Phase2Plus

Features: Model No. 900-420 Superficial Rockwell Hardness Tester

This digital Superficial Rockwell hardness tester with fully automated load/unload procedures affords highly sensitive and accurate readings. Micro computer controlled Touch Screen with USB output to flash drive. The 900-420 digital Superficial Rockwell hardness tester offers programmable scale conversions, dwell times, statistical capabilities and test counter.

Capable of testing in all of the Superficial Rockwell hardness scales.

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, Popular Rockwell Scales
• Touch Screen selectable system
• Upper/Lower Limit Settings

• 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;

Minor Load	3kgf
Major Load	15KGF, 30KGF, 45KGF
Test Force Application	Load Cell Closed Loop
Test Force Control	Motorized
Results Display	Hi Def LCD Digital Readout
Resolution	0.1HR
Vertical Capacity	8.0”
Throat Depth	7.8”
Height	22”
Width	8”
Depth	31”
Weight	175 lbs

Accessories: Included

C-scale Diamond Indenter
• 1/16” Ball Indenter
• 2- HRN test Blocks
• 3- HRT Test Block
• Test Table 5.87” (150mm)
• Flat Anvil 2.5” (63mm)
• Std. V- Anvil
• Dust Cover
• Accessory Case

Scale Symbol	Indentor Type	Preliminary Force N (kgf)	Total Force N (kgf)	Similar to A C and D scales but for thinner gage material Typical Applications
15N	Spheroconical Diamond	29.42 (3)	147.1 (15)
30N	Spheroconical Diamond	29.42 (3)	294.2 (30)
45N	Spheroconical Diamond	29.42 (3)	441.3 (45)
15T	1/16” Carbide Ball	29.42 (3)	147.1 (15)	Similar to B, F and G scales but for thinner gage material.
30T	1/16” Carbide Ball	29.42 (3)	294.2 (30)
45T	1/16” Carbide Ball	29.42 (3)	441.3 (45)
15W	1/8” Carbide Ball	29.42 (3)	147.1 (15)	Very Soft Material
30W	1/8” Carbide Ball	29.42 (3)	294.2 (30)
45W	1/8” Carbide Ball	29.42 (3)	441.3 (45)
15X	¼” Carbide Ball	29.42 (3)	147.1 (15)
30X	¼” Carbide Ball	29.42 (3)	294.2 (30)
45X	¼” Carbide Ball	29.42 (3)	441.3 (45)
15Y	½” Carbide Ball	29.42 (3)	147.1 (15)
30Y	½” Carbide Ball	29.42 (3)	294.2 (30)
45Y	½” Carbide Ball	29.42 (3)	441.3 (45)