名 称:东莞市长安恩田仪器设备经营部
地 址:广东省东莞市长安厦边管理区
电 话:0769-81559071
传 真:0769-81557651
手 机:13360677793
联系人:李小姐

依照中国国家标准 GB/T1172-1999
|
依照中国国家标准 GB/T1172-1999 |
|
|
洛氏 |
|
|
表面洛氏 |
|
维氏 |
布氏(F/D2=30) |
抗拉强度 |
|
HRC |
HRA |
HRD※ |
HR15N |
HR30N |
HR45N |
HV |
HBS |
HBW |
бb(碳钢) |
|
68 |
85.5 |
76.9 |
|
|
|
909 |
|
|
|
|
67 |
85 |
76.1 |
|
|
|
879 |
|
|
|
|
66 |
84.4 |
75.4 |
|
|
|
850 |
|
|
|
|
65 |
83.9 |
74.5 |
92.2 |
81.3 |
71.1 |
822 |
|
|
|
|
64 |
83.3 |
73.8 |
91.9 |
80.6 |
70.6 |
795 |
|
|
|
|
63 |
82.8 |
73 |
91.7 |
79.8 |
69.5 |
770 |
|
|
|
|
62 |
82.2 |
72.2 |
91.4 |
79 |
68.4 |
745 |
|
|
|
|
61 |
81.7 |
71.5 |
91 |
78.1 |
67.3 |
721 |
|
|
|
|
60 |
81.2 |
70.7 |
90.6 |
77.3 |
66.2 |
698 |
|
647 |
|
|
59 |
80.6 |
69.9 |
90.2 |
76.5 |
65.1 |
676 |
|
639 |
|
|
58 |
80.1 |
69.2 |
89.8 |
75.6 |
63.9 |
655 |
|
628 |
|
|
57 |
79.5 |
68.5 |
89.4 |
74.8 |
62.8 |
635 |
|
616 |
|
|
56 |
79 |
67.7 |
88.9 |
73.9 |
61.7 |
615 |
|
601 |
|
|
55 |
78.5 |
66.9 |
88.4 |
73.1 |
60.5 |
596 |
|
585 |
|
|
54 |
77.9 |
66.1 |
87.9 |
72.2 |
59.4 |
578 |
|
569 |
|
|
53 |
77.4 |
65.4 |
87.4 |
71.3 |
58.2 |
561 |
|
552 |
|
|
52 |
76.9 |
64.6 |
86.8 |
70.4 |
57.1 |
544 |
|
535 |
|
|
51 |
76.3 |
63.8 |
86.3 |
69.5 |
55.9 |
527 |
|
518 |
|
|
50 |
75.8 |
63.1 |
85.7 |
68.6 |
54.7 |
512 |
|
502 |
1710 |
|
49 |
75.3 |
62.1 |
85.2 |
67.7 |
53.6 |
497 |
|
486 |
1653 |
|
48 |
74.7 |
61.4 |
84.6 |
66.8 |
52.4 |
482 |
|
470 |
1600 |
|
47 |
74.2 |
60.8 |
84 |
65.9 |
51.2 |
468 |
449 |
455 |
1550 |
|
46 |
73.7 |
60 |
83.5 |
65 |
50.1 |
454 |
436 |
441 |
1503 |
|
45 |
73.2 |
59.2 |
82.9 |
64.1 |
48.9 |
441 |
424 |
428 |
1459 |
|
44 |
72.6 |
58.5 |
82.3 |
63.2 |
47.7 |
428 |
413 |
415 |
1417 |
|
43 |
72.1 |
57.7 |
81.7 |
62.3 |
46.5 |
416 |
401 |
403 |
1378 |
|
42 |
71.6 |
56.9 |
81.1 |
61.3 |
45.4 |
404 |
391 |
392 |
1340 |
|
41 |
71.1 |
56.2 |
80.5 |
60.4 |
44.2 |
393 |
380 |
381 |
1305 |
|
40 |
70.5 |
55.4 |
79.9 |
59.5 |
43 |
381 |
370 |
370 |
1271 |
|
39 |
70 |
54.6 |
79.3 |
58.6 |
41.8 |
371 |
360 |
|
1238 |
|
38 |
69.5 |
53.8 |
78.7 |
57.6 |
40.6 |
360 |
350 |
|
1207 |
|
37 |
69 |
53.1 |
78.1 |
56.7 |
39.4 |
350 |
341 |
|
1177 |
|
36 |
68.4 |
52.3 |
77.5 |
55.8 |
38.2 |
340 |
332 |
|
1147 |
|
35 |
67.9 |
51.5 |
77 |
54.8 |
37 |
331 |
323 |
|
1119 |
|
34 |
67.4 |
50.8 |
76.4 |
53.9 |
35.9 |
321 |
314 |
|
1092 |
|
33 |
66.9 |
50 |
75.8 |
53 |
34.7 |
313 |
306 |
|
1065 |
|
32 |
66.4 |
49.2 |
75.2 |
52 |
33.5 |
304 |
298 |
|
1039 |
|
31 |
65.8 |
48.4 |
74.7 |
51.1 |
32.3 |
296 |
291 |
|
1014 |
|
30 |
65.3 |
47.7 |
74.1 |
50.2 |
31.1 |
288 |
283 |
|
989 |
|
29 |
64.8 |
47 |
73.5 |
49.2 |
29.9 |
280 |
276 |
|
965 |
|
28 |
64.3 |
46.1 |
73 |
48.3 |
28.7 |
273 |
269 |
|
942 |
|
27 |
63.8 |
45.2 |
72.4 |
47.3 |
27.5 |
266 |
263 |
|
919 |
|
26 |
63.3 |
44.6 |
71.9 |
46.4 |
26.3 |
259 |
257 |
|
897 |
|
25 |
62.8 |
43.8 |
71.4 |
45.5 |
25.1 |
253 |
251 |
|
875 |
|
24 |
62.2 |
43.1 |
70.8 |
44.5 |
23.9 |
247 |
245 |
|
854 |
|
23 |
61.7 |
42.1 |
70.3 |
43.6 |
22.7 |
241 |
240 |
|
833 |
|
22 |
61.2 |
41.6 |
69.8 |
42.6 |
21.5 |
235 |
234 |
|
813 |
|
21 |
60.7 |
40.9 |
69.3 |
41.7 |
20.4 |
230 |
229 |
|
793 |
|
20 |
60.2 |
40.1 |
68.8 |
40.7 |
19.2 |
226 |
225 |
|
774
|