煤礦井下用鋼絲網骨架聚乙烯復合管 |
【日期】 2016年1月9日
【瀏覽】 [1152] |
煤礦井下用鋼絲網骨架聚乙烯管,是以纏繞鋼絲網為中間層,內外層為煤礦井下用阻燃抗靜電專用 聚乙烯塑料,采用專用熱熔膠,通過擠出成型方法復合成一體的管材
1、分類
煤礦井下用鋼絲網骨架聚乙烯管可分為氣體通用管(KMQ)和液體通用管(KML)。氣體通用管 CKMQ)可用于煤礦井下正壓通風、負壓通風、抽放瓦斯等:液體通用管(KML)可用于煤礦井下供 水排水、噴漿等。
2、規格型號
表1氣體通用管規格尺寸
公稱外徑(dn)/mm
|
公稱壓力/MPa
|
0.4
|
0.6
|
0.8
|
1.0
|
1.25
|
基本尺寸
|
極限偏差
|
公稱壁厚en及極限偏差/mm
|
50
|
+1.2
0
|
|
4.5
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
63
|
+1.2
0
|
4.5
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
75
|
+1.2
0
|
5.0
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
6.0
|
+1.5
0
|
90
|
+1.4
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
6.0
|
+1.5
0
|
110
|
+1.5
0
|
5.5
|
+1.5
0
|
7.0
|
+1.5
0
|
7.0
|
+1.5
0
|
7.5
|
+1.5
0
|
8.5
|
+1.5
0
|
140
|
+1.7
0
|
5.5
|
+1.5
0
|
8.0
|
+1.5
0
|
8.5
|
+1.5
0
|
9.0
|
+1.5
0
|
9.5
|
+1.5
0
|
160
|
+2.0
0
|
6.0
|
+1.5
0
|
9.0
|
+1.5
0
|
9.5
|
+1.5
0
|
10.0
|
+2.0
0
|
10.5
|
+2.0
0
|
200
|
+2.3
0
|
6.0
|
+1.5
0
|
9.5
|
+1.5
0
|
10.5
|
+2.0
0
|
11.0
|
+2.0
0
|
12.5
|
+2.2
0
|
225
|
+2.5
0
|
8.0
|
+1.5
0
|
10.0
|
+2.0
0
|
10.5
|
+2.0
0
|
11.0
|
+2.0
0
|
|
250
|
+2.5
0
|
10.5
|
+2.0
0
|
12.0
|
+2.2 0
0
|
12.0
|
+2.2
0
|
12.5
|
+2.2
0
|
315
|
++2.7
0
|
11.5
|
+2.0
0
|
13.0
|
+2.5
0
|
13.0
|
+2.5
0
|
|
355
|
+2.8
0
|
12.0
|
+2.2
0
|
14.0
|
+2.5
0
|
|
400
|
+3.0
0
|
12.5
|
+2.2
0
|
15.0
|
+2.8
0
|
450
|
+3.2
0
|
13.5
|
+2.5
0
|
16.0
|
+2.8
0
|
500
|
+3.2
0
|
15.5
|
+2.8
0
|
18.0
|
+3.0
0
|
560
|
+3.2
0
|
17.0
|
+3.0
0
|
20.0
|
+3.0
0
|
630
|
+3.2
0
|
20.0
|
+3.0
0
|
23.0
|
+3.0
0
|
表2 液體通用管規格尺寸
公稱外徑(dn)/mm
|
公稱壓力/MPa
|
0.8
|
1.0
|
1.25
|
1.6
|
2.0
|
2.5
|
3.5
|
基本尺寸
|
極限
偏差
|
公稱壁厚en及極限偏差/mm
|
50
|
+1.2
0
|
|
|
|
4.5
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
63
|
+1.2
0
|
4.5
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
75
|
+1.2
0
|
5.0
|
+1.2
0
|
5.0
|
+1.2
0
|
5.5
|
+1.5
0
|
6.0
|
+1.5
0
|
90
|
+1.4
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
6.0
|
+1.5
0
|
110
|
+1.5
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
7.0
|
+1.5
0
|
7.0
|
+1.5
0
|
7.5
|
+1.5
0
|
8.5
|
+1.5
0
|
140
|
+1.7
0
|
5.5
|
+1.5
0
|
5.5
|
+1.5
0
|
8.0
|
+1.5
0
|
8.5
|
+1.5
0
|
9.0
|
+1.5
0
|
9.5
|
+1.5
0
|
160
|
+2.0
0
|
6.0
|
+1.5
0
|
6.0
|
+1.5
0
|
9.0
|
+1.5
0
|
9.5
|
+1.5
0
|
10.0
|
+2.0
0
|
10.5
|
+2.0
0
|
200
|
+2.3
0
|
6.0
|
+1.5
0
|
6.0
|
+1.5
0
|
9.5
|
+1.5
0
|
10.5
|
+2.0
0
|
11.0
|
+2.0
0
|
12.5
|
+2.2
0
|
225
|
+2.5
0
|
8.0
|
+1.5
0
|
8.0
|
+1.5
0
|
10.0
|
+2.0
0
|
10.5
|
+2.0
0
|
11.0
|
+2.0
0
|
|
250
|
+2.5
0
|
8.0
|
+1.5
0
|
10.5
|
+2.0
0
|
10.5
|
+2.0
0
|
12.0
|
+2.2
0
|
12.0
|
+2.2
0
|
12.5
|
+2.2
0
|
315
|
++2.7
0
|
9.5
|
+1.5
0
|
11.5
|
+2.0
0
|
11.5
|
+2.0
0
|
13.0
|
+2.5
0
|
13.0
|
+2.5
0
|
|
355
|
+2.8
0
|
10.0
|
+1.8
0
|
12.0
|
+2.2
0
|
12.0
|
+2.2
0
|
14.0
|
+2.5
0
|
|
400
|
+3.0
0
|
10.5
|
+2.0
0
|
12.5
|
+2.2
0
|
12.5
|
+2.2
0
|
15.0
|
+2.8
0
|
450
|
+3.2
0
|
11.5
|
+2.0
0
|
13.5
|
+2.5
0
|
13.5
|
+2.5
0
|
16.0
|
+2.8
0
|
500
|
+3.2
0
|
12.5
|
+2.2
0
|
15.5
|
+2.8
0
|
15.5
|
+2.8
0
|
18.0
|
+3.0
0
|
560
|
+3.2
0
|
17.0
|
+3.0
0
|
20.0
|
+3.0
0
|
|
|
630
|
+3.2
0
|
20.0
|
+3.0
0
|
23.0
|
+3.0
0
|
|
|