Escalas de rockwell a

Engineering Data
ROCKWELL - BRINELL HARDNESS DATA
ROCKWELL C to BRINELL 3000 KG. For Hardened Steels and Alloys ROCKWELL C 150 Kg. Load “Brale”60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 42 40 38 36 34 32 30 28 26 24 22 20 BRINELL 3000 Kg. Load 10MM Ball 614 600 587 573 560 547 534522 509 496 484 472 460 448 437 426 415 393 372 352 332 313 297 283 270 260 250 240 230 ROCKWELL B to BRINELL 500 and 3000 KG. For Unhardened Steel,Steel of Soft Temper, Gray and Malleable Cast Iron and Most Nonferrous Metal ROCKWELL B 100 Kg. Load 1/16” Dia. Ball 100 99 98 97 96 95 94 93 92 9190 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 72 70 68 66 64 62 60 58 56 54 52 50 48 46 44 42 40 38 36 34 32 30 28 24 20 16 12 8 4 0 BRINELL 500Kg. Load 10mm Ball 201 195 189 184 179 175 171 167 163 160 157 154 151 148 145 142 140 137 135 133 130 128 126 124 122 120 118 114 110 107 104 10198 95 92 90 87 85 83 81 79 78 76 74 73 71 70 68 67 66 64 62 60 58 56 55 53 BRINELL 3000 Kg. Load 10mm Ball 240 234 228 222 216 210 205 200 195 190185 180 176 172 169 165 162 159 156 153 150 147 144 141 139 137 135 130 125 121 117 114 110 107 104 101

ROCKWELL C to BRINELL 3000 KG. ForHardened Steels and Alloys BRINELL 3000 Kg. Load 10MM Ball 200 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 600 ULTIMATE TENSILE STRENGTH,psi 100,000 108,000 122,000 141,000 158,000 174,000 188,000 202,000 215,000 227,000 238,000 249,000 258,000 267,000 282,000 295,000 308,000