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DIN EN856 4SP Wire Spiral Hydraulic Hose
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DIN EN856 4SP Wire Spiral Hydraulic Hose

Recommended for extremely high pressure and high impulse hydraulic applications. 4SP hose is very flexible 4 steel wires reinforced hydraulic hose in the industry with superior impulse performance. Mainly used on mining hydraulic support,hydraulic engine,oilfield extraction machinery, agricultural / road / construction machinery.
√ Inner tube: Black, oil resistant synthetic rubber.
√ Reinforcement: Four Spiral (Dash-04 to Dash-32 size) of high tensile steel wires.
√ Temperature Range: -40°C to +100°C (-40°F to +212°F)
√ Working Pressure: Maximum working pressures are based on 4:1 safety factor
Availability:
Product Description

DIN EN 856 4SP hose has four alternating layers of spiraled high tensile steel wire with high working pressure and superior 400,000 impulse cycles performance. Meets or Exceeds EN 856 Type 4SP, ISO 3862 Type 4SP. And recommended for extremely high pressure and high impulse hydraulic applications. For examples, mining hydraulic support, hydraulic engine, oilfield extraction machinery, and agricultural / road/construction machinery. MSHA cover is available.


Performance

Meets or Exceeds ISO 3862/EN 856 standards.


Feature/Advantages

Stable ID/OD, follow EN/DIN standard

Approved by Italy Bimal impulse test, up to 400,000 cycles.

With high abrasion and hose spiral layer is very smooth

-40°C to +100°C (-40°F to +212°F) temperature

4:1 safety factor


Specification

Product Number HOSE SIZE NOMINAL HOSE I.D. HOSE O.D. MAXIMUM WORKINE PRESSURE MINIMUM BURST PRESSURE MINIMUM BEND RADIUS
AVERAGE WEIGHT
Hose type Inch Dash mm mm Mpa Psi Mpa psi mm kg/ m
4SP-06  1/4 4 6.6 16.9 45.0 6525 180 26100 150 0.61
4SP-10 3/8 6 9.9 19.9 44.5 6454 178 25816 180 0.76
4SP-13 1/2 8 13.2 22.9 41.5 6019 166 24076 230 0.88
4SP-16 5/8 10 16.3 26.4 35.0 5076 140 20305 250 1.10
4SP-19 3/4 12 19.5 30.6 35.0 5076 140 20305 300 1.47
4SP-25 1     16 25.8 37.7 28.0 4061 112 16244 340 1.98
4SP-32 1  1/4 20 32.5 48.5 21.0 3045 84 12183 460 2.55
4SP-38 1  1/2 24 38.7 55 18.5 2683 74 10733 560 3.26
4SP-51 2     32 51.4 68.1 16.5 2393 66 9572 660 4.92


Quality Control

• Rubber tensile / hardness testing each batch

• Steel wire tenacity /twisting checking each batch

• Workers with 5 years experience at least in each production process

• 2 times working pressure testing

• Burst pressure test for each batch

• Impulse testing each batch


Packaging & Shipment

• Rolls package

• Carton paper add pallet package

• Carton box add pallet package

• Reel add pallet package


Service

Short Lead Time

Usually 30-40days for 20GP container, 40-60 days for 40GP container. The real delivery time according to detailed hose type and size.


Provide OEM Services

We do OEM for world leading hose brands and construction equipment manufacturers. The hose and hose assemblies is safe and stable.


Sample

We provide free samples to the customers for quality verifying.


After-Sale Service

We provide strong technical support and work with our customer to solve their problems in hose or assembly using.


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