574洛氏硬度计性能稳定可靠，拥有所有普通洛氏硬度标尺（60，100，150Kgf总试验力）和表面洛氏硬度标尺（15，30，45Kgf总试验力），能够满足不同洛氏硬度测试的要求。574采用专业化的工业设计，人性化的LCD操作面板外观新颖，操作简单，内置USB接口可方便地将数据导入 Microsoft® Excel®或其他应用程序。574系列硬度计配备了先进的自动刹车系统保证初试验力精确加载，高精密的 深度测量系统确保了硬度测试结果的高精确性和重复性。574系列洛氏硬度计质量上乘，结构坚固耐用并具备同级别产品中领先的重复性和再现性（GR&R）。
Series Models
Capabilities
Regular Superficial Applications
Rockwell 574R Yes Steels, Coppers, Cast Irons, Deep Case Hardened Materials
Rockwell 574S Yes Cemented Carbides, Thin Steels, Shallow Case Hardened Materials
Rockwell 574T Yes Yes Steels, Coppers, Cast Irons, Thin Materials, Shallow and Deep Case Hardened Materials
规格
574R 574S 574T
Hardness Capabilities Regular Superficial Regular and Superficial
硬度标尺 A, B, C, D, E, F, G, H, K, L, M, P, R, S, V 15N, 30N, 45N, 15T, 30T, 45T, 15W, 30W, 45W, 15X, 30X, 45X, 15Y, 30Y, 45Y A,B, C, D, E, F, G, H, K, L, M, P, R, S, V, 15N, 30N, 45N, 15T, 30T, 45T, 15W, 30W, 45W, 15X, 30X, 45X, 15Y, 30Y, 45Y
初试验力 10 Kg
(98.07 N) 3 Kg
(29.42 N) 3, 10 Kg
(29.42, 98.07 N)
Test Loads 60, 100, 150 Kg
(588.4, 980.7, 1471 N) 15, 30, 45 Kg
(147.1, 294.2, 441.3 N) 15, 30, 45, 60, 100, 150 Kg
(147.1, 294.2, 441.3, 588.4, 980.7, 1471 N)
Test Force Application Type Calibrated Spring (Minor Load), Dead weight stack (Major load)
Dwell Time Minor Dwell Time: 0.1 - 50.0 seconds
Major Dwell Time: 1.0 - 50.0 seconds
Elastic Recovery: 0.2 - 50.0 seconds
Vertical Testing Capacity 289 mm (11.43 in) accessories may decrease available capacity
Test Cycle Type Motorized (Manual preload, auto trip, auto brake)
Specimen Illumination Adjustable LED
Standards Compliant ASTM E18, ASTM D785, ASTM B294, ISO 6508, JIS Z2245, GB/T 230
Conversion ASTM E140, ISO 18265, DIN 50150, GB T1172 Convert up to 4 scales simultaneously
Statistics Number of Tests, Mean, Standard Deviation, Maximum, Minimum Range, CP, CPk, Individual test hardness numbers (displayed in a scrolling vertical list)
Languages English, German, Spanish, French, Italian, Chinese (Simplifed)
Data Memory 999 per each hardness scale
Data Output USB and RS-232
Resolution 0.1 or .01 HR (adjustable)
Throat Depth 175 mm (6.93 in) at the top, 155 mm (6.13 in) at the bottom
Machine Dimensions Overall height: 934 mm (36.83 in)
Overall width: 292 mm (11.53 in)
Overall depth: 566 mm (22.3 in)
Maximum Specimen Weight 100 Kg (220 lb)
Machine Weight 75 Kg (165 lb)
Power Supply 100 - 240V AC 60/50 Hz
Applications Steels, Coppers, Cast Irons, Thin Materials, Shallow and Deep Case Hardened Materials
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