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A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Erichsen cupping testers
Rockwell hardness test -- Calibration of reference blocks
Shore hardness test -- Calibration of reference blocks
Knoop hardness test -- Verification and calibration of testing machines
Vickers hardness test -- Calibration of reference blocks
Brinell hardness test -- Calibration of reference blocks
Calibration and verification of helical compression and extension springs testing machines
Light-exposure and light-and-water-exposure apparatus (Enclosed carbon-arc type)
Light-exposure and light-and-water-exposure apparatus (xenon-arc lamp type)
Metallic materials-Charpy V-notch pendulum impact test-Instrumented testing machine
Forced air circulation oven type thermal accelerated aging testers
Whole-body vibration -- Part 1: Measuring instrumentation
Hand-transmitted vibration -- Part 2: Practical guidance for measurement at the workplace
Hand-transmitted vibration -- Part 3: General requirements for measurement and evaluation
Marks for survey and boundary -- Part 2: Metal markers
Marks for survey and boundary -- Part 3: Nail Markers
Continuous analyzer for carbon monoxide in ambient air
Automatic monitors for suspended particulate matter in ambient air
Continuous analyzers for hydrocarbons in ambient air
Continuous analyzers for fluorine compounds in ambient air
Automated measuring systems and analyzers for sulfur dioxide in flue gas
Automated measuring systems and analyzers for nitrogen oxides in flue gas
Continuous analyzers for oxygen in flue gas
Continuous analyzer for hydrogen chloride in flue gas
Continuous analyzers for methane in emission gas