Rockwell hardness tester scale, indenter, test force selection

- Jan 20, 2019-

Touch screen digital display Rockwell hardness tester scale, indenter, test force selection table 2-2 touch screen digital display Rockwell hardness tester with test force initial test force N (kgf) total test force N (kgf) 98 (10) 588 ( 60) 980(100) 1471(150) Table 2-3 Touch screen digital Rockwell hardness tester scale, indenter, test force hardness scale head mm (in) Initial test force N (kgf) Total test force N (kgf) A diamond conical indenter 98 (10) 588 (60) B steel ball indenter φ1.5875 (1/16) 980 (100) C diamond conical indenter 1471 (150) D diamond conical indenter 980 (100 E steel ball indenter φ3.175 (1/ 8) 980 (100) F steel ball indenter φ1.5875 (1/16) 588 (60) G steel ball indenter φ1.5875 (1/16) 1471 ( 150) H steel ball indenter φ3.175(1/ 8) 588(60) K steel ball indenter φ3.175(1/ 8) 1471(150) L steel ball indenter φ6.35(1/ 4) 588 (60) M steel ball indenter φ6.35(1/ 4) 980(100) P steel ball indenter φ6.35(1/ 4) 1471(150) R steel ball indenter φ12.7(1/ 2) 588(60) S steel ball indenter φ12.7(1/ 2) 980(100) V steel ball indenter φ12.7(1/ 2) 1 471(150) Table 2-4 Touch screen digital surface Rockwell hardness tester with test force initial test force N (kgf) total test force N (kgf) 29.4 (3) 147.1 (15) 294.2 (30) 441.3 (45) Table 2-5 Touch screen digital display surface Rockwell hardness tester scale, indenter, test force hardness scale head mm (in) Initial test force N (kgf) Total test force N (kgf) HR-15N 1200 diamond conical indenter 29.4(3) 147.1(15) HR—30N 294.2(30) HR—45N 441.3(45) HR—15T Steel ball indenter φ1.588(1/16) 147.1(15) HR—30T 294.2(30) HR— 45T 441.3(45) HR—15W steel ball indenter φ3.175 (1/8) 147.1(15) HR—30W 294.2(30) HR—45W 441.3(45) HR—15X steel ball indenter φ6.35 (1 /4) 147.1(15) HR—30X 294.2(30) HR—45X 441.3(45) HR—15Y Steel ball indenter φ12.7 (1/2) 147.1(15) HR—30Y 294.2(30) HR—45Y 441.3(45)