Certifications & approvals

Please note that certificates issued before October 2017 still carry our former company name and will maintain their validity even after the renaming of our company.

Certifications integrated management system

DIN EN ISO 9001
DIN EN ISO 9001
Quality Management System
DIN EN ISO 50001
DIN EN ISO 50001
Energy Management System
DIN EN ISO 45001
DIN EN ISO 45001
Occupation Health and Safety Management System
DIN EN ISO 14001
DIN EN ISO 14001
Environmetal Management System

Other certifications

IQ-Net 14001_2021-2024
IQ-Net-45001_2021-2024
QMS 2014-68
AEO F (German)
AEO F (German)
AD 2000-HP0
AD 2000-W0
API 5L
API 5L
CE
CE
QMS 2014-68, 3842 Part 2
Declaration of performance for structural hollow section
Declaration of performance for structural hollow section
Zetom - No. 005 - UWB - 31
Zetom No. 005
Zetom - No. 005 - UWB - 31 (Polish)
Zetom No. 005
Zetom - Declaration of Performance
Zetom - Declaration of Performance
Zetom - Declaration of Performance (Polish)
Zetom - Declaration of Performance (Polish)

Approvals

Our products have been approved by renowned customers from the oil and gas industry, e.g.:

  • Aramco
  • ENI
  • Exxon-Mobil
  • Fluxys
  • Gascade
  • Gasunie
  • Gaz System
  • GRTgaz
  • Kinder Morgan
  • National Grid
  • ONTRAS/VNG
  • Open Grid Europe
  • Pemex
  • RWE
  • Snam Retegas
  • TIGF

Contact

Dr.-Ing. Brahim Ouaissa

Dr.-Ing. Brahim Ouaissa
Head of Department Quality Management and Application Technology

Phone: +49 5341 21-2855
Fax: +49 5341 21-4929
brahim.ouaissa@mannesmann.com