CHỨC NĂNG:
Máy đo độ cứng bề mặt kỹ thuật số tự động Rockwell HR-450 được sử dụng để đo độ cứng kim loại, nhựa với những đặc điểm nổi trội như độ chính xác cao, khoảng đo rộng và có thể tự động đo độ cứng chất liệu theo sự cài đặt trước.
THÔNG SỐ KỸ THUẬT:
· 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 σb value.
· The tester meets all the following standards such as ISO 6508-2, ASTM E18, BS EN ISO6508-2, GB/T230.2.
· 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 cycle: 3~8s
· Load dwell duration: 2~50s, can be set
· 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: RS-232 to micro printer, USB port to external PC
· Testing space:200mm in vertical, 165mm in horizontal
· Dimensions: 550mm×200mm×720mm
· Power supply: AC, 220V/110V, 50~60Hz, 4A
· Net weight: 90kg
Standard configuration
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Host machine
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1
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Standard hardness block for 30N scale
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1
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Standard hardness block for 30T scale
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1
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ball indenter (1/16″)
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1
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120°cone diamond indenter
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1
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Mounting screws for indenter
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2
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Flat anvil
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1
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“V ”shape anvil
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1
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Power supply wire
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1
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Screwdriver for indenter mounting
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1
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Dust cover
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1
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Optional accessories:
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Short diamond indenter
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Chisel diamond indenter
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Slender diamond indenter
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1/8″ball indenter and spare steel ball
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1/4″ball indenter and spare steel ball
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1/2″ball indenter and spare steel ball
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φ225 anvil
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φ150 anvil
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Standard hardness block for other scales
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Micro printer
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