
For Threaded Rods: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2 | |
Finish: | Passivated |
Origin and service-region: | European |
Origin of 304 Stainless Steel Nuts are Western European. However projects with eastern origin are possible on request. | |
Stainless Steel Grades: | AISI 304, AISI 304L, AISI 316, AISI 316L, AISI 309, AISI 310, AISI 317L, AISI 321, AISI 347, AISI 409, AISI 410, AISI 420, AISI 430, AISI 446, AISI 202 Etc. |
Surface Coating: | Hot Dipped Galvanizing Fasteners |
Phosphate Fasteners | |
Teflon Fasteners | |
Ptfe Coated Fasteners | |
Xylon Fasteners | |
Zinc Fasteners | |
Cadmium Fasteners |
C | Mn | P | S | Si | Cr | Ni |
0.15 | 2 | 0.2 | 0.15-0.35 | 1 | 17.0-19.0 | 8.0-10.0 |
Yeild strength | Tensile strength | Elongation | Reduction | Hardness |
Min 0.2% Mpa | Min Mpa | Min % | Min % | BHN |
– | – | – | 40 | 262 |
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We offer Stainless Steel 303 Fasteners as per DIN, ISO, JIS or ANSI Standard.
Due to their exceptional properties, Stainless Steel 303 Fasteners are essential components across many industrial sectors. Renowned for their corrosion resistance, they find widespread application in marine environments, enduring the rigours of saltwater exposure with longevity and reliability. In the construction industry, stainless steel fasteners play a pivotal role in structural assemblies, providing secure connections while maintaining structural integrity in outdoor and exposed settings.
Understand the Application Requirements:
Material Properties:
Corrosion Resistance:
Stainless Steel 303 is generally non-magnetic in annealed condition, but it may exhibit some magnetic properties after cold working or machining due to the introduction of ferrite. However, its magnetic response is usually weaker compared to other stainless steels like 304 or 316.
Stainless Steel 303 offers moderate corrosion resistance, suitable for use in mildly corrosive environments. However, its sulfur content may diminish its resistance to certain chemicals and acids compared to other stainless steels like 304 or 316. It’s often chosen for its machinability rather than superior corrosion resistance.
Stainless Steel 303 is not recommended for high-temperature applications due to its lower chromium and nickel content compared to other stainless steels. It may experience decreased strength, increased susceptibility to oxidation, and potential distortion at elevated temperatures. Stainless steels like 304 or 316 are more suitable for high-temperature environments.
Yes, Stainless Steel 303 Fasteners can be recycled after use. Stainless steel is highly recyclable, with a recycling rate of over 90%. It can be melted down and reused to create new stainless steel products, making it an environmentally friendly choice for fasteners and other applications.
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