硬 度 |
抗拉强度 (公斤力/毫米2) |
||||||
洛 氏 |
表 面 洛 氏 |
维 氏 |
布 氏 |
||||
HRB |
HR 15T |
HR 30T |
HR 45T |
HV |
HB30D2 |
d102d54d2.5 |
|
89.0 |
88.4 |
74.6 |
60.3 |
178 |
61.4 |
||
88.5 |
88.3 |
74.3 |
59.8 |
176 |
60.7 |
||
88.0 |
88.1 |
74.0 |
59.3 |
174 |
60.1 |
||
87.5 |
88.0 |
73.7 |
58.8 |
172 |
59.4 |
||
87.0 |
87.9 |
73.4 |
58.3 |
170 |
58.7 |
||
86.5 |
87.7 |
73.0 |
57.8 |
168 |
58.1 |
||
86.0 |
87.6 |
72.7 |
57.2 |
166 |
57.5 |
||
85.5 |
87.5 |
72.4 |
56.7 |
165 |
56.8 |
||
85.0 |
87.3 |
72.1 |
56.2 |
163 |
56.2 |
||
84.5 |
87.2 |
71.8 |
55.7 |
161 |
55.6 |
||
84.0 |
87.0 |
71.4 |
55.2 |
159 |
55.0 |
||
83.5 |
86.9 |
71.1 |
54.7 |
157 |
54.5 |
||
83.0 |
86.8 |
70.8 |
54.1 |
156 |
53.9 |
||
82.5 |
86.6 |
70.5 |
53.6 |
154 |
140 |
2.98 |
53.4 |
82.0 |
86.5 |
70.2 |
53.1 |
152 |
138 |
3.00 |
52.8 |
81.5 |
86.3 |
69.8 |
52.6 |
151 |
137 |
3.01 |
52.3 |
81.0 |
86.2 |
69.5 |
52.1 |
149 |
136 |
3.02 |
51.8 |
80.5 |
86.1 |
69.2 |
51.6 |
148 |
134 |
3.05 |
51.3 |
80.0 |
85.9 |
68.9 |
51.0 |
146 |
133 |
3.06 |
50.8 |
79.5 |
85.8 |
68.6 |
50.5 |
145 |
132 |
3.07 |
50.3 |
79.0 |
85.7 |
68.2 |
50.0 |
143 |
130 |
3.09 |
49.8 |
78.5 |
85.5 |
67.9 |
49.5 |
142 |
129 |
3.10 |
49.4 |
78.0 |
85.4 |
67.6 |
49.0 |
140 |
128 |
3.11 |
48.9 |
77.5 |
85.2 |
67.3 |
48.5 |
139 |
127 |
3.13 |
48.5 |
77.0 |
85.1 |
67.0 |
47.9 |
138 |
126 |
3.14 |
48.0 |
76.5 |
85.0 |
66.6 |
47.4 |
136 |
125 |
3.15 |
47.6 |
76.0 |
84.8 |
66.3 |
46.9 |
135 |
124 |
3.16 |
47.2 |
75.5 |
84.7 |
66.0 |
46.4 |
134 |
123 |
3.18 |
46.8 |
75.0 |
84.5 |
65.7 |
45.9 |
132 |
122 |
3.19 |
46.4 |
74.5 |
84.4 |
65.4 |
45.4 |
131 |
121 |
3.20 |
46.0 |
74.0 |
84.3 |
65.1 |
44.8 |
130 |
120 |
3.21 |
45.6 |
73.5 |
84.1 |
64.7 |
44.3 |
129 |
119 |
3.23 |
45.2 |
73.0 |
84.0 |
64.4 |
43.8 |
128 |
118 |
3.24 |
44.9 |
72.5 |
83.9 |
64.1 |
43.3 |
126 |
117 |
3.25 |
44.5 |
72.0 |
83.7 |
63.8 |
42.8 |
125 |
116 |
3.27 |
44.2 |
71.5 |
83.6 |
63.5 |
42.3 |
124 |
115 |
3.28 |
43.9 |
71.0 |
83.4 |
63.1 |
41.7 |
123 |
115 |
3.29 |
43.5 |
70.5 |
83.3 |
62.8 |
41.2 |
122 |
114 |
3.30 |
43.2 |
70.0 |
83.2 |
62.5 |
40.7 |
121 |
113 |
3.31 |
42.9 |
69.5 |
83.0 |
62.2 |
40.2 |
120 |
112 |
3.32 |
42.6 |
69.0 |
82.9 |
61.6 |
39.7 |
119 |
112 |
3.33 |
42.6 |
68.5 |
82.7 |
61.5 |
39.2 |
118 |
111 |
3.34 |
42.0 |
68.0 |
82.6 |
61.2 |
38.6 |
117 |
110 |
3.35 |
41.8 |
67.5 |
82.5 |
60.9 |
38.1 |
116 |
110 |
3.36 |
41.5 |
67.0 |
82.3 |
60.6 |
37.6 |
115 |
109 |
3.37 |
41.2 |
66.5 |
82.2 |
60.3 |
37.1 |
115 |
108 |
3.38 |
41.0 |
66.0 |
82.1 |
59.9 |
36.6 |
114 |
108 |
3.39 |
40.7 |
65.5 |
81.9 |
59.6 |
36.1 |
113 |
107 |
3.40 |
40.0 |
65.0 |
81.8 |
59.3 |
35.5 |
112 |
107 |
3.40 |
40.3 |
64.5 |
81.6 |
59.0 |
35.0 |
111 |
106 |
3.41 |
40.0 |
64.0 |
81.5 |
58.7 |
34.5 |
110 |
106 |
3.42 |
39.8 |
63.5 |
81.4 |
58.3 |
34.0 |
110 |
105 |
3.43 |
39.6 |
63.0 |
81.2 |
58.0 |
33.5 |
109 |
105 |
3.43 |
39.4 |
62.5 |
81.1 |
57.7 |
32.9 |
108 |
104 |
3.44 |
39.2 |
62.0 |
80.9 |
57.4 |
32.4 |
108 |
104 |
3.45 |
39.0 |
61.5 |
80.8 |
57.1 |
31.9 |
107 |
103 |
3.46 |
38.8 |
61.0 |
80.7 |
56.7 |
31.4 |
107 |
103 |
3.46 |
38.6 |
60.5 |
80.5 |
56.4 |
30.9 |
105 |
102 |
3.47 |
38.5 |
不锈耐酸钢和高速度工具钢的硬度值
材料名称 |
钢号 |
热 处 理 |
硬度值 (HRC)≥ |
|||
淬火温度(℃) |
冷却剂 |
回火温度(℃) |
冷却剂 |
|||
不 锈 耐 酸 钢 |
3Cr13 |
1000-1050 |
油 |
200-300 |
油 |
48 |
4 Cr13 |
1050-1100 |
油 |
200-300 |
油 |
50 |
|
9 Cr18 |
1000-1050 |
油 |
200-300 |
油,空气 |
55 |
|
99 Cr18MoV |
1050-1075 |
油 |
100-200 |
空气 |
55 |
|
9 Cr17MoVCo |
1050-1075 |
油 |
100-200 |
空气 |
58 |
|
高速 工具钢 |
W18Cr4V |
1270-1285 |
油 |
550-570 |
油 |
≥62 |
W9Cr4V2 |
1225-1240 |
油 |
550-570 |
油 |
≥62 |
常用金属材料的摩擦系数
材料名称 |
摩 擦 系 数 f |
|||
静 摩 擦 |
动 摩 擦 |
|||
无润滑剂 |
有润滑剂 |
无润滑剂 |
有润滑剂 |
|
钢-钢 |
0.15 |
0.1-0.12 |
0.15 |
0.05-0.10 |
钢-软钢 |
—— |
—— |
0.2 |
0.1-0.2 |
钢-铸铁 |
0.3 |
—— |
0.18 |
0.05-0.15 |
钢-青铜 |
0.15 |
0.1-0.15 |
0.15 |
0.1-0.15 |
软钢-铸铁 |
0.2 |
—— |
0.18 |
0.05-0.15 |
软铜-青铜 |
0.2 |
—— |
0.18 |
0.07-0.15 |
铸铁-铸铁 |
—— |
0.18 |
0.15 |
0.07-0.15 |
铸铁-青铜 |
—— |
—— |
0.15-0.2 |
0.07-0.15 |
青铜-青铜 |
—— |
0.1 |
0.2 |
0.07-0.1 |
草皮-铸铁 |
0.3-0.5 |
0.15 |
0.6 |
0.15 |
橡皮-铸铁 |
—— |
—— |
0.8 |
0.5 |
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