Mannesmann Line Pipe

What Mannesmann Line Pipe does

Mannesmann Line Pipe is a German steel pipe manufacturer and one of three production entities within the Mannesmann division of Salzgitter AG, alongside Mannesmann Precision Tubes and Mannesmann Großrohr (large-diameter pipes). The company produces HFI (High Frequency Induction) longitudinally welded line pipes and hollow sections in a broad range of dimensions and steel grades, serving enterprise customers in oil and gas, energy transition, water infrastructure, and automotive applications. Its technology base combines specialized welding processes with materials science developed in conjunction with in-house R&D partner Salzgitter Mannesmann Forschung GmbH, yielding proprietary certified products including H2ready® pipes for hydrogen transport, CO2ready® pipes for supercritical and dense-phase CO2, NH3ready for ammonia, 700-bar high-pressure hydrogen tubes, KSG1000 high-performance steel for drivetrains, cable protection pipes, and cryogenic-media pipes.

The business operates on a project-based, quote-driven B2B model with direct enterprise sales and global distribution through the Salzgitter AG network and international representations. Revenue is derived from one-time sales of manufactured pipe and tube products tailored to specific project specifications, supported by in-house services including coatings, custom pipe processing, and logistics. Customer segments span energy and infrastructure (a primary vertical covering hydrogen, CO2, oil, gas, and water pipelines), automotive (a primary vertical covering hydraulic systems, hydrogen tanks, and next-generation drivetrains), construction, and defense/security. Leadership rests with Andreas Betzler, who oversees Corporate Strategy, Sales & Marketing, and Finance & Accounting at the CXO level. Strategic partnerships include a 20+ year relationship with Webco Industries for precision tubes, a green hydrogen infrastructure agreement with EWE AG, and a completed drinking water pipeline project with Quilongroup in Angola, underscoring both the durability of channel relationships and active expansion into energy-transition and emerging-market infrastructure projects.

Name

Mannesmann Line Pipe

Legal name

Mannesmann Line Pipe

Website

https://mannesmann-linepipe.com

Company type

Private

Founded year

1897

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Mannesmann Line Pipe is a German steel pipe manufacturer within the Salzgitter AG group, producing HFI longitudinally welded line pipes, hollow sections, and specialty certified pipes (H2ready® hydrogen, CO2ready®, NH3ready) for energy infrastructure, automotive, and water pipeline customers globally.

Ownership category

akta.pro rank

Product category

Steel Pipes and Tubes

NAICS

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (33121)

SIC

Steel Pipe & Tubes (3317)

akta.pro primary industry

Pipe & Tube Manufacturing (Seamless & Welded OCTG/Line Pipe/Structural Tube) (IMAKABAI)

akta.pro secondary industries

Pipes & Tubing (Metal, Plastic & Composite) (IMADALAC), Mechanical Piping & Pipefitting (Process/Utility Piping, Supports, Valves) (EUAEAFAD)

Keywords

• Steel pipe manufacturing
• Line pipes
• Precision steel tubes
• Welded steel pipes
• Hydrogen-ready pipes

Headquarters

HQ city

Siegen

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Steel Pipe and Tube Sales: Mannesmann generates revenue through the manufacture and sale of steel pipes and tubes including HFI longitudinally welded line pipes, hollow sections, spiral-welded large diameter pipes, and precision steel tubes. Revenue is derived from project-based orders for infrastructure, energy, and industrial applications.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Mannesmann Line Pipe manufactures HFI (High Frequency Induction) longitudinally welded line pipes and hollow structural profiles made of steel, offered in a wide range of dimensions and steel grades. The company supplies line pipe solutions primarily to the oil and gas, energy, infrastructure, and automotive industries. It operates as part of the Salzgitter AG group, providing the full pipe supply chain from raw material supply and material development through testing to customized manufacturing.

Product overview

Mannesmann is a leading network of steel pipe technologies operating as part of the Salzgitter AG group. The company offers three core product lines: Mannesmann Precision Tubes (seamless and welded precision steel tubes with special dimensional accuracy and hollow profiles), Mannesmann Line Pipe (HFI longitudinally welded line pipes with a wide range of dimensions and steel grades), and Mannesmann Großrohr (spiral-welded large-diameter pipes with short delivery times from 6 weeks). Beyond core products, Mannesmann provides specialized pipe technologies including hydrogen-ready pipes (H2ready®), CO2-ready pipes (CO2ready®), NH3ready for ammonia, cable protection pipes, and high-pressure hydrogen applications rated for 700 bar. The company also offers materials innovation for drivetrains including the KSG1000 high-performance steel with 20% higher strength and 20% weight reduction. Supporting services include pipe coatings, custom pipe processing, and logistics. All products are developed in collaboration with Salzgitter Mannesmann Forschung GmbH and benefit from in-house material supply within the Salzgitter AG group.

Differentiator

Problem solved

Functional benefit

Brands

• Mannesmann H2ready®: Steel pipes specifically developed for the transport and storage of hydrogen, exceeding requirements of important guidelines and standards.
• Mannesmann CO2ready®
• HPL +N Duro LCF

Products and services

• Mannesmann Line Pipe HFI longitudinally welded line pipes and hollow structural profiles made of steel with a wide range of dimensions and steel grades, used for energy pipelines and infrastructure projects.
• Mannesmann Precision Tubes Seamless and welded precision steel tubes with special dimensional accuracy, hollow profiles, and seamless hot-finished steel tubes for automotive, hydraulic, and mechanical engineering applications.
• Mannesmann Großrohr (Large-Diameter Pipes) Spiral-welded large-diameter pipes with short delivery times from 6 weeks enabled by in-house material supply, used for major pipeline and infrastructure projects.
• Mannesmann H2ready® Steel pipes specifically manufactured for the transport and storage of hydrogen, designed to exceed requirements of key guidelines and standards for maximum safety and extended service life.
• Mannesmann CO2ready® High-quality HFI-welded steel pipes designed for safe transport of large quantities of liquid or gaseous CO2, tested and confirmed suitable for supercritical and dense-phase CO2 transport.
• Mannesmann NH3ready Steel pipe solutions designed for ammonia (NH3) transport applications.
• Cable Protection Pipes HFI-welded steel cable protection pipes providing safe and durable solutions for underground power lines, protecting sensitive high-voltage cables under extreme mechanical, thermal, and electrical loads.
• Drilmax® Drill Pipes Drill pipes and boring rods used in drilling applications.
• Mannesmann Premium Line Pipe Premium grade line pipes with enhanced quality specifications for the most demanding pipeline applications.
• Coatings (Beschichtungen) Pipe coating services for corrosion protection and specialized applications on steel pipes.
• Pipe Processing (Rohrbearbeitung) Custom pipe processing and fabrication services tailored to customer specifications.
• Logistics (Logistik) Transportation and logistics services supporting pipe delivery to customer project sites.

Quantifiable outcome

• KSG1000 steel offers approximately 20% higher strength with about 20% less weight compared to conventional materials
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Five partnerships are on record, tiered core, key and minor.

• Salzgitter AGcoreStrategic or Co-development PartnerParent company and corporate group. Mannesmann operates as a leading network for steel pipe technologies within the Salzgitter AG group, which is one of Germany's largest steel producers. The partnership provides access to the entire pipe supply chain from material supply and material development through testing to customized manufacturing.
• Salzgitter Mannesmann Forschung GmbHcoreStrategic or Co-development PartnerIn-house R&D partner developing advanced materials and pipe technologies including H2ready® and CO2ready® technologies. The partnership enables continuous advancement of hydrogen and CO2 transport pipe technologies.
• Webco IndustrieskeyStrategic or Co-development PartnerStrategic partnership spanning over 20 years with Webco Industries for precision tubes, based on mutual respect and shared commitment to quality and innovation in the steel pipe industry.
• EWE AGkeyStrategic or Co-development PartnerGreen hydrogen infrastructure partnership with EWE AG, a German energy company. The agreement signing represents Mannesmann's contribution to making green hydrogen a reality.
• QuilongroupminorStrategic or Co-development PartnerCustomer partnership for drinking water pipeline project in Angola. The last pipe was manufactured on May 20, marking completion of the Quilongroup water pipeline project.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Market position

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/mannesmann-line-pipe-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mannesmann Line Pipe