Certificates & 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.
Further certificates & approvals
Certificates Integrierted Management System (IMS)
DIN EN ISO 9001 and 14001
DIN ISO 45001
DIN EN ISO 50001
Further certificates & approvals
AD 2000 HP0 / W0
API 5L / API 5CT
- API 5CT, English (valid until 04/2023)Siegen plant
- API 5L, English (valid until 04/2023)Siegen plant
- API 5CT, English (valid until 04/2023)Hamm plant
- API 5L, English (valid until 04/2023)Hamm plant
Bureau Veritas
- Bureau Veritas, English (valid until 02/2023)Siegen plant
DEKRA certificates for load securing
- DEKRA load securing certificate (German)For pipes with diameters 114 to 508 mm
- DEKRA load securing certificate (German)For pipes with diameter 610 mm
Declaration of performance for structural hollow section
Declaration of performance for water pipe lines
Declaration of performance for water pipe lines
DIN EN 10210 and DIN EN 10219
DNV GL
- DNV GL, English (valid until 07/2021) Siegen plant
- DNV GL, English (valid until 06/2021) Hamm plant
DVGW certificate
- DVGW certificate, German (valid until 06/2023)Siegen plant
- DVGW certificate, English (valid until 06/2023)Siegen plant
Lloyds Register
- Lloyds Register, English (valid until 05/2023) Siegen plant
PED 2014/68/EU
TÜV NORD Certificate for HFI-welded structural hollow sections
Contact
Dr. Hans-Jürgen Kocks
Phone: +49 271 691-170
hans-juergen.kocks@mannesmann.com