Chronology of ECO Metrication:
Economic Cooperation Organization (ECO)
TUR Time Zone +2 Türkiye (Turkey) Ankara
Metric System Adoption: 1869 and 1931; see MetricPioneer.com/Turkey for more detail
Compulsory Metric Implementation: 1933
United Nations Member: 24 Oct 1945
KAZ Time Zone +5, +6 Kazakhstan Astana
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
KGZ Time Zone +6 Kyrgyzstan Bishkek
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
TJK Time Zone +5 Tajikistan Dushanbe
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
UZB Time Zone +5 Uzbekistan Tashkent
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
TKM Time Zone +5 Turkmenistan Ashgabat
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
AZE Time Zone +4 Azərbaycan (Azerbaijan) Bakı (Baku)
Metric System Adoption: 1922
Compulsory Metric Implementation: 1927
United Nations Member: 2 Mar 1992
AFG Time Zone +4.5 Afghanistan Kabul
Metric System Adoption: 1926
United Nations Member: 19 Nov 1946
IRN Time Zone +3.5 Iran Tehran
Metric System Adoption: 1933
Compulsory Metric Implementation: 1935-49
United Nations Member: 24 Oct 1945
PAK Time Zone +5 Pakistan Islamabad
International System Adoption: 1967-72
United Nations Member: 30 Sep 1947
Click on the image of Earth here to see when metrication occurred in each country or territory on Earth:
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