СО состава чугуна литейного типа Л3(Ч12), ГСО 6139-91
Approved types of reference materials · reg. No. KZ.03.02.02731-2017/6139-91
The record remains in the register as archived. New work requires a valid document.
Record data
- Registration number
- KZ.03.02.02731-2017/6139-91
- Name
- СО состава чугуна литейного типа Л3(Ч12), ГСО 6139-91
- Developer
- "ЗАО ИСО , г. Екатеринбург""620057, г. Екатеринбург, ул. Ульяновская 13а, тел. (343) 2281898 e-mail: iso@icrm-ekb.ru, сайт: www.icrm-ekb.ru","620057, г. Екатеринбург, ул. Ульяновская 13а, тел. (343) 2281898 e-mail: iso@icrm-ekb.ru, сайт: www.icrm-ekb.ru"
- Valid until
- 18.11.2021
Record data is shown in the original language (Russian), as in the official register.
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Source: GSI register of Kazakhstan, techreg.gov.kz, copy of 26.09.2026. The information is for reference — always confirm against the register and the instrument documents.