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Association of German Mechanical Engineers, ??? ??? ??

American Society for Testing and Materials (ASTM), ??? ??? ??

British Standards Institution (BSI), ??? ??? ??

(U.S.) Ford Automotive Standards, ??? ??? ??

IN-BIS, ??? ??? ??

National Metrological Verification Regulations of the People's Republic of China, ??? ??? ??

Bureau of Indian Standards, ??? ??? ??

Professional Standard - Petroleum, ??? ??? ??

Professional Standard - Energy, ??? ??? ??

Korean Agency for Technology and Standards (KATS), ??? ??? ??

Standards Norway, ??? ??? ??

Ente Nazionale Italiano di Unificazione, ??? ??? ??

PL-PKN, ??? ??? ??

Association Francaise de Normalisation, ??? ??? ??

GM North America, ??? ??? ??

American National Standards Institute (ANSI), ??? ??? ??

Inner Mongolia Provincial Standard of the People's Republic of China, ??? ??? ??

Professional Standard - Machinery, ??? ??? ??

NL-NEN, ??? ??? ??

Military Standards (MIL-STD), ??? ??? ??

Society of Automotive Engineers (SAE), ??? ??? ??

Japanese Industrial Standards Committee (JISC), ??? ??? ??

German Institute for Standardization, ??? ??? ??

RO-ASRO, ??? ??? ??

Hebei Provincial Standard of the People's Republic of China, ??? ??? ??

Professional Standard - Military and Civilian Products, ??? ??? ??

CU-NC, ??? ??? ??





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