เครื่องทดสอบความแข็งแบบตั้งโต๊ะชนิด Rockwell 900-367 (Phase ll)

เครื่องทดสอบความแข็งคือการระบุความแข็งของชิ้นงานทดสอบ โดยการวัดความลึกโดยกดทางเข้าของหัวเพชร หรือลูกบอลเหล็กเข้าไปในชิ้นงาน มันใช้งานง่ายและใช้กันอย่างแพร่หลายในซอฟท์, โลหะหนัก, โลหะที่ไม่ใช่เหล็ก, อโลหะ

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Digital Rockwell Hardness Tester
Model No. 900-367
Load Cell, Closed Loop, Rockwell Hardness Tester!
Touch Screen Functions w/One Touch Testing Feature!

Features:
This digital Rockwell hardness tester with fully automated load/unload procedures affords highly sensitive and accurate readings. Micro computer controlled Touch Screen with USB output to PC. The 900-367 digital Rockwell hardness tester offers programmable scale conversions, dwell times, statistical capabilities and test counter. Capable of testing in all of the regular Rockwell hardness scales

Entire Rockwell Hardness Test Cycle Performed Automatically.

Direct Loading Method With Load-Cell Instead Of Dead Weight System. High Speed Test Cycle and Extremely Accurate Loading Control

• Automatic conversions to HB, HV, Superficial Rockwell Scales
• Touch Screen selectable system
• Upper/Lower Limit Settings

Specifications: Rockwell Hardness Tester

Minor Load	10 Kgf
Major Load	60 Kgf, 100 Kgf, 150 KGF
Test Force Application	Load Cell Closed Loop
Test Force Control	Motorized
Results Display	Hi Def LCD Digital Readout
Resolution	0.01HR
Vertical Capacity	7.80”
Throat Depth	5.90”
Height	27.5”/700mm
Width	23.6”/600mm
Depth	9.84”/250mm
Weight	220 lbs/100Kg

Accessories: Included

C-scale Diamond Indenter

1/16” Ball Indenter

3- HRC test Blocks

1- HRB Test Block

Test Table 5.87” (150mm)

Flat Anvil 2.5” (63mm)

Std. V- Anvil

Accessory Case

Test resolution: 0.01HR Rockwell unit;
Operation temperature: 50° - 95°F (10ᵒC～35ᵒC)
Ambient environment: clean, no vibration, no strong magnetic field, and no corrosive medium;
Power supply: single phase, AC, 110-220 with manual change, 50～60Hz, 4A;
Machine dimension: 27.5”x23.6”x9.84” /700mm×250mm×600mm.

Scale	Indenter	Initial Test Force	Total Test Force	Application Scope
A	Diamond	98.07(N) 10kg	588.4(N) 60kg	hard alloy, carbide, surface quenched steel, etc.
D			980.7(N) 100kg	thin steel sheet, surface quenched steel, etc.
C			1471(N) 150kg	quenched steel, tempered steel, hard cast iron, etc.
F	1/16” Carbide Ball		588.4(N) 60kg	cast iron, aluminum, magnesium alloy, bearing alloy, etc.
B			980.7(N) 100kg	mild steel, copper alloy, annealed steel, etc.
G			1471(N) 150kg	phosphor bronze, beryllium copper, malleable iron, etc.
H	1/8” Carbide Ball		588.4(N) 60kg	aluminum, zinc, lead, etc.
E			980.7(N) 100kg	bearing alloy, tin, hard plastics, etc.
K			1471(N) 150kg	bearing alloy, tin, hard plastics, etc.
L	1/4” Carbide Ball		588.4(N) 60kg	hard plastic, hard rubber, aluminum, tin, copper, mild steel, synthetic resin and friction materials, etc
M	1/4” Carbide Ball		980.7(N) 100kg
R	½” Carbide Ball		588.4(N) 150kg