GB 8840-2009
ActiveLimit for exhaust smoke of marine diesel engine
船用柴油机排气烟度限值
Application Summary AI generated
GB 8840-2009 specifies the maximum allowable smoke opacity in exhaust emissions from marine diesel engines, measured under defined test cycles. It is applied during type approval, production conformity, and in-service inspection of engines used in ships and offshore vessels to control visible particulate pollution. The standard ensures compliance with environmental regulations for vessels operating in Chinese territorial waters.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.