Wilson Hardness - 400 Series

Manufactured by  Wilson Hardness
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400 Series Knoop/Vickers Hardness Testers

The 400 Series Knoop/ Vickers Hardness Testers are versatile, user-friendly hardness testers for quality assurance or metallurgical research. Providing an affordable and reliable solution for accurate Vickers and Knoop hardness scale testing, the tester features an automatic turret and crisp optics that have a total magnification of 100x and 400x. The system features eight dial selectable test forces ranging from 10 gf- 2 kg (see specifications). For easy sample mounting, models are equipped with a 100 x 100 mm precision XY-Stage with 25 mm movement in each direction.
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General Specifications

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Additional Specifications

Hardness Scales: Knoop & Vickers   
Load Range: 10 gf - 2 kgf   
Test Load: 10, 25, 50, 100, 200, 300, 500, 1000 (2000) gf   
Test Force Application: Deadweight   
Test Load Selection: Dial   
Accuracy: Conforms to EN-ISO 6507, ASTM E384 and E92, and JIS   
Load Control: Automatic (loading, dwell, unloading)   
Dwell Time: 5 - 99 seconds   
Turret: Automatic   
Eyepiece Magnification: 10x   
Digital Encoder Resolution: 0.1µm   
Objectives: 10x, 40x   
Total Magnification: 400x (for measurement)   
Measuring Range: 100x (for observation), 200µm   
Optical Path: 2-way switchable: eyepiece/camera   
Light Filter: Green and Blue   
Light Source: Halogen lamp   
Display: Length of diagonal, hardness converted value, test force   
Hardness Value: 5-digit   
Diagonal Length: 4-digit (D1, D2)   
Data Output: Built-in printer, RS 232   
Statistics: Number, Average, Standard deviation, Range   
Conversion: Brinell, Rockwell, Superfical Rockwell, Tensile Strength   
Maximum Specimen Height: 85 mm (2.55 in)   
Depth from the Centerline: 120 mm (3.35 in)   
XY-Stage Dimensions: 100 x 100 mm   
XY-Stage Travel Range: 25 x 25 mm   
Minimum Reading: 0.01 mm   
Operating Temperature: Range: 10° to 38°C (50° to 100°F)   
Humidity: 10% - 90% non-condensing   
Dimensions: 513 x 320 X 470 mm (20.2 x 12.6 x 18.5 in)

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