Rockwell C: ~6 (major load 150)
Rockwell B: hardness 93; tensile 96 psi (major load 100)
Vicker test:
Average length(trial 1) = 119, Hardness 194(load of 200)
Average length(trial 2) = 115.5, Hardness 206(load of 200)
Rockwell B: ~107 (major load 100)
Rockwell C: hardness 25; tensile 120 psi (major load 150)
Vicker Test:
Average length = 115, Hardness 207 (load of 200)
Rockwell C: 14 - no listed tensile strenght value.
Rockwell B: 94 = 98 kips of tensile strength (trial 1) and 91 = 91 kips of tensile strength (trail 2)
*Rockwell C test used a major load of 150.
*Rockwell B test used a major load of 100.
Vicker: Average length was 113 - Hardness of 215
*Vicker tests performed with a load of 200.
Rockwell B: 23 - no listed data
Rockwell C: 63 (trial 1) and 64 (trial 2) - no listed tnesile strength
Vicker: Average length of 58 yielded a hardness of 802
*same loads applied as before the heating and quenching
Rockwell C: No Value on Table
Rockwell B: 95= 101 kips of tensile strength
Vicker: average length: 104.5 hardness: 252
Rockwell B: score: 76 Tensile Strength: N/A
Rockwell C:
Trial 1: score: 38 Tensile Strength: 171 kips
Trial 2: score: 41 Tensile Strength: 188 kips
Vickers:
Trial 1: Average Length: 94.5 Score: 308
Trial 2: Average Length: 89 Score: 346
Before
Rockwell C: 106 - no listed tensile strength value.
Rockwell B: hardness 96 = 103 kips of tensile strength (load:100)
Vicker test:
Average length(trial 1) = 109.5, Hardness 228(load of 200)
Average length(trial 2) = 109, Hardness 231(load of 200)
After
Rockwell C: 67.5 - no listed tensile strength value.
Rockwell B: hardness 113.5 - too high for chart (tensile strength > 116) (load:100)
Vicker test:
Average length(trial 1) = 89.5, Hardness 342(load of 200)
Rockwell B (Major Load of 100) - 95
Rockwell C (Major Load of 150) - 12
Vickers (Load of 200) - Hardness of 223, Average length of 111
(Quenched for 42 seconds in water)
Rockwell B (Major Load of 100) - 21
Rockwell C (Major Load of 150) - 63 (First Trial), 59 (Second Trial)
Vickers (Load of 200) - Hardness of 159, Average length of 132.75
Rockwell B (Major Load of 100): Trial 1 - 93 Trial 2 - 96
Vickers (Major Load of 200): Trial 1 - 213, Trial 2 - 181
Rockwell B (Major Load of 100): Trial 1 - 89 Trial 2 - 94.5
Vickers (Major Load of 200): Trial 1 - 174, Trial 2 - 193
Follow the link to our hardness test presentation… https://docs.google.com/file/d/0B8xUNUHY_1-HRXRrcFc2d2xtbHM/edit