5/16"-18 Stainless Steel Hex Cap Bolts / Screws Meets ASTM F593 and ASME B18.21 Standards – Grade A2 / 18-8 / 304 Stainless Steel Upgrade your projects with our high-quality 5/16"-18 Stainless Steel Hex Cap Bolts / Screws. These bolts meet the ASTM F593 and ASME B18.21 quality standards and are marked as shown for easy identification. Made from Grade A2 / 18-8 / 304 stainless steel, they offer excellent corrosion resistance, making them ideal for marine, outdoor, and industrial applications. Key Features Diameter: 5/16 inch Thread Size: 5/16"-18 (18 Threads Per Inch) – Coarse (Standard) Thread Length: Please select from the menu above Thread Length: Fully threaded up to 1-1/4 inch Partially threaded beyond 1-1/4 inch (PT) Wrench Size (Across Flats): 1/2 inch Type: Hex Cap Bolt / Screw Matching Nuts & Washers: 5/16"-18 Nuts & Washers Available Here System of Measurement: Inch (Imperial / US) Material: Stainless Steel Grade A2 / 18-8 / 304 Specifications: Conforms to ASME B18.21 and ASTM F593 Material Properties Our stainless steel hex cap bolts are manufactured from Grade A2 / 18-8 / 304 stainless steel, offering: Excellent Corrosion Resistance: Ideal for marine, outdoor, and harsh environments. Durability: Resistant to rust and oxidation for long-lasting performance. Non-Magnetic: Suitable for applications requiring non-magnetic fasteners. High Tensile Strength: Provides reliable fastening in structural applications. Easy Identification: Bolts are marked as shown for quick verification of specifications. Ideal Applications Marine and Boating Projects Outdoor Structures and Decking Food and Beverage Equipment Chemical Processing Plants General Industrial and Construction Use Why Choose These Hex Cap Bolts? High-Quality Material: Made from Grade A2 / 18-8 / 304 stainless steel for superior corrosion resistance. Standards Compliant: Meets ASTM F593 and ASME B18.21 specifications for quality and reliability. Easy Identification: Marked bolts allow for quick and accurate verification of grade and standards. Versatile Length Options: Available in various lengths with full or partial threading. Easy Installation: Standard hex head design allows for quick and secure fastening. Non-Magnetic Properties: Suitable for sensitive electronic applications. Installation Tips For optimal performance when installing stainless steel hex cap bolts: Use anti-seize lubricant to prevent galling during installation. Ensure threads are clean and free from debris. Pair with matching stainless steel nuts and washers to maintain corrosion resistance. Note: Matching nuts and washers are available for purchase separately. Order Yours Today Enhance your projects with our 5/16"-18 Stainless Steel Hex Cap Bolts / Screws for reliable and corrosion-resistant fastening solutions. Perfect for a wide range of applications where quality and durability are paramount. Order now and benefit from fast shipping and exceptional customer service! ✔️ Trusted by professionals in marine, construction, and industrial sectors ✔️ High-quality stainless steel meeting ASTM F593 and ASME B18.21 standards ✔️ Excellent corrosion resistance for long-lasting performance Need assistance? Contact our support team | Shipping and Return Policy
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