High-Quality Fasteners for Every Industrial Application

At Unique Engineering, we specialize in manufacturing and supplying a comprehensive range of industrial-grade fasteners built to perform in the most demanding environments. Our fasteners are engineered with precision using superior materials like stainless steel, carbon steel, alloy steel, titanium, duplex, and high-nickel alloys to meet global quality standards.

Types of Fasteners We Offer

We offer a wide selection of fasteners designed for various mechanical, construction, petrochemical, and heavy engineering applications:

• Bolts: Hex Head Bolts, Square Bolts, U-Bolts, Eye Bolts, T-Bolts, Lag Bolts, Counter Sunk Bolts
  
• Nuts: Hex Head Nuts, Square Nuts, Lock Nuts, Eye Nuts, Wing Nuts, T-Nuts, Panel Nuts, Coupling Nuts, Dome Nuts, Acorn Nuts
  
• Washers: Flat Washers, Lock Washers, Sealing Washers, Split Washers, Slot Washers, Machine Washers, Star Washers
  
• Screws, Rivets, Inserts, Threaded Rods, Retaining Rings
  
• Springs: Wire Springs, Flat Springs
  
• Concrete Anchors

Materials & Grades

Our fasteners are manufactured using high-grade materials that comply with international standards:

Stainless Steel (ASTM A193):

• Grades: 304, 304L, 304H, 316, 316L, 317, 317L, 321, 310, 347, 904L
  

Carbon Steel:

• Grades: A, B, C
  

Alloy Steel:

• Grades: B6, B7, B7M, B16, 2, 2HM, 2H, Gr.6, Gr.7, Gr.M7
  

High Nickel Alloys:

• Inconel: 600, 601, 625, 800, 825, 718
  
• Hastelloy: C4, C22, C276, B2, B3
  
• Nickel: 200, 201
  
• Cupro-Nickel: 70/30, 90/10, 95/5
  

Duplex Steel:

• Grades: S31803, S32205
  

Super Duplex Steel:

• Grades: S32750, S32760
  

Titanium:

• Grades: 1, 2, 3, 4, 5, 7