Continuous and intermittent inspections are considered crucial in CNG refueling stations due to high gas pressure and consequently probable irreparable risks in case of any minor defects and.
Therefore, Iranian National Standards Organization, in cooperation with the CNG project management of the country, have required these refueling stations to be inspected annually where Arad Inspection Company is one of the most capable and experienced companies in this field.
Inspection of CNG refueling stations is carried out in accordance with national standards of 7829 and 12054. The tanks installed at these sites are also inspected visually based on national standard of 9426 and then thoroughly inspected according to national standard of 6792.
The inspection process of CNG refueling stations initiates at the request of the owner / operator through CNG Stations supervision system and continues as the inspection company determines.
In addition, according to requirements of relevant national standards, storage cylinders with more than 6 years of life should undergo complementary tests, including hydrostatic testing, in one of the laboratories of the National Accreditation Center of Iran according to ISO / IEC 17025. Refer to the CNG Stations Supervision System address to request a CNG station inspection.
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