Qualified Leeb , Ultrasonic hardness, Knoop
Rockwell,Brinell,Vickers,
Micro hardness tester blocks
Special blocks can be made as per customer demands
Leeb hardness test block
Rockwell hardness test block
Brinell hardness test block
Vickers hardness test block
Micro hardness test block
Knoop hardness test block
Vickers/Knoop
Hardness Value
HV/HK 0.1
240
300
400
540
620
720
840
HV/HK 0.2
240
300
400
540
620
720
840
HV/HK 0.5
240
300
400
540
620
720
840
HV/HK 1
240
300
400
540
620
720
840
HV/HK 2
240
300
400
540
620
720
840
HV/HK 3/5/10
240
300
400
540
620
720
840
Steel hardness test blocks macro
Vickers
Hardness Value
HV 1
150
240
300
400
540
620
720
840
HV 2
150
240
300
400
540
620
720
840
HV 3
150
240
300
400
540
620
720
840
HV 5
150
240
300
400
540
620
720
840
HV 10
150
240
300
400
540
620
720
840
HV 20
150
240
300
400
540
620
720
840
HV 30
150
240
300
400
540
620
720
840
HV 50
150
240
300
400
540
620
720
840
HV 60
150
240
300
400
540
620
720
840
HV 100
150
240
300
400
540
620
720
840
HV 120
150
240
300
400
540
620
720
840
HV 125
150
240
300
400
540
620
720
840
Steel hardness test blocks
Rockwell
Hardness Value
HRA
59.8
62.4
65
67.6
70.2
72.8
75.4
78.1
80.7
82
83.4
HRB
60
80
90
100
HRC
20
25
30
35
40
45
50
55
60
62,5
65
HRF
90
95
115
HR 15 N
67.7
70.5
73.4
76.2
79.1
81.9
84.7
87.5
89.9
90.8
91.3
HR 30 N
41.2
45.6
50.1
54.6
59.1
63,6
68
72.1
78.6
79
81.2
HR 45 N
19.7
25.4
31.2
37
42.8
48.5
54.3
60
65.7
68.5
71.4
HR 15 T
80
86.5
91
92.2
HR 30 T
56.5
69.2
77.3
82
HR 45 T
33.5
52.8
64.6
72.1
HR 62.5
58.2
61
63.7
66.4
69.2
72
74.7
77.5
80.2
81.6
83
HB-T 2.5/187.5
25
53
61
65
HB-T 2.5/62.5
72
80
85
HB-T2.5/31.25
45
65
HRG
62
81
87
94
HRE
95
HRD
40.0
44.0
48.0
51.0
55.0
59.0
63.0
67.0
71.0
73.0
75.0
HRK
76.0
97.0
Aluminum hardness test blocks, macro
Vickers
Standard Härtwerte
HV 5
60
80
100
HV 10
60
80
100
HV 20
60
80
100
HV 30
60
80
100
HV 50
60
80
100
HV 60
60
80
100
