- ISO 12944-1-2017
- ISO 12944-2-2017
- ISO 12944-3-2017
- ISO 12944-4-2017
- ISO 12944-5-2018
- ISO 12944-6-2018
- ISO 12944-7-2017
- ISO 12944-8-2017
- ISO 12944-9-2018
- TS EN ISO 1461-2022 mkpuchi mkpuchi galvanized na-ekpo ọkụ na ígwè a kpụrụ akpụ na ihe nchara nkọwapụta na ụzọ nnwale.
- ISO 21809-1-2018
- ISO 21809-2-2014
- ISO 21809-4-2009
- ISO 21809-5-2017
- AWWA C213-2022 Mkpuchi EPOXY FUSION KE IKE NA MAKA PIPE mmiri igwe na ihe eji arụ ọrụ.
- JIS G 3442-2023: galvanized ígwè ọkpọkọ maka ọkpọkọ nkịtị
- DIN 30670-1-2024
- DIN 30670-2-2024
- TS EN 10240-1998
- TS EN 10339-2007
- GB/T 23257-2017
- GOST 9.402-2006
- CSA-Z245.20-2022: Osisi etinyere mpụga mkpuchi maka ígwè anwụrụ
- AS 3862-2017 Mpụga ngwakọta-njide epoxy mkpuchi maka ọkpọkọ ígwè
- AS/NZS 2312.2-2014