MT98 Spiral hydraulic hoses for underground
Application Applicable to coal mine hydraulic support, integrated coal cutter and other hydraulic systems for transporting mineral oil, water-based hydraulic oil or water Standard MT/T98-2006 Internal lining Synthetic rubber resistant to oil and aging Enhancement layer Enhancement layer twined by multiple layers of steel wire External lining Synthetic rubber resistant to high temperatures, ozone and weather
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MT98 Spiral hydraulic hoses for underground
Application |
Applicable to coal mine hydraulic support, integrated coal cutter and other hydraulic systems for transporting mineral oil, water-based hydraulic oil or water |
Standard |
MT/T98-2006 |
Internal lining |
Synthetic rubber resistant to oil and aging |
Enhancement layer |
Enhancement layer twined by multiple layers of steel wire |
External lining |
Synthetic rubber resistant to high temperatures, ozone and weather |
Color |
Black |
Minimum temperature |
- 40 ℃ |
Maximum temperature |
+ 100 ℃ |
Medium |
Mineral oil, polyethylene glycol-based hydraulic oil, water (0°C + 70°C), oil-water emulsion |
DN |
Inches |
I .D (mm) |
O.D(mm) |
Max.W.P |
Min. B.P |
Min. B.R |
|
Min |
Max |
Max |
(Mpa) |
(Mpa) |
(mm) |
||
10 |
3/8-4 |
9.7 |
10.5 |
24.0 |
70 |
210 |
180 |
13 |
1/2-4 |
12.7 |
13.5 |
27.5 |
57 |
172 |
210 |
16 |
5/8-4 |
15.7 |
16.6 |
31.0 |
53 |
160 |
260 |
19 |
3/4-4 |
18.7 |
19.8 |
35.5 |
46 |
140 |
280 |
22 |
7/8-4 |
21.7 |
22.8 |
39.5 |
41 |
124 |
320 |
25 |
1-4 |
24.7 |
25.8 |
42.5 |
35 |
112 |
360 |
32 |
1 1/4-4 |
31.6 |
32.6 |
50.5 |
32 |
84 |
460 |
38 |
1 1/2-4 |
37.7 |
38.8 |
57.5 |
25 |
75 |
560 |
45 |
1 3/4-4 |
44.7 |
45.8 |
64.5 |
21 |
64 |
640 |
51 |
2-4 |
50.5 |
52.0 |
70.5 |
21 |
64 |
720 |
10 |
3/8-6 |
9.7 |
10.5 |
26.0 |
80 |
240 |
180 |
13 |
1/2-6 |
12.7 |
13.5 |
30.5 |
72 |
216 |
210 |
16 |
5/8-6 |
15.7 |
16.6 |
34.5 |
70 |
204 |
260 |
19 |
3/4-6 |
18.7 |
19.8 |
38.5 |
60 |
180 |
280 |
22 |
7/8-6 |
21.7 |
22.8 |
42.5 |
53 |
160 |
320 |
25 |
1-6 |
24.7 |
25.8 |
45.5 |
50 |
152 |
360 |
32 |
1 1/4-6 |
31.6 |
32.6 |
53.5 |
41 |
124 |
460 |
38 |
1 1/2-6 |
37.7 |
38.8 |
60.5 |
36 |
108 |
560 |
45 |
1 3/4-6 |
44.7 |
45.8 |
67.5 |
32 |
96 |
640 |
51 |
2-6 |
50.5 |
52.0 |
74.0 |
32 |
96 |
720 |
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