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气动缸管规格尺寸、精度
|
| 加工方式 |
缸简内经(mm) |
长度(m) |
直线度(mm/m) |
内径尺寸精度 |
壁厚差 |
内孔精糙度μm |
| 冷拔 |
40-320 |
≤12m |
0.2-0.5 |
H8-H10 |
±5% |
0.8-1.6 |
| 冷轧 |
30-100 |
≥12m |
0.2-0.5 |
H8-H10 |
±5% |
0.8-1.2 |
| 冷拔-珩磨 |
40-500 |
8m |
0.2-0.3 |
H8-H9 |
±5% |
0.2-0.8 |
| 冷拔-滚压 |
40-400 |
7m |
0.2-0.3 |
H8-H9 |
±5% |
0.2-0.4 |
| 深孔镗-珩磨 |
320-400 |
8m |
0.2-0.3 |
H8-H9 |
±8% |
0.2-0.8 |
| 深孔镗-滚压 |
320-400 |
7m |
0.2-0.3 |
H8-H9 |
±8% |
0.2-0.4 |
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内径尺寸公差GB1801-99
|
| 内径尺寸mm |
内径偏差μm |
| H7 |
H8 |
H9 |
H10 |
| 30 |
+21
0 |
+33
0 |
+52
0 |
+84
0 |
| >30-50 |
+25
0
|
+39
0 |
+62
0 |
+100
0 |
| >50-80 |
+30
0 |
+46
0 |
+74
0 |
+120
0 |
| >80-120 |
+35
0 |
+54
0 |
+87
0 |
+140
0 |
| >120-180 |
+40
0 |
+63
0 |
+100
0 |
+160
0 |
| >180-250 |
+46
0 |
+72
0 |
+115
0 |
+185
0 |
| >250-315 |
+52
0 |
+81
0 |
+140
0 |
+210
0 |
| >315-400 |
+57
0 |
+89
0 |
+170
0 |
+230
0 |
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力学性能
|
| 钢种 |
抗拉强度
σbN/mm2 |
屈服强度
σsN/mm2 |
延伸率
△5%
|
硬度
HB |
| 20# |
530 |
505 |
12 |
175 |
| 45# |
660 |
630 |
6 |
207 |
| 16Mn |
595 |
570 |
9 |
190 |
| 25Mn |
600 |
520 |
15 |
195 |
| 27SiMn |
840 |
805 |
7.5 |
230 |
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气动钢筒用高精度冷拔钢管
产品规格:缸简内经:φ30-400mm,壁厚:2.5-55mm
产品材质:20#、45#、16Mn、25Mn、27SiMn
执行标准:GB/T8713-88 ISO4394/1-1980(E) |
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气动缸筒
|
内径mm |
外径mm |
壁厚mm |
单位重量kg/m |
40 |
45 |
2.5 |
2.6201 |
50 |
57 |
3.5 |
4.6176 |
63 |
69 |
3 |
4.8827 |
80 |
86 |
3 |
6.1403 |
80 |
88 |
4 |
8.2858 |
90 |
100 |
5 |
11.7135 |
100 |
108 |
4 |
10.2586 |
100 |
110 |
5 |
12.9465 |
125 |
133 |
4 |
12.7246 |
125 |
135 |
5 |
16.0290 |
140 |
152 |
6 |
21.6022 |
150 |
160 |
5 |
19.1115 |
160 |
170 |
5 |
20.3445 |
160 |
172 |
6 |
24.5614 |
180 |
194 |
7 |
32.2799 |
200 |
214 |
7 |
35.7323 |
200 |
216 |
8 |
41.0342 |
200 |
219 |
9.5 |
49.0796 |
250 |
266 |
8 |
50.8982 |
250 |
273 |
11.5 |
74.1588 |
300 |
320 |
10 |
76.4460 |
320 |
340 |
10 |
81.3780 |
400 |
426 |
13 |
132.3995 |
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