商務部電話：15931706007
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布氏硬度10/3000
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洛氏硬度
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維氏硬度
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布氏硬度10/3000
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洛氏硬度
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維氏硬度
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壓痕直徑d，mm
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HB
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HRC
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HRB
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HV
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壓痕直徑d，mm
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HB
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HRC
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HRB
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HV
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2.00
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946
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|
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4.00
|
228
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22
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98
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226
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2.05
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898
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|
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4.05
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223
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21
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97
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221
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2.10
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875
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4.10
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212
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20
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97
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217
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2.15
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815
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|
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4.15
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212
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19
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96
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213
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2.20
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782
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72
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1229
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4.20
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207
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18
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95
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209
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2.25
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744
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69
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1114
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4.25
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202
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|
94
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201
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2.30
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713
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67
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1021
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4.30
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196
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93
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197
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2.35
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683
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65
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949
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4.35
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192
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92
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190
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2.40
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652
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63
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867
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4.40
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187
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|
91
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188
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2.45
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627
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61
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803
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4.45
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183
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|
89
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183
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2.50
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600
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59
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746
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4.50
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179
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|
88
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177
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2.55
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578
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58
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694
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4.55
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174
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|
87
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174
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2.60
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555
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56
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649
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4.60
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170
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|
86
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170
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2.65
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532
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54
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606
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4.65
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166
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|
85
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166
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2.70
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512
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52
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587
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4.70
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165
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|
84
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163
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2.75
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495
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51
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|
551
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4.75
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159
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|
83
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159
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2.80
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477
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49
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|
534
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4.80
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156
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|
82
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156
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2.85
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460
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48
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502
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4.85
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153
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|
81
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153
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2.90
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444
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47
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474
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4.90
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149
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80
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149
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2.95
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430
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45
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460
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4.95
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146
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|
78
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146
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3.00
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415
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44
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|
435
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5.00
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143
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|
78
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145
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3.05
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402
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43
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|
423
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5.05
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140
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|
77
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140
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3.10
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387
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41
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|
401
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5.10
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137
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|
75
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137
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3.15
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375
|
40
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|
390
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5.15
|
134
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|
74
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134
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3.20
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364
|
39
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|
380
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5.20
|
131
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|
73
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131
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3.25
|
351
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38
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|
361
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5.25
|
128
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|
72
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128
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3.30
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340
|
37
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|
344
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5.30
|
126
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|
71
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126
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3.35
|
332
|
36
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|
335
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5.35
|
124
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|
70
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124
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3.40
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321
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35
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|
320
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5.40
|
121
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|
68
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121
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3.45
|
311
|
34
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|
312
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5.45
|
118
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|
67
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118
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3.50
|
302
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33
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|
305
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5.50
|
116
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|
65
|
116
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3.55
|
293
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31
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|
291
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5.55
|
114
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|
64
|
114
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3.60
|
286
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30
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|
285
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5.60
|
112
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|
63
|
112
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3.65
|
277
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29
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|
278
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5.65
|
109
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|
61
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109
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3.70
|
269
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28
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|
272
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5.70
|
107
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|
60
|
107
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3.75
|
262
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27
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|
261
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5.75
|
105
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|
58
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105
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3.80
|
255
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26
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|
255
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5.80
|
103
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|
57
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103
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3.85
|
248
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25
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|
250
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5.85
|
101
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|
56
|
101
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3.90
|
241
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24
|
100
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240
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5.90
|
99
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|
55
|
99
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3.95
|
235
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23
|
99
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235
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5.95
|
97
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|
53
|
97
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|
|
|
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6.00
|
95
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|
51
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95
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