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    • Headed Bolts
      • HV Bolts
      • High Tensile Bolts
      • High Tensile Fasteners
      • Stainless Steel Bolts
      • Structural Bolts
      • T Bolts
    • Stud Bolts
      • Full Threaded Stud Bolts
      • Double ended stud bolts
      • Reduced Shank Stud Bolts
      • Blade Studs
      • Hub Studs
      • Threaded Rods
    • Nuts
      • Hex Nuts
      • Heavy Hex Nuts
      • HV Nuts
      • Hex Lock Nuts
    • Washers
      • Standard Washers
      • HV washers
      • Spring Washer
      • Chamferd Washer
    • Foundation Bolts
      • IS 5624 / DIN 529
      • Foundation bolts for Wind mills
    • Other
      • Precision Turned Components
  • Infrastructure
    • Raw Material
    • Cutting
    • Forging
    • Drilling
    • CNC Machining
    • Tapping
    • Thread Rolling
    • Heat Treatment
    • Coating
    • Factory
  • Material Grades
    • Alloy Steel
    • Carbon Steel
    • Duplex Steel
    • Stainless Steel
  • Quality
    • Mechanical Testing
    • Metallurgical Testing
    • Quality Assurance
    • Certification
    • PMI
    • 100% Batch Traceability
  • Applications
    • Wind Farms
    • Solar Thermal Plants
    • Nuclear Power Plants
    • Railways
    • Ship Building
    • Photovoltaic plants
    • Water Pipelines
    • Sewage Treatment
    • Waste Water Treatment
    • Pumps & Valves
    • Petrochemical
  • Technical Information
    • Standard
    • Weight Chart
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    • Threading Theory
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DRAWINGS AND STANDARD INFORMATION

Drawings and Standard Info
  • ISO 125
  • ISO 4014
  • ISO 4017
  • ISO 4032
  • ISO 6914
  • ISO 6915
  • ISO 6916
  • ASTM A 193
    • A193 B7
    • A193 B7M
    • A193 B8
    • A193 B8M
    • A193 B8T
    • A193 B16
    • A193 L7
    • A193 L7M
    • A193 L43
  • ASTM A 194
  • ASME B18.2.1
  • ASME B18.2.2

ISO 125
ISO 4014
ISO 4017
ISO 4032
ISO 6914
ISO 6915
ISO 6916
ASTM A 193
ASTM A 194
ASME B18.2.1
ASME B18.2.2
  • Technical Information
  • Standard
  • Weight Chart
  • Dimensions
  • Drawings
  • Threading Theory
  • Torque Information

BIG BOLT NUT is a manufacturer & exporter of Bigger Diameter Bolt and nuts. We manufacture bolts, nuts and stud bolts in high tensile and in Stainless steel grades for critical applications, like wind energy, infrastructure, pipe lines, sewage plants, pumps, valves, bridges, water treatment plants, TSE networks and more

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