GB 440-1977 Aviation lubricating oil No.20

Standard Number: GB 440-1977
Chinese:20号航空润滑油
English:Aviation lubricating oil No.20

Effective Date:1978-01-01
Regulatory Authority:National Energy Administration (NEA)
Issuing Regulatory Authority:National Bureau of Standards and Metrology (NBSM)

Adheres to international standards:N
PDF Downloadable:Y

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