inspection

Fasteners Unlimited offers a full-range of fastener inspection capabilities and testing services.  Our team has over 40 years performing inspections.  Measuring and test equipment is constantly monitored and calibrated on a regular basis and is traceable to NIST (National  Institute  of  Standards  and  Technologies).

EQUIPMENT 

• Conventional Inspection

  • Thread Gages

  • Plug Gages

  • Height Gages

  • Micrometers

  • Calipers 

  • Surface Plates

  • Surface Finish Gage

  • Pin Hole Gages

• Optical Comparator 

• System 22

  • Johnson Gage

• Torque Testing

Metallurgical testing

• Microstructure 
• Macrostructure 
• Grain Size
• Decarburization 

Mechanical testing

• Tensile Testing

  • Full Size Bolts

  • Wedge

  • Axial 

• High Temperature Tesile 

• Charpy

• Hydrogen Embrittlement 

• Shear Testing

• Hardness Testing

  • Rockwell "B" and "C"

• Proof Load

non-destructive testing

• Magnetic Particle Inspection (ASTM E1444)
• Liquid Penetrate
• Ultrasound