18-8 Stainless (A2 / 304) Fasteners

18-8 Stainless (A2 / 304) Fasteners

18-8 stainless steel, also known as A2 or 304, is the most common general-purpose stainless used in fasteners. ATP supplies studs, bolts, nuts, and washers in 18-8 for a wide range of industrial and construction applications.

Properties & Specifications

• Material: A2 / 304 stainless (18% Cr, 8% Ni)
• Tensile Strength: ~70 ksi
• Corrosion resistance: Good in industrial atmospheres
• Sizes: Metric and imperial available

Applications

• General construction and assembly
• Food processing equipment
• Machinery fabrication
• Light marine duty

FAQs

Is 18-8 the same as 304?
Yes, 18-8 is another designation for Type 304 stainless.

Can 18-8 be used in seawater?
Light exposure is fine, but for marine duty, use 316 / B8M stainless.

18-8_Stainless_Fasteners_(A2_-_304)_SPEC

Please note that this product information is intended for general reference only. Consult the applicable material specification to make sure the correct material is selected for your specific application.