M3 M4 Stainless steel hex heavy head bolt with nut washer SS304 SS316 A2 A4-80

Hex Bolts: Applications and Advantages

Hex bolts are widely used across various industries and products due to their simple design, high strength, and ease of installation.

• Construction Industry - Used in structural steel connections like bridges, building frameworks, and scaffolding for stability and durability.
• Machinery Manufacturing - Essential for fastening mechanical parts in lathes, heavy-duty equipment, and assembly lines.
• Automotive and Transportation - Secures critical parts like chassis, engines, and transmission systems in vehicles.
• Home Appliances and Electronics - Used in assembling air conditioners, washing machines, and televisions for reliable connections.
• Energy and Petrochemical Industry - Crucial in wind turbines, nuclear power plants, and petrochemical plants for securing large equipment.
• Marine and Offshore Engineering - Used in shipbuilding and offshore platforms, with stainless steel variants resisting seawater corrosion.
• Furniture Manufacturing - Provides stability and durability in beds, tables, chairs, and cabinets.

• High Strength and Load Capacity - Withstands significant tensile and shear forces for reliable connections.
• Variety of Materials - Available in carbon steel, stainless steel, and alloy steel with excellent corrosion resistance.
• Easy to Install - Hexagonal head design allows easy tightening with common tools like wrenches.

Stainless steel hex bolts generally require chromium content of 18% or more and nickel content of 8% or more, offering good corrosion resistance, heat resistance, and wide applications in food processing, agriculture, auto parts, building materials, and chemical industries.

316 stainless steel typically contains chromium (16%+), nickel (10%+), and molybdenum (2%+), providing enhanced acid resistance, welding performance, and making it suitable for medical/surgical applications and fine industrial components.