HP-REC
MINE STEEL WIRE BRAIDED RUBBER HOSE
this mine steel wire braided hydraulic hose strictly complies with the mt/t 98-2006 "hoses and hose assemblies for hydraulic supports" mandatory coal industry standard. it also simultaneously conforms to international hydraulic hose specifications including gb/t 3683, sae 100 r1at/r2at, and en 853 1st/2st. certified with the ma (mine safety mark), it meets the strict explosion-proof safety requirements for underground gas and coal dust, making it suitable for various underground mining and excavation equipment in china. additionally, an optional msha (mine safety and health administration) certification is available for overseas mining projects.
| SPECIFICATION | INSIDE DIAMETER | INSIDE DIAMETER | OUTSIDE DIAMETER | MAXIMUM WORKING PRESSURE | MINIMUM BURST PRESSURE | MINIMUM BENDING RADIUS | |
| DN | Inches | I.D. (mm) Min | I.D. (mm) Max | O.D. (mm) Max | Max.W.P (Mpa) | Min.B.P (Mpa) | Min.B.R (mm) |
| 6 | 1/4—1 | 5.8 | 6.5 | 15.4 | 32.0 | 80 | 100 |
| 8 | 5/16—1 | 7.8 | 8.5 | 17.4 | 28.0 | 70 | 115 |
| 10 | 3/8—1 | 9.8 | 10.5 | 19.3 | 25.6 | 64 | 130 |
| 13 | 1/2—1 | 12.8 | 13.5 | 23.1 | 22.4 | 56 | 180 |
| 16 | 5/8—1 | 15.5 | 16.6 | 26.3 | 16.8 | 42 | 205 |
| 19 | 3/4—1 | 18.8 | 19.8 | 29.2 | 14.4 | 36 | 240 |
| 22 | 7/8—1 | 21.8 | 22.8 | 32.2 | 12.8 | 32 | 280 |
| 25 | 1—1 | 24.8 | 25.8 | 35.8 | 11.2 | 28 | 300 |
| 32 | 1 1/4—1 | 31.6 | 33.6 | 44.2 | 9.0 | 22.5 | 420 |
| 38 | 1 1/2—1 | 37.7 | 39.8 | 51.2 | 7.0 | 17.5 | 500 |
| 45 | 1 3/4—1 | 44.6 | 45.6 | 57.2 | 5.0 | 12.5 | 550 |
| 51 | 2—1 | 50.7 | 52.0 | 64.7 | 3.0 | 7.5 | 630 |
| 6 | 1/4—2 | 5.8 | 6.5 | 17.2 | 56.0 | 140 | 100 |
| 8 | 5/16—2 | 7.8 | 8.5 | 19.2 | 48.0 | 120 | 115 |
| 10 | 3/8—2 | 9.8 | 10.5 | 21.1 | 40.0 | 100 | 130 |
| 13 | 1/2—2 | 12.8 | 13.5 | 24.9 | 36.0 | 90 | 180 |
| 16 | 5/8—2 | 15.8 | 16.6 | 28.1 | 32.0 | 80 | 205 |
| 19 | 3/4—2 | 18.8 | 19.8 | 31 | 25.0 | 62 | 240 |
| 22 | 7/8—2 | 21.8 | 22.8 | 34 | 22.0 | 55 | 280 |
| 25 | 1—2 | 24.8 | 25.8 | 37.6 | 21.0 | 52 | 300 |
| 32 | 1 1/4—2 | 31.6 | 33.6 | 46.2 | 17.0 | 42.5 | 420 |
| 38 | 1 1/2—2 | 37.7 | 39.8 | 52.2 | 12.0 | 30 | 500 |
| 45 | 1 3/4—2 | 44.6 | 45.6 | 59.2 | 9.0 | 22.5 | 55 |
| 51 | 2—2 | 50.7 | 52.0 | 65.2 | 8.0 | 20 | 630 |
| 8 | 5/16—3 | 7.8 | 8.5 | 20.8 | 50.0 | 125 | 115 |
| 10 | 3/8—3 | 9.8 | 10.5 | 22.7 | 45.0 | 112.5 | 130 |
| 13 | 1/2—3 | 12.8 | 13.5 | 26.7 | 40.0 | 100 | 180 |
| 16 | 5/8—3 | 15.8 | 16.6 | 29.9 | 35.0 | 87.5 | 205 |
| 19 | 3/4—3 | 18.8 | 19.8 | 32.8 | 28.0 | 70.5 | 240 |
| 22 | 7/8—3 | 21.8 | 22.8 | 35.8 | 25.0 | 62.5 | 280 |
| 25 | 1—3 | 24.8 | 25.8 | 38.8 | 24.0 | 60.5 | 300 |
| 32 | 1 1/4—3 | 31.6 | 33.6 | 48.8 | 19.0 | 47.5 | 420 |
| 38 | 1 1/2—3 | 37.7 | 39.8 | 54.2 | 15.0 | 37.5 | 500 |
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