Laboratory of Kavosh co. - CNG




Laboratory of Kavosh co. has started working since 2005 with the aim of precise studying on the quality of CNG cylinders production. This laboratory acquired ISO/IES 17025 from National Accreditation Center of Iran (NACI) also a collaborative certificate from Institute of Standard and Industrial Research of Iran (ISIRI).
This laboratory can cover a wide range of CNG cylinder tests, and has had close collaboration with ISIRI for provision and editing related standards such as ISIRI 9426, ISIRI 7598 and ISO 3170.







Accerditation Scrope of Kavosh High Pressure Cylinders Manufacturer Laboratory
NO. Subject Applicable Range Refrence
1 Hydrostatic pressure burst test for CNG cylinder 0-1000 Bar ISO 11439 - ISIRI 7598
ECE-R 110
2 Ambient temperature pressure cycling test for CNG cylinder 20-260 Bar (CNG-1) ISO 11439(Type-1) - ISIRI 7598(Type-1)
ECE-R 110 (Type-1)
3 Leak before break for CNG cylinder 20-300 Bar (CNG-1) ISO 11439(Type-1) - ISIRI 7598(Type-1)
ECE-R 110 (Type-1)
4 Tensile test 0-30 Ton ISO 11439(Type-1) - ISIRI 7598(Type-1)
ECE-R 110 (Type-1)
5 Impact test 0-300 J ISO 11439(Type-1) - ISIRI 7598(Type-1)
ECE-R 110 (Type-1)
6 Bonfire test for CNG cylinder ----- ISO 11439 - ISIRI 7598
ECE-R 110
7 Hardness test 25-60 HRC
200-400 HRB
ISO 11439(Type-1) - ISIRI 7598(Type-1)
ECE-R 110 (Type-1)
ISO 6506-1
ISO 9809-1
ISO 6506-2
8 Gun fire for CNG cylinder ----- ISO 11439 - ISIRI 7598
ECE-R 110