Luohe Letone Hydraulics Technology Co.,Ltd.
he河乐通液压技术有限公司
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LT681 SAE 100RAT/EN853 SN Hydraulic Hose
Our medium pressure hydraulic hoses have two types including hydraulic hose EN853 1SN and EN 853 2SN.
They have the same cover and core. The core is oil and water resistant synthetic rubber, and the cover is black color synthetic rubber resistant to oil, water and ozone.
They have different reinforcement layer. The EN 853 1SN steel wire reinforced hydraulic hose has one-braid high tensile steel wire and the EN 853 2SN hydraulic hose has two-braid high tensile steel wire.
Applications: suitable for conveying petroleum oil and water-based and biodegradable hydraulic oil, to meet industrial demands for General
Tube: black oil-resistant synthetic rubber
Reinforcement: one or two layers of super flexible high-strength steel wire
Cover: black oil-resistant, weather-resistant, wear-resistant synthetic rubber
Temperature range: -40 ° C ~ + 100 ° C (-40 ° F ~ + 212 ° F)
| SIZE (Dash) | SIZE (in.) | I.D.(mm) | O.D.(mm) | Max.W.P. | Min.B.P. | Min.B.R. | |
| Min | Max | Max | (MPa) | (MPa) | (mm) | ||
| 5 | 3/16-1 | 4.6 | 5.4 | 12.5 | 25.0 | 100.0 | 90 |
| 6 | 1/4-1 | 6.2 | 7.0 | 14.1 | 22.5 | 90.0 | 100 |
| 8 | 5/16-1 | 7.7 | 8.5 | 15.7 | 21.5 | 85.0 | 115 |
| 10 | 3/8-1 | 9.3 | 10.1 | 18.1 | 18.0 | 72.0 | 130 |
| 13 | 1/2-1 | 12.3 | 13.5 | 21.4 | 16.0 | 64.0 | 180 |
| 16 | 5/8-1 | 15.5 | 16.7 | 24.5 | 13.0 | 52.0 | 200 |
| 19 | 3/4-1 | 18.6 | 19.8 | 28.5 | 10.5 | 42.0 | 240 |
| 25 | 1-1 | 25.0 | 26.4 | 36.6 | 8.8 | 35.0 | 300 |
| 32 | 1 1/4-1 | 31.4 | 33.0 | 44.8 | 6.3 | 25.0 | 420 |
| 38 | 1 1/2-1 | 37.7 | 39.3 | 52.1 | 5.0 | 20.0 | 500 |
| 51 | 2-1 | 50.4 | 52.0 | 65.5 | 4.0 | 16.0 | 630 |
| 5 | 3/16-2 | 4.6 | 5.4 | 14.1 | 41.5 | 166.0 | 90 |
| 6 | 1/4-2 | 6.1 | 7.0 | 15.7 | 40.0 | 160.0 | 100 |
| 8 | 5/16-2 | 7.7 | 8.5 | 17.3 | 35.0 | 140.0 | 115 |
| 10 | 3/8-2 | 9.3 | 10.1 | 19.7 | 33.0 | 132.0 | 130 |
| 13 | 1/2-2 | 12.3 | 13.5 | 23.0 | 27.5 | 110.0 | 180 |
| 16 | 5/8-2 | 15.5 | 16.7 | 26.2 | 25.0 | 100.0 | 200 |
| 19 | 3/4-2 | 18.6 | 19.8 | 30.1 | 21.5 | 85.0 | 240 |
| 25 | 1-2 | 25.0 | 26.4 | 38.9 | 16.5 | 65.0 | 300 |
| 32 | 1 1/4-2 | 31.4 | 33.0 | 49.5 | 12.5 | 50.0 | 420 |
| 38 | 1 1/2-2 | 37.7 | 39.3 | 55.9 | 9.0 | 36.0 | 500 |
| 51 | 2-2 | 50.4 | 52.0 | 68.6 | 8.0 | 32.0 | 630 |
Company Profile
Strong production bases, abundant manufacturing experience and professional research team help the in-depth development of industrial hose.Both product types and models can meet all demands in this industry, guaranteeing the quality and delivery of equipment.
Letone Growth: Value+Values
As one of leaders of global industrial hose, Letone always seeks innovation&excellence. Grasping strong production capability, advanced research strength and excellent service, Letone create the values to all of customers.
Independent R&D
3% of sales volume is put on R&D every year. Letone has established its own laboratory, Italian Bimal Impulse Test Stand, Mooney viscosity, a moving die rheometer, high and low temperature test box, an ozone test machine, a UV test machine and super high pressure burst test machine,etc. Letone has set up a R&D center for high pressure rubber hose cooperatively with Qingdao University of Science and Technology, with professional team of 36 technicians including 3 professors/doctoral supervisors, 6 senior engineer and technicians.Letone has mastered the full set of core technology for manufacturing hydraulic rubber hose and obtained 9 national invention patents and 23 utility model patents. It has been the main enterprise unit for drafting several technical standards of China rubber hose industry.
International Trade
Letone has a perfect set of international trade system, ranging from international trade marking to international trade negotiation and from domestic one-step service to overseas localization service. Letone's international trade markets have been expended across Asia, Africa,USA and other developing counties steadily and have been successfully extended into Europe, America and Australia. Letone is changing the way business in done.
Technical Service
Letone believes the value of brand, which originates from not only excellent products and solutions, but also considerate pre-sales & after-sales technical services.So, we have set up a team with hundreds of technical engineers to resolve a series of problems during project consultation, on-site surveys, sample analysis, program design, installation, commissioning and maintenance guidance, which can ensure that each link is docking in pace with customers and timely solve customer needs.