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布氏洛氏硬度轉換表
布氏硬度
洛氏硬度
抗拉強度
硬質合金球 3000kg
標尺A60kg
標尺B100kg
標尺C150kg
(約磅/英寸 2 )
-
85.6
68.0
331
68.1
35.5
166,000
85.3
67.5
321
34.3
160,000
85.0
67.0
311
66.9
33.1
155,000
767
84.7
66.4
302
66.3
32.1
150,000
757
84.4
65.9
293
65.7
30.9
145,000
745
84.1
65.3
285
29.9
141,000
733
83.8
64.7
277
64.6
28.8
137,000
722
83.4
64.0
269
64.1
27.6
133,000
712
262
63.6
26.6
129,000
710
83.0
63.3
255
63.0
25.4
126,000
698
82.6
62.5
248
24.2
122,000
684
82.2
61.8
241
100.0
22.8
118,000
682
61.7
235
61.4
99.0
21.7
115,000
670
81.8
61.0
229
60.8
98.2
20.5
111,000
656
81.3
60.1
223
97.3
20.0
653
81.2
60.0
217
96.4
18.0
105,000
647
81.1
59.7
212
95.5
17.0
102,000
638
80.8
59.2
329,000
207
94.6
16.0
100,000
630
80.6
58.8
324,000
201
93.8
15.0
98,000
627
80.5
58.7
323,000
197
92.8
95,000
601
79.8
57.3
309,000
192
91.9
93,000
578
79.1
56.0
297,000
187
90.7
90,000
555
78.4
54.7
285,000
183
90.0
89,000
534
77.8
53.5
274,000
179
89.0
87,000
514
76.9
52.1
263,000
174
87.8
85,000
495
76.3
51.0
253,000
170
86.8
83,000
477
75.6
49.6
243,000
167
86.0
81,000
461
74.9
48.5
235,000
163
79,000
444
74.2
47.1
225,000
156
82.9
76,000
429
73.4
45.7
217,000
149
73,000
415
72.8
44.5
210,000
143
78.7
71,000
401
72.0
43.1
202,000
137
76.4
67,000
388
71.4
41.8
195,000
131
74.0
65,000
375
70.6
40.4
188,000
126
63,000
363
70.0
39.1
182,000
121
69.8
60,000
352
69.3
37.9
176,000
116
67.6
58,000
341
68.7
36.6
170,000
111
56,000