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矿用高强度圆环链(煤炭工业部MT36-38标准)
| 环链圆钢 |
环链尺寸 |
B级链(63级) |
每米重量kg/m |
材料 |
| 直径Ø |
允差 |
内节距 |
允差 |
外宽 |
量小内宽 |
试验负荷 |
破断负荷 |
| mm |
mm |
mm |
mm |
mm |
mm |
吨 |
吨 |
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|
| 10 |
±0.4 |
40 |
±0.5 |
34 |
12 |
8.5 |
≥11 |
1.9 |
20Mn2或 |
| 14 |
±0.4 |
50 |
±0.6 |
48 |
17 |
15.0 |
≥19 |
4.0 |
20Mnv热处理 |
| 18 |
±0.4 |
64 |
±0.6 |
60 |
21 |
26.0 |
≥32 |
6.6 |
|
| 22 |
±0.4 |
86 |
±0.9 |
73 |
26 |
38.0 |
≥48 |
9.5 |
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手拉葫芦起重链条(一机部重运输机械研究所)
| 类别 |
强度限kg/mm2 |
环链尺寸 |
拉力测试负荷 |
延伸率 |
每米重量kg/m |
材料 |
| 公称直径 |
内节距 |
允差 |
外宽 |
允差 |
许用 |
试验 |
破断 |
试验 |
拉断 |
| 高强度链条 |
80 |
Ømm |
mm |
mm |
mm |
mm |
吨 |
吨 |
吨 |
% |
% |
|
20Mn2 |
| 5 |
15 |
±0.15 |
16.5 |
+0.8 |
0.5 |
1.5 |
3.14 |
|
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| 6 |
18 |
±0.18 |
19.5 |
+0.8 |
1 |
3 |
4.52 |
≤0.5 |
≥9 |
0.0673 |
| 8 |
24 |
±0.24 |
26 |
+0.8 |
1.5 |
4.5 |
8.04 |
|
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1.4894 |
| 10 |
30 |
±0.30 |
32.50 |
+0.8 |
2.5 |
7.5 |
12.56 |
|
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2.3006 |
| 12 |
36 |
±0.36 |
39 |
+1 |
4.5 |
10.86 |
18.10 |
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3.24 |
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Round Steel Link Chains EN 818-2/previously
DIN 5687 Grade 80
| code |
Inside length |
Inside width wr min |
Owtside Width Wr Max |
Working Load Limit WLL |
Test Load |
Manufac Breaking Roofforce MRF |
Weinght Force |
| 编码 |
内长 |
内宽 |
外宽 |
工作载荷 |
试验载荷 |
破断载荷 |
重量kg/m |
| mm |
mm |
mm |
mm |
tan(英吨) |
KN |
KN |
Kg |
| TK6 |
18 |
7.8 |
22.2 |
1.12 |
28.3 |
45.2 |
0.8 |
| TK7 |
21 |
9.1 |
25.9 |
1.5 |
38.5 |
61.6 |
1.1 |
| TK8 |
24 |
10.4 |
29 |
2 |
50.3 |
80.4 |
1.4 |
| TK10 |
30 |
13 |
37 |
3.15 |
78.5 |
126 |
2.2 |
| TK12 |
36 |
15.6 |
44.4 |
4.4 |
106.5 |
177.4 |
3.24 |
| TK13 |
39 |
16.9 |
48.1 |
5.3 |
133 |
212 |
3.8 |
| TK16 |
48 |
20.8 |
59.2 |
8 |
201 |
322 |
5.7 |
| TK18 |
54 |
23.4 |
66.6 |
10 |
254 |
407 |
7.3 |
| TK19 |
57 |
24.7 |
70.3 |
11.37 |
283 |
453 |
8.0 |
| TK20 |
60 |
26 |
74 |
12.5 |
314 |
503 |
9 |
| TK22 |
66 |
28.6 |
81.4 |
15 |
380 |
608 |
10.9 |
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