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1、硬度換算表 硬度換算表 (以 HRC HRC 硬度為基準(zhǔn) 硬度為基準(zhǔn)) 1—前橋教育 前橋教育Brinell Brinell (布氏)Rockwell Rockwell Hardness Hardness (洛氏硬度)Rockwell Rockwell Superficial Superficial Hardness Hardness(羅克韋爾表面硬度)Rockwell Rockwell C(洛氏 C)3000 3000 kgf kgf
2、 Rockwell Rockwell A(洛氏 A)Rockwell Rockwell B(洛氏 B)Rockwell Rockwell D(洛氏 D)Approximate Approximate近似Rockwell Rockwell C(洛氏 C)150 150 kgf kgf Vickers Vickers 10 10 mm mm 60 60 kgf kgf 100 100 kgf kgf 100 100 kgf kgf 15
3、15 kgf kgf 30 30 kgf kgf 45 45 kgf kgf Tensile Tensile(拉伸) 150 150 kgf kgfDiamond Diamond(鉆石)Hardness Hardness(硬度)Ball Ball(球)Diamond Diamond(鉆石)1//16“ 1//16“ ball ball(1//16 球)Diamond Diamond(鉆石)1/16“ 1/16“ ball ball(1/
4、16 球)1/16“ 1/16“ ball ball(1/16 球)1/16“ 1/16“ ball ball(1/16 球)Strength Strength(強(qiáng)度)Diamond Diamond(鉆石)HRC HRC HV HV HB HB HRA HRA HRB HRB HRD HRD HR15N HR15N HR30N HR30N HR45N HR45N ksi ksi (MPa) (MPa) HRC HRC68 940 ---
5、 85.6 --- 76.9 93.2 84.4 75.4 --- 6867 900 --- 85.0 --- 76.1 92.9 83.6 74.2 --- 6766 865 --- 84.5 --- 75.4 92.5 82.8 73.3 --- 6665 832 739 83.9 --- 74.5 92.2 81.9 72.0 --- 6564 800 722 83.4 --- 73.8 91.8 81.1 71.0 --- 64
6、63 772 705 82.8 --- 73.0 91.4 80.1 69.9 --- 6362 746 688 82.3 --- 72.2 91.1 79.3 68.8 --- 6261 720 670 81.8 --- 71.5 90.7 78.4 67.7 --- 6160 697 654 81.2 --- 70.7 90.2 77.5 66.6 --- 6059 674 634 80.7 --- 69.9 89.8 76.6 6
7、5.5 --- 5958 653 615 80.1 --- 69.2 89.3 75.7 64.3 --- 5857 633 595 79.6 --- 68.5 88.9 74.8 63.2 --- 5756 613 577 79.0 --- 67.7 88.3 73.9 62.0 --- 5655 595 560 78.5 --- 66.9 87.9 73.0 60.9 2075 5554 577 543 78.0 --- 66.1
8、87.4 72.0 59.8 2015 5453 560 525 77.4 --- 65.4 86.9 71.2 58.6 1950 5352 544 512 76.8 --- 64.6 86.4 70.2 57.4 1880 5251 528 496 76.3 --- 63.8 85.9 69.4 56.1 1820 5150 513 481 75.9 --- 63.1 85.5 68.5 55.0 1760 5049 498 469
9、 75.2 --- 62.1 85.0 67.6 53.8 1695 49硬度換算表 硬度換算表 (以 HRC HRC 硬度為基準(zhǔn) 硬度為基準(zhǔn)) 3Brinell Brinell (布氏)Rockwell Rockwell Hardness Hardness (洛氏硬度)Rockwell Rockwell Superficial Superficial Hardness Hardness(羅克韋爾表面硬度)Rockwell Rockwe
10、ll C(洛氏 C)3000 3000 kgf kgf Rockwell Rockwell A(洛氏 A)Rockwell Rockwell B(洛氏 B)Rockwell Rockwell D(洛氏 D)Approximate Approximate近似150 150 kgf kgf Vickers Vickers 10 10 mm mm 60 60 kgf kgf 100 100 kgf kgf 100 100 kgf kgf 1
11、5 15 kgf kgf 30 30 kgf kgf 45 45 kgf kgf Tensile Tensile(拉伸)Diamond Diamond(鉆石)Hardness Hardness(硬度)Ball Ball(球)Diamond Diamond(鉆石)1//16“ 1//16“ ball ball(1//16 球)Diamond Diamond(鉆石)1/16“ 1/16“ ball ball(1/16 球)1/16“ 1/1
12、6“ ball ball(1/16 球)1/16“ 1/16“ ball ball(1/16 球)Strength Strength(強(qiáng)度)HRC HRC HV HV HB HB HRA HRA HRB HRB HRD HRD HR15N HR15N HR30N HR30N HR45N HR45N ksi ksi (MPa) (MPa)28 286 271 64.3 (104.0) 46.1 73.9 48.6 28.9 910 282
13、7 279 264 63.8 (103.0) 45.2 73.3 47.7 27.8 880 2726 272 258 63.3 (102.5) 44.6 72.8 46.8 26.7 860 2625 266 253 62.8 (101.5) 43.8 72.2 45.9 25.5 840 2524 260 247 62.4 (101.0) 43.1 71.6 45.0 24.3 825 2423 254 243 62.0 100.0
14、 42.1 71.0 44.0 23.1 805 2322 248 237 61.5 99.0 41.6 70.5 43.2 22.0 785 2221 243 231 61.0 98.5 40.9 69.9 42.3 20.7 770 2120 238 226 60.5 97.8 40.1 69.4 41.5 19.6 760 20(18) 230 219 --- 96.7 --- --- --- --- 730 (18)(16) 2
15、22 212 --- 95.5 --- --- --- --- 705 (16)(14) 213 203 --- 93.9 --- --- --- --- 675 (14)(12) 204 194 --- 92.3 --- --- --- --- 650 (12)(10) 196 187 --- 90.7 --- --- --- --- 620 (10)(8) 188 179 --- 89.5 --- --- --- --- 600 (
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