Общий каталог Yamawa 2021 - страница 19
Навигация
Обший каталог Yamawa 2016 - 2017
Краткое руководство Yamawa по каталогам
Общий каталог Yamawa 2022 - 2023
Каталоги Yamawa твердосплавные метчики для закаленной стали
Hardness conversion table
Durezze Härte Dureté Dureza Твердость
BRINELL HARDNESS ROCKWELL HARDNESS*2 ROCKWELL SUPERFICIAL HARDNESS
ROCKWELL TENSILE ROCKWELL
VICKERS SHORE
C SCALE STRENGTH C SCALE
SP HARDNESS STANDARD TUNGSTEN HARDNESS
HARDNESS A SCALE B SCALE D SCALE 15-N SCALE 30-N SCALE 45-N SCALE MPA*1 HARDNESS*2
BALL CARBIDE BALL
| HRC | HV | HB | HRA | HRB | HRD | HS15N | HS30N | HS45N | HS | - | HRC | |
| 68 | 940 | - | - | 85.6 | - | 76.9 | 93.2 | 84.4 | 75.4 | 97 | - | 68 |
| 67 | 900 | - | - | 85.0 | - | 76.1 | 92.9 | 83.6 | 74.2 | 95 | - | 67 |
| SL 66 | 865 | - | - | 84.5 | - | 75.4 | 92.5 | 82.8 | 73.3 | 92 | - | 66 |
| 65 | 832 | - | (739) | 83.9 | - | 74.5 | 92.2 | 81.9 | 72.0 | 91 | - | 65 |
| 64 | 800 | - | (722) | 83.4 | - | 73.8 | 91.8 | 81.1 | 71.0 | 88 | - | 64 |
| 63 | 772 | - | (705) | 82.8 | - | 73.0 | 91.4 | 80.1 | 69.9 | 87 | - | 63 |
| 62 | 746 | - | (688) | 82.3 | - | 72.2 | 91.1 | 79.3 | 68.8 | 85 | - | 62 |
PO
| 61 | 720 | - | (670) | 81.8 | - | 71.5 | 90.7 | 78.4 | 67.7 | 83 | - | 61 |
| 60 | 697 | - | (654) | 81.2 | - | 70.7 | 90.2 | 77.5 | 66.7 | 81 | - | 60 |
| 59 | 674 | - | (634) | 80.7 | - | 69.9 | 89.8 | 76.6 | 65.5 | 80 | - | 59 |
| 58 | 653 | - | 615 | 80.1 | - | 69.2 | 89.3 | 75.7 | 64.3 | 78 | - | 58 |
| ST 57 | 633 | - | 595 | 79.6 | - | 68.5 | 88.9 | 74.8 | 63.2 | 76 | - | 57 |
| 56 | 613 | - | 577 | 79.0 | - | 67.7 | 88.3 | 73.9 | 62.0 | 75 | - | 56 |
| 55 | 595 | - | 560 | 78.5 | - | 66.9 | 87.9 | 73.0 | 60.9 | 74 | 2075 | 55 |
| 54 | 577 | - | 543 | 78.0 | - | 66.1 | 87.4 | 72.0 | 59.8 | 72 | 2015 | 54 |
| 53 | 560 | - | 525 | 77.4 | - | 65.4 | 86.9 | 71.2 | 58.6 | 71 | 1950 | 53 |
| ROLL 52 | 544 | (500) | 512 | 76.8 | - | 64.6 | 86.4 | 70.2 | 57.4 | 69 | 1880 | 52 |
| 51 | 528 | (487) | 496 | 76.3 | - | 63.8 | 85.9 | 69.4 | 56.1 | 68 | 1820 | 51 |
| 50 | 513 | (475) | 481 | 75.9 | - | 63.1 | 85.5 | 68.5 | 55.0 | 67 | 1760 | 50 |
| 49 | 498 | (464) | 469 | 75.2 | - | 62.1 | 85.0 | 67.6 | 53.8 | 66 | 1695 | 49 |
| 48 | 484 | 451 | 455 | 74.7 | - | 61.4 | 84.5 | 66.7 | 52.5 | 64 | 1635 | 48 |
| CARBIDE 47 | 471 | 442 | 443 | 74.1 | - | 60.8 | 83.9 | 65.8 | 51.4 | 63 | 1580 | 47 |
| 46 | 458 | 432 | 432 | 73.6 | - | 60.0 | 83.5 | 64.8 | 50.3 | 62 | 1530 | 46 |
| 45 | 446 | 421 | 421 | 73.1 | - | 59.2 | 83.0 | 64.0 | 49.0 | 60 | 1480 | 45 |
| 44 | 434 | 409 | 409 | 72.5 | - | 58.5 | 82.5 | 63.1 | 47.8 | 58 | 1435 | 44 |
| 43 | 423 | 400 | 400 | 72.0 | - | 57.7 | 82.0 | 62.2 | 46.7 | 57 | 1385 | 43 |
LONG
| 42 | 412 | 390 | 390 | 71.5 | - | 56.9 | 81.5 | 61.3 | 45.5 | 56 | 1340 | 42 | ||
| 41 | 402 | 381 | 381 | 70.9 | - | 56.2 | 80.9 | 60.4 | 44.3 | 55 | 1295 | 41 | ||
| 40 | 392 | 371 | 371 | 70.4 | - | 55.4 | 80.4 | 59.5 | 43.1 | 54 | 1250 | 40 | ||
| 39 | 382 | 362 | 362 | 69.9 | - | 54.6 | 79.9 | 58.6 | 41.9 | 52 | 1215 | 39 | ||
| HAND | 38 | 372 | 353 | 353 | 69.4 | - | 53.8 | 79.4 | 57.7 | 40.8 | 51 | 1180 | 38 | |
| TAPS | 37 | 363 | 344 | 344 | 68.9 | - | 53.1 | 78.8 | 56.8 | 39.6 | 50 | 1160 | 37 | |
| 36 | 354 | 336 | 336 | 68.4 | (109.0) | 52.3 | 78.3 | 55.9 | 38.4 | 49 | 1115 | 36 | ||
| 35 | 345 | 327 | 327 | 67.9 | (108.5) | 51.5 | 77.7 | 55.0 | 37.2 | 48 | 1080 | 35 | ||
| 34 | 336 | 319 | 319 | 67.4 | (108.0) | 50.8 | 77.2 | 54.2 | 36.1 | 47 | 1055 | 34 | ||
| EG (STI) | 33 | 327 | 311 | 311 | 66.8 | (107.5) | 50.0 | 76.6 | 53.3 | 34.9 | 46 | 1025 | 33 | |
| 32 | 318 | 301 | 301 | 66.3 | (107.0) | 49.2 | 76.1 | 52.1 | 33.7 | 44 | 1000 | 32 | ||
| 31 | 310 | 294 | 294 | 65.8 | (106.0) | 48.4 | 75.6 | 51.3 | 32.5 | 43 | 980 | 31 | ||
| 30 | 302 | 286 | 286 | 65.3 | (105.5) | 47.7 | 75.0 | 50.4 | 31.3 | 42 | 950 | 30 | ||
| SPECIAL | 29 | 294 | 279 | 279 | 64.7 | (104.5) | 47.0 | 74.5 | 49.5 | 30.1 | 41 | 930 | 29 | |
| THREADS, | 28 | 286 | 271 | 271 | 64.3 | (104.0) | 46.1 | 73.9 | 48.6 | 28.9 | 41 | 910 | 28 | |
| GAUGES | 27 | 279 | 264 | 264 | 63.8 | (103.0) | 45.2 | 73.3 | 47.7 | 27.8 | 40 | 880 | 27 | |
| 26 | 272 | 258 | 258 | 63.3 | (102.5) | 44.6 | 72.8 | 46.8 | 26.7 | 38 | 860 | 26 | ||
| 25 | 266 | 253 | 253 | 62.8 | (101.5) | 43.8 | 72.2 | 45.9 | 25.5 | 38 | 840 | 25 | ||
| THREAD | 24 | 260 | 247 | 247 | 62.4 | (101.0) | 43.1 | 71.6 | 45.0 | 24.3 | 37 | 825 | 24 | |
| MILLS | 23 | 254 | 243 | 243 | 62.0 | 100.0 | 42.1 | 71.0 | 44.0 | 23.1 | 36 | 805 | 23 | |
| 22 | 248 | 237 | 237 | 61.5 | 99.0 | 41.6 | 70.5 | 43.2 | 22.0 | 35 | 785 | 22 | ||
| 21 | 243 | 231 | 231 | 61.0 | 98.5 | 40.9 | 69.9 | 42.3 | 20.7 | 35 | 770 | 21 | ||
| 20 | 238 | 226 | 226 | 60.5 | 97.8 | 40.1 | 69.4 | 41.5 | 19.6 | 34 | 760 | 20 | ||
| 18 | 230 | 219 | 219 | - | 96.7 | - | - | - | - | 33 | 730 | (18) |
DIES
| (16) | 222 | 212 | 212 | - | 95.5 | - | - | - | - | 32 | 705 | (16) | |
| (14) | 213 | 203 | 203 | - | 93.9 | - | - | - | - | 31 | 675 | (14) | |
| (12) | 204 | 194 | 194 | - | 92.3 | - | - | - | - | 29 | 650 | (12) | |
| (10) | 196 | 187 | 187 | - | 90.7 | - | - | - | - | 28 | 620 | (10) | |
| CENTER | (8) | 188 | 179 | 179 | - | 89.5 | - | - | - | - | 27 | 600 | 8 |
| DRILLS | (6) | 180 | 171 | 171 | - | 87.1 | - | - | - | - | 26 | 580 | (6) |
| (4) | 173 | 165 | 165 | - | 85.5 | - | - | - | - | 25 | 550 | (4) | |
| (2) | 166 | 158 | 158 | - | 83.5 | - | - | - | - | 24 | 530 | (2) | |
| (0) | 160 | 152 | 152 | - | 81.7 | - | - | - | - | 24 | 515 | (0) |
info *1 : 1MPa=1N/mm2 *2 : In the table above, numbers in brackets are only provide for reference. This table is abstracted from SAE J 417.