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Hydraulic Hose EN856 4SH and EN 856 4SP,the two kind of standards hose are four spiral layers of spiral wire reinforcement,and it is covered with oil and weather resistant synthetic rubber.EN 856 4SP hydraulic rubber hose is similar to EN 856 4SH hydraulic
hose, but the working pressure (under the same working temperature)
is higher than EN 856 4SH hose.This is mainly because the outer diameter of 4SH steel wire is slightly smaller than that of 4SP, allowing it to withstand higher pressure under the same conditions Both are widely used in various fields that require high-pressure and high flow hydraulic media, such as mine hydraulic supports, oilfield development, engineering construction, lifting and transportation, metallurgical forging, mining equipment, ships, injection molding machinery, agricultural machinery, various machine tools, and mechanized and automated hydraulic systems in various industrial sectors. However, due to its higher pressure resistance, 4SH is widely used in fields such as agriculture, construction, material processing equipment, and machinery, especially in high-pressure, high flow hydraulic systems where it performs well
Tube: Inner tube in high quality synthetic rubber compounds.
Reinforcement: Four high tensile steel wire spiraled layers.
Cover: Abrasion and weather resistant synthetic rubber.
Temperature:-40℉ to +250℉ (-40℃ to +121℃)
Table 1-1:The specification of EN 856 4SH steel wire spiraled hydraulic hose (1) | |||||||||
Hose code | Size | Dash size | ID | WD | OD | ||||
mm | inch | min | max | min | max | min | max | ||
EN8564SH-01 | 19 | 3/4 | -12 | 18.6 | 19.8 | 27.6 | 29.2 | 31.4 | 33.0 |
EN8564SH-02 | 25 | 1 | -16 | 25.0 | 26.4 | 34.4 | 36.0 | 37.5 | 39.9 |
EN8564SH-03 | 31.5 | 1-1/4 | -20 | 31.4 | 33.0 | 40.9 | 42.9 | 43.9 | 47.1 |
EN8564SH-04 | 38 | 1-1/2 | -24 | 37.7 | 39.3 | 49.8 | 49.8 | 51.9 | 55.1 |
EN8564SH-05 | 51 | 2 | -32 | 50.4 | 52.0 | 64.2 | 64.2 | 66.5 | 69.7 |
Table 1-2:The specification of EN 856 4SH steel wire spiraled hydraulic hose (2) | ||||||||
Hose code | Working pressure | Proof pressure | Min burst pressure | Min bending radius | Weight | |||
MPa | psi | MPa | psi | MPa | psi | mm | kg/m | |
EN8564SH-01 | 42 | 6090 | 87 | 12180 | 168 | 24360 | 280 | 1.70 |
EN8564SH-02 | 38 | 5510 | 76 | 11020 | 152 | 22040 | 340 | 2.50 |
EN8564SH-03 | 32.5 | 4710 | 65 | 9425 | 130 | 18850 | 460 | 3.00 |
EN8564SH-04 | 29 | 4205 | 58 | 8410 | 116 | 16820 | 560 | 3.60 |
EN8564SH-05 | 25 | 3625 | 50 | 7250 | 100 | 14500 | 700 | 5.00 |
Table 2-1:The specification of EN 856 4SP steel wire spiraled hydraulic hose (1) | |||||||||
Hose code | Size | Dash size | ID | WD | OD | ||||
mm | inch | min | max | min | max | min | max | ||
EN8564SP-01 | 6.3 | 1/4 | -4 | 6.2 | 7.0 | 14.1 | 15.3 | 17.1 | 18.7 |
EN8564SP-02 | 10 | 3/8 | -6 | 9.3 | 10.1 | 16.9 | 18.1 | 20.6 | 22.2 |
EN8564SP-03 | 12.5 | 1/2 | -8 | 12.3 | 13.5 | 19.4 | 21.0 | 23.8 | 25.4 |
EN8564SP-04 | 16 | 5/8 | -10 | 15.5 | 16.7 | 23.0 | 24.6 | 27.4 | 29.0 |
EN8564SP-05 | 19 | 3/4 | -12 | 18.6 | 19.8 | 27.4 | 29.0 | 31.4 | 33.0 |
EN8564SP-06 | 25 | 1 | -16 | 25.0 | 26.4 | 34.5 | 36.1 | 38.5 | 40.9 |
EN8564SP-07 | 31.5 | 1-1/4 | -20 | 31.4 | 33.0 | 45.0 | 47.0 | 49.2 | 52.4 |
EN8564SP-08 | 38 | 1-1/2 | -24 | 37.7 | 39.3 | 51.4 | 53.4 | 55.6 | 58.8 |
EN8564SP-09 | 51 | 2 | -32 | 50.4 | 52.0 | 64.3 | 66.3 | 68.2 | 71.4 |
Table 2-2:The specification of EN 856 4SP steel wire spiraled hydraulic hose (2) | ||||||||
Hose code | Working pressure | Proof pressure | Min burst pressure | Min bending radius | Weight | |||
MPa | psi | MPa | psi | MPa | psi | mm | kg/m | |
EN8564SP-01 | 45 | 6525 | 90 | 13050 | 180 | 26100 | 150 | 0.64 |
EN8564SP-02 | 44.5 | 6450 | 89 | 12905 | 178 | 25810 | 180 | 0.75 |
EN8564SP-03 | 41.5 | 6020 | 83 | 12035 | 166 | 24070 | 230 | 0.89 |
EN8564SP-04 | 35 | 5075 | 70 | 10150 | 140 | 20300 | 250 | 1.10 |
EN8564SP-05 | 35 | 5075 | 70 | 10150 | 140 | 20300 | 300 | 1.50 |
EN8564SP-06 | 28 | 4060 | 56 | 8120 | 112 | 16240 | 340 | 2.00 |
EN8564SP-07 | 21 | 3045 | 42 | 6090 | 84 | 12180 | 460 | 3.00 |
EN8564SP-08 | 18.5 | 2680 | 37 | 5365 | 74 | 10730 | 560 | 3.40 |
EN8564SP-09 | 16.5 | 2390 | 33 | 4785 | 66 | 9570 | 660 | 4.35 |