HR150B High Frame Benchtop Rockwell hardness tester Main features : High testing efficiency,with high accuracy hydraulic buffer,durable and reliable loading; Higher ,especially suitable for large workpiece testing; Direct dial readings,with scales of HRA,HRB and HRC(other scale available ); Precision hydraulic buffers, loading smooth and adjustable speed; Precision conforms to GB/T230.1/.2 National Standard,ISO 6508-2,ASTM E18. Application: It's suitable to determine the Rockwell hardness of ferrous, non-ferrous metals and non-metal materials. It can be widely applied in the Rockwell hardness testing for heat treatment materials, such as quenching, hardening and tempering, etc. Specifications: Measuring range 20-88HRA, 20-100HRB, 20-70HRC Test force 588.4, 980.7, 1471N (60, 100, 150kgf) Max. height of test piece 400mm Depth of throat 160mm Hardness resolution 0.5HR Dimension 540 x 326x 1025mm Weight approx. 140kg Standard accessories: Large flat anvil: 1 pc. Small flat anvil: 1 pc. V-notch anvil: 1 pc. Diamond cone indenter : 1 pc. 1/16" steel ball indenter: 1 pc. Rockwell standardized block: 5 pcs
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