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Knowledge
Standards & materials
CSA Z245.1
CSA Z245.1
Steel pipe
Technology:
Spiral-weld large-diameter pipes
Available Materials
Grade 241
Grade 290
Grade 359
Grade 386
Grade 414
Grade 448
Grade 483
Grade 550
Mannesmann
Companies
Management
Locations
Compliance
Whistleblower system
Jobs & Career
Job vacancies
Internships / Complementary Work
Appointment calendar
Newsroom
Products & Services
Product finder
Products
Coatings
Tube & pipe processing
Logistics
References
Sustainability
Pipe technologies for climate protection
Green steel
Knowledge
Production processes
Tests
Standards & materials
Pipe-laying methods
Joining techniques
Innovation
Mannesmann H2ready
HPL +N Duro LCF
Mannesmann CO2ready
Next generation materials for drive shafts
Cable conduits
High-pressure hydrogen applications
Mannesmann NH3ready
MW-protect®
Steel tubes for oil-gathering systems
Drilmax drill pipes for the deepest depths
Steel tubes for cryogenic media
Concentricity-optimized rotor shafts
Mannesmann Premium Line Pipe
Downloadcenter
Brochures and data sheets
Certificates & Approvals
Declarations of performance
Environmental documentation
Corporate Policy
Publications
Terms and conditions & information for suppliers
Contact
Contact persons
International representations
Legal notice
Privacy policy
Cookie Settings