Specifications
HRD-45A electric surface Rockwell hardness tester
Main features:
Leverage loading, reliable and durable, test automation, one for operator error
Direct dial readings, HRN, HRT, and other optional Rockwell scale;
Precision hydraulic buffers, loading smooth and adjustable speed; without friction spindle, high precision testing force;
Accuracy according GB/T230.2, ISO6508-2 and American ASTM E18 standards.
Application and scope:
Determination of ferrous metals, steel, carbide and metal surface treatment after the surface (. Nicarbing plating layer) Rockwell hardness;
Particularly suitable for parallel precision measurement plane.
The main technical parameters:
Measuring range :70-94HR15N ,67-93HR15T ,42-86HR30N ,29-82HR30T ,20-77HR45N ,10-72HR45T;
Test force: 147.1,294.2,441.3 N (15,30,45 kgf);
Sample maximum allowable height: 200mm; pressure head center to wall distance: 135mm;
Hardness Resolution: 0.5HR; supply: 220V, 50/60Hz;
Dimensions: 500 * 250 * 700mm; Weight: 70KG.
Standard accessories box:
Ohira table, table squares, V-type table: each one; diamond cone indenter, 1/16 "steel ball indenter: each one;
Standard surface Rockwell hardness blocks: 4.