Automatic Rockwell Superficial Hardness Tester

Specifications

 Automatic Rockwell Superficial Hardness Tester

Model:HR450(without printer) / HR45P(with printer)

• HR450 / HR45P can be used directly to measure Rockwell Superficial hardness for metal and plastic material.
• Provided with many features such as high measuring precision, wide measuring range with 15 Rockwell superficial scales.
• Automatic test force switch according the selected scale without manual operation.
• Automatic load cycle. The loading, dwell, unloading process of the main test force are controlled exactly to meet standard.
• Measuring results digitally displaying and can be printed, or transmitted to external computer automatically.
• The tester is suitable for testing of carbon steel, alloy steel, cast iron, non ferrous metal, and engineering plastic etc., especially small and thin parts.
• Test value can be transformed to the value of HB, HV, HK and σ_b value.
• The tester meets all the following standards such as ISO 6508-2, ASTM E18, BS EN ISO6508-2.
• Preload:29.4N(3kgf)
• Total test force:147.1N(15kgf), 294.3N(30kgf), 441.3N(45kgf)
• Scales:HR15N, HR30N, HR45N, HR15T, HR30T, HR45T, HR15W, HR30W, HR45W,HR15X, HR30X, HR45X, HR15Y, HR30Y, HR45Y
• Load dwell duration: 2s~50s, can be set and stored
• Resolution :0.1HR
  Display:High definition backlight LCD
• Operation:Menu selectable, Membrane keypad
• Upper/lower limits setting & alarming
• Data statistics: Avg., Max., Min., S, R available
• Curved surface correcting automatically
• Memory: Max 500 items of test results stored automatically
• Data output: USB port to external PC
• Printer:Model HR450 with aRS-232 port to connect the external micro printer

Model HR45P with an integrated micro-printer

• Testing space:200mm in vertical, 165mm in horizontal
• Dimensions: 550mm×200mm×720mm
• Power supply: AC, 220V/110V, 50~60Hz, 4A
• Net weight:90kg