Loading...

Materials

Our Materials

Comprehensive Range of Fastener Materials

At United Bolt Nut Industries, we work with an extensive range of materials to meet diverse industrial requirements. From standard materials for general applications to exotic alloys for extreme environments, we provide fasteners in the right material for your specific needs.

Stainless Steel

Stainless Steel

AISI 300 Series & Specialty Grades
Available Grades:
304 / 304L 316 / 316L 310 / 310S 317 / 317L 321 347 904L 409 410 416 420 430
Key Properties:
  • Corrosion Resistance: Excellent
  • Temperature Range: -200°C to 800°C
  • Tensile Strength: 70-100 ksi
  • Applications: Food, Marine, Chemical, Architectural
Alloy Steel

Alloy Steel

High-Strength & Temperature Resistant
Available Grades:
A193 B7 / B7M A193 B16 A320 L7 / L7M A320 L43 Grade 8.8 Grade 10.9 Grade 12.9 A354 BD A490
Key Properties:
  • Strength Level: High to Ultra-High
  • Temperature Range: -100°C to 650°C
  • Tensile Strength: 100-180 ksi
  • Applications: Oil & Gas, Power, Structural
Carbon Steel

Carbon Steel

General Purpose Fasteners
Available Grades:
Grade 2 Grade 5 Grade 8 A307 A325 A449 SAE J429 CFS 180
Key Properties:
  • Strength Level: Medium to High
  • Cost Effectiveness: Excellent
  • Tensile Strength: 60-150 ksi
  • Applications: Construction, Automotive, General
Exotic

Titanium

High Strength-to-Weight Ratio
Available Grades:
Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 (Ti-6Al-4V) Grade 6 Grade 7
Key Properties:
  • Corrosion Resistance: Excellent
  • Strength-to-Weight: Best in Class
  • Temperature Range: Up to 600°C
  • Applications: Aerospace, Marine, Medical
Exotic

Nickel Alloys

High Temperature & Corrosion Resistant
Available Alloys:
Inconel 600 Inconel 625 Inconel 718 Monel 400 Monel K500 Hastelloy C276 Hastelloy C22 Nickel 200/201
Key Properties:
  • Temperature Range: Up to 1200°C
  • Corrosion Resistance: Exceptional
  • Oxidation Resistance: Excellent
  • Applications: Chemical, Aerospace, Nuclear
Exotic

Duplex Steel

Superior Strength & Corrosion Resistance
Available Grades:
Duplex 2205 Super Duplex 2507 Lean Duplex 2101 Duplex 2304 Hyper Duplex
Key Properties:
  • Strength: 2x 316 Stainless
  • Corrosion Resistance: Superior
  • Stress Corrosion: Excellent
  • Applications: Offshore, Chemical, Desalination
Non-Ferrous

Non-Ferrous Metals

Specialty Applications
Available Materials:
Aluminium Copper Brass Bronze Cupro-Nickel Zinc Alloys
Key Properties:
  • Electrical Conductivity: Excellent
  • Thermal Conductivity: High
  • Non-Magnetic: Yes
  • Applications: Electrical, Marine, Decorative
Coatings

Protective Coatings

Enhanced Corrosion Protection
Available Coatings:
Hot Dip Galvanizing Electro Galvanizing Zinc Nickel PTFE Coating Dacromet Geomet Chrome Plating Cadmium Plating
Key Benefits:
  • Corrosion Protection: Enhanced
  • Chemical Resistance: Improved
  • Aesthetic Appeal: Yes
  • Applications: Outdoor, Marine, Chemical
Treatment

Heat Treatment

Enhanced Mechanical Properties
Available Processes:
Quenching & Tempering Case Hardening Through Hardening Precipitation Hardening Solution Annealing Nitriding Normalizing
Key Benefits:
  • Hardness: Increased
  • Toughness: Improved
  • Wear Resistance: Enhanced
  • Applications: High-Stress, Wear Applications

Stainless Steel Fasteners

Stainless steel fasteners offer excellent corrosion resistance, making them ideal for applications where exposure to moisture, chemicals, or harsh environments is expected.

Common Grades:
  • 304/304L: General purpose, good corrosion resistance
  • 316/316L: Superior corrosion resistance, molybdenum added
  • 310/310S: High temperature resistance
  • 904L: Superior acid resistance
  • 410/416: Martensitic, heat treatable
Applications:
  • Food processing equipment
  • Marine and coastal installations
  • Chemical processing plants
  • Medical equipment
  • Architectural applications

Alloy Steel Fasteners

Alloy steel fasteners provide high strength and temperature resistance, making them suitable for critical applications in oil & gas, power generation, and structural engineering.

Exotic Material Fasteners

Exotic materials like Titanium, Inconel, Hastelloy, and Monel offer exceptional performance in extreme conditions including high temperatures, corrosive environments, and specialized applications.

Non-Ferrous Fasteners

Non-ferrous fasteners are essential for applications requiring non-magnetic properties, electrical conductivity, or specific chemical compatibility.

Material Selection Guide

Compare Material Properties

Use our material comparison chart to select the right material for your application based on key properties and performance characteristics.

Material Tensile Strength (MPa) Yield Strength (MPa) Corrosion Resistance Temperature Limit Typical Applications Cost Factor
SS 304 515 205 Good 800°C General, Food, Architectural Low
SS 316 515 205 Excellent 870°C Marine, Chemical, Medical Medium
A193 B7 860 725 Fair 650°C High Temp, Pressure Vessels Medium
Titanium Gr5 900 830 Excellent 600°C Aerospace, Marine, Medical High
Inconel 625 830 415 Exceptional 1200°C Aerospace, Chemical, Nuclear Very High
Duplex 2205 620 450 Superior 300°C Offshore, Chemical, Desalination High

Need help selecting the right material for your application? Our technical team can assist you.

Consult Our Experts

Standards Compliance

International Standards We Follow

Our materials and manufacturing processes comply with various international standards to ensure quality, reliability, and compatibility with global requirements.

American Standards

ASTM, ASME, ANSI, SAE

European Standards

DIN, EN, ISO, BS

Industry Standards

API, NACE, NORSOK

Quality Standards

ISO 9001:2015 Certified