ASTM A325 Structural Bolt

ASTM A325 Structural Bolt

ASTM A325ASTM A325M

Heavy hex structural bolt meeting ASTM A325 specifications. Designed for steel-to-steel structural connections in buildings and bridges.

Technical Specifications

StandardASTM A325 / A325M
Size Range1/2"-1-1/2" / M12-M36
GradeA325 Type 1
MaterialMedium Carbon Steel
ThreadHeavy Hex
SurfaceZinc-Nickel / HDG / Mechanically Galvanized

Key Features

  • Heavy hex head for high-torque applications
  • Meets structural bolting specifications
  • Available with F436 washer and A563 nut sets

📦 Business Terms

MOQ: 500 pcs (negotiable for trial orders)
Lead Time: 15-25 days for standard orders
Sample: Free samples available, shipping on buyer's account
Payment: T/T 30% deposit, 70% before shipment
Shipping: FOB Ningbo
Custom: Custom sizes, grades, coatings, and packaging available

Applications

Steel structure connectionsBridge constructionHeavy infrastructure