China CCC GB16897-2022 standard update for brake hose product

                     

                                   China CCC GB16897-2022 standard update for brake hose product

                 The new standard GB16897-2022 has replaced GB16897-2010 since Jan 1st 2023,

                 For new CCC applications the test will be conducted to the new standard.

                 For previous approved models, the transition period is 7 months after Jan 1st 2023.

                   Main changes from the GB16897-2022 standard.

                  For hydraulic hose:

Item GB16897-2022 GB16897-2010
Inner hole throughput after reducing diameter Passing without applying external force within 3 seconds No time limit
Maximum expansion

Pressure:

6.9MPa, 10.3MPa for diameter3.2mm;

20MPa for diameter >3.2~5mm

Pressure:

6.9MPa, 10.3MPa

brake fluid compatibility

Burst strength49.0MPa for diameter3.2mm;

Burst strength34.5.0MPa for diameter>3.2mm;

Temperature: 120±2

Burst strength34.5.0MPa

Temperature: 90±1

tensile strength

Slow tensile (25mm/min±3mm/min), strength1446N;

Rapid tensile(50mm/min±3mm/min)strength1646N;

Slow tensile (25mm/min±3mm/min), strength1446N;
Water absorption Immerse the hose assemble in distilled water (85±2) for 70±2h Cut 28.6mm±2mm outer layer at the center and immerse in distilled water (room temperature) for 70±2h
Cold resistance -48~-45 for 70±2h -40~-45 for 70±2h

 

           If you have any questions please contact us via info@china-srrc.com

 

 

Created on:2023-01-16 12:09
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