Hex flange bolt stainless steel

Construction Fastener Requirements by Building Type

Different building types have different fastener requirements. From residential homes to industrial facilities, choosing the right fasteners ensures structural integrity and code compliance.

Residential Construction

Wood Frame Houses

  • Framing: Galvanized nails, structural screws (Grade 4.8-8.8)
  • Roof trusses: Hot-dip galvanized bolts and connectors
  • Deck ledger: Through-bolts with washers, minimum Grade 8.8
  • Foundation: Anchor bolts M12-M16, hot-dip galvanized

Masonry Construction

  • Wall ties: Stainless steel for cavity walls
  • Lintels: Carbon steel bolts, painted or galvanized
  • Concrete block: Sleeve anchors or wedge anchors

Commercial Buildings

Steel Frame Construction

  • Structural bolts: Grade 8.8 or A325/A490 for steel connections
  • Purlins and girts: Self-drilling screws with sealing washers
  • Cladding: Stainless steel or color-matched screws
  • Curtain wall: A2-70 stainless steel bolts for aluminum frames

Concrete Buildings

  • Precast connections: Cast-in anchors or post-installed anchors
  • Facade attachment: Chemical anchors or undercut anchors
  • Mechanical rooms: Vibration-isolated fasteners for equipment

Industrial Facilities

Heavy Industrial

  • Equipment mounting: Grade 10.9 anchor bolts with grout
  • Overhead cranes: Grade 10.9 structural bolts, proof-loaded
  • Pipe racks: Hot-dip galvanized Grade 8.8 bolts
  • Pressure vessels: Alloy steel studs per ASME code

Food Processing

  • All fasteners: A4-80 (316) stainless steel
  • No crevice designs: Smooth surfaces, no thread exposure in product zone
  • FDA-compliant: Materials approved for food contact

Infrastructure

Bridges

  • Structural bolts: Grade 10.9 or A490, hot-dip galvanized or Dacromet
  • Bearing assemblies: Alloy steel pins and bolts
  • Cable systems: Galvanized wire rope and fittings
  • Design life: 100+ years with minimal maintenance

Railway

  • Rail fastening: Spring steel clips and bolts
  • Track bolts: Grade 10.9, specially coated
  • Bridge and viaduct: Similar to highway bridge requirements

Building Code Requirements

Most jurisdictions reference these standards:

  • IBC (International Building Code): US commercial construction
  • Eurocode 3: European steel construction
  • AS/NZS 4600: Australian cold-formed steel
  • GB 50017: Chinese steel structure design

Corrosion Protection by Environment

  • Interior, dry: Zinc plated or plain (if painted)
  • Interior, humid: Zinc plated minimum
  • Exterior, urban: Hot-dip galvanized
  • Exterior, coastal: Hot-dip galvanized + paint or stainless steel
  • Industrial, chemical: Stainless steel A4-80

Chaoshuo Trading – We supply construction fasteners for all building types. From residential to industrial, we have the right fastener at the right price. Request our construction fastener catalog.