Welcome to Eisenbau Krämer

Welcome to Eisenbau Krämer - world-renowned specialist for longitudinal seam welded, thick-walled, large diameter steel pipes. Eisenbau Krämer GmbH manufactures longitudinally welded large diameter steel pipes in a variety of technical specifications for the highest qualitative requirements on the international market.

Premium steel pipes from Eisenbau Krämer

EBK cryo

Low temperature and cryogenic steel pipes for low temperature applications up to 36% Nickel

EBK X80 (NACE) bis X140

High strength steel pipes

EBK power

GRADE 91, GRADE 92 - Heat resistant pipes

Impander Technique

Innovative calibration for closer pipe tolerances and reduced stresses

EBK clad

High corrosion resistance to aggressive fluids and gases

Pipes for Mechanical Engineering

Steel shells for machinery applications and general mechanical engineering


Our name is known worldwide for longitudinally welded large diameter steel pipes in a variety of technical specifications for the highest qualitative requirements.


The family company of Eisenbau Krämer, which was founded in 1921 by Karl Kramer, is a world-renowned specialist for longitudinally welded large diameter steel pipes.


As Germany’s first manufactor of steel pipes, we have been certified for longitudinally welded steel pipes according to ISO 9001 for some time. More information about EBK certificates.


General company information on the corona virus

Dear Sir or Madam,

Due to the current situation regarding the corona virus (COVID-19), Eisenbau Krämer has already taken precautionary measures to protect visitors and employees accordingly.

Please also read the following information.

Should you have any further questions,…

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"Making something out of iron..." - Report from the Südwestfalenmanager

"Making something out of iron ..." is a handwritten note in Karl Krämer's diary from 1921, the founding year of Eisenbau Krämer.

Please read more about the foundation of EBK

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Traditional manufacturing processes for large diameter pipe can result in reduced collapse pressure compared to seamless alternatives. However this can be avoided by finishing longitudinally welded pipe by compression rather than expansion, which can improve the performance over…

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