Scales & Balances

ASTM E898

Torque Systems

ASTM E2624

Pressure & Vacuum

ASME B40.100

Charpy impact

ASTM E23

Hardness Testers, Direct and Indirect

ASTM E18 / ASTM E384 / ASTM E10

Physical Calibration Solutions

At Great Lakes Calibration, our calibration service laboratories are equipped with advanced technology and staffed by highly trained professionals, ensuring that your equipment is meticulously calibrated. Our unwavering commitment to precision and excellence is exemplified in our ISO-17025 accreditation for the calibration of physical test and measurement equipment.

Load Cell Capacity

Load Cells and Force Gages

Both tension and compression ASTM E74 calibrations available along with analog and digital force gage calibrations

pressure calibrations

Pressure

Pressure gauge, transducers, and deadweight testers calibration with capabilities of up to 30,000 psi

Accelerometer calibrations

Torque

Capabilities include torque tools, testers, and transducers calibration to 2000 ft-lbs

Dimensional

Hardness

Both direct and indirect verification of Rockwell, Brinell, and micro-hardness testers

Comprehensive Capability

At Great Lakes Calibration, we understand the importance of minimizing downtime. That’s why we offer industry-leading turnaround without compromising on the quality of our services. 

  • Torque and Torsion Systems (ASTM E-2624)
  • Load Cells (ASTM E74 and ISO Standards)
  • Charpy Impact Testers (ASTM E23 and ISO 148-2)
  • Pressure gages from -14.7 psi to 30,000 psi (ASME B40.100)
  • Scales and balances from 0.001-lb to 1,000-lb – ASTM E898
  • Laboratory Weights from 1-mg to 25-kg
  • Microscopes (eyepiece reticules, video systems, photomicrograph magnification) – ASTM E1951
  • Hardness –ASTM E18, ASTM e384, ASTM E92, ASTM E10

Mechanical Calibrations

  • Force to 1,000,000-lb in tension and 3,200,000-lb in compression – ASTM E-4 & ISO 7500 (tensile machines, force gages, stress rupture)
  • Dynamic Force Verification (ASTM E-467 and NASM 1312)
  • Axial Alignment of Load Frames (ASTM E-1012)
  • Extensometers (0.25” to 8” gage length)(ASTM E-83 and ISO 9513)
  • Angular Displacement
  • Displacement to 60-inches (ASTM E-2309)
  • Crosshead speed (ASTM E-2658)
  • Strain rate (Required by some NADCAP standards such as AC-7101)
  • Load rate
  • Torque and Torsion Systems (ASTM E-2624)
  • Charpy Impact Testers (ASTM E23 and ISO 148-2)
  • Digital and Dial indicators
  • Pressure gages from (-15 psi to 10,000 psi)
  • Scales and balances from 1-mg to 11-kg (class-1 weights)
  • Scales and balances from 0.001-lb to 500-lb (class-F weights)
  • Verification of Test Weights up to 40-lbs (such as the weights used for stress rupture testing)
  • Verification of Laboratory Weights from 100-mg to 20-kg (Class-F or Class-6)
  • Microscopes (eyepiece reticules, video systems, photomicrograph magnification)
  • Hardness – Direct and Indirect Verification (Rockwell, Micro, Macro, Brinell)