General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 18949-2003
Scope
This standard specifies the method for assessing the resistance of hoses to the toxic effects of atmospheric ozone under dynamic conditions. It is suitable for hoses with inner diameters up to and including 25mm.
GB/T 18949-2003 history
2003GB/T 18949-2003 Rubber and plastics hoses--Assessment of ozone resistance under dynamic conditions