Location: Home > Automotive Power Steering Hose SeriesAutomotive Power Steering Hose Series
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Name: High Pressure Automotive Power Steering Hose
Type:
Product Specifications:
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Show Details:
Construction: braid (or spiral)
Appearance: black, surface of the fabric pattern
Shape: straight tube
Executive standard: SAE J188 GB/T20461-2006
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Nominal Size(mm)
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I.D Tolerance(mm)
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O.D Tolerance(mm)
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Working strength(MPa)
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Burst strength(MPa)
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Min. bend radius(mm)
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10
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10.0±0.5
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20.5±0.5
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10.3
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41.4
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80
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No
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test performance and test condition
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performance requirements
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1
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pressure pulse：0～10.3MPa
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no deformation, breaking for 225000 times
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medium temperature： 135℃±2℃
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pulse frequency：30～40次/min
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environment temperature：100℃±5℃
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2
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tensile test
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min. pull-out force1500N
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3
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cold temperature resistance（-40℃×24h）
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no cracking、breaking、delamination
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4
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bonding strength between the layers
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min. 1.8N/mm
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5
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burst strength
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min. 41.4MPa
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6
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ozone resistance（50pphm，40℃×72h）
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no cracking
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7
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volume expansion（8.97 MPa×2min）
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19～21cm3/m
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8
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length change rate（10.3 MPa）
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-5%～+2%
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