Express Service

We will support your projects being pressed for time.

Stock List

Here you will find details of our in-stock products that is always up-to-date. Come and have a look!

Tech. Consultation

Take advantage of our technical consultation service. We will be happy to support you with your projects.

Contact & Directions

Do not hesitate to contact us.


Here you will find all of the documents relating to licences and certificates.


The right material for your application.

Steel bars

up to 600 mm ø, up to 11,500 mm length, and up to 11,000 kg

Connectors / disks / rings

up to 1,800 mm ø, and up to 1,000 mm height

Cubes / matrices / sheets

with an edge length of up to 1,000 mm, and up to 8,000 kg


of up to 1,000 mm edge length, and up to 8,000 kg

Open die forgings


We are an internationally operating and innovative company that manufactures steel bars and hollow bodies as well as close contour open-die forgings using state-of-the-art forging technology.

Our products are used in a wide range of industries such as in the offshore sector, in bridge building, in shipbuilding and in the construction of power plants. Thoroughly trained and skilled employees are the prerequisites for the success of our company.

We offer good school leavers intensive and future-oriented vocational training with expert mentoring from our experienced trainers.


Über uns

Our many years of experience and an innovative, highly motivated team form the basis of our success. Furthermore, our state-of-the-art equipment ensures the highest quality. Shaping, heat treatment, mechanical processing or surface technology: we will forge a customised design together with you and entirely according to your needs.


We forge and process with great accuracy according to your specifications or drawings. With state-of-the-art equipment and the latest technology, we can turn your ideas into the shape you want.


We currently have 21 furnaces in which we nitride and oxidise workpieces with a diameter of up to 3,000 mm and up to a length of 7,000 mm. That means Gustav Grimm is the largest nitride plant in Europe.

Tradition since 1878


By manufacturing refined steel, Gustav Grimm quickly became known beyond the boundaries of the Bergisch knife industry. The principle of continuous further development remains to this day the trademark of Gustav Grimm.


the blacksmith Gustav Grimm founded the company of the same name.


construction of the boiler house and the conversion from propulsion process to steam operation


extension of the hammer mill


opening of the nitride plant


installation of the 1,600 t press


introduction of EN DIN ISO 9000 2000


reconstruction of the distribution hall and high-shelf warehouse


installation of the 800 t press


reconstruction of the grinding shop


awarded "Ökoprofit Bergisches Städtedreieck"


commissioning of the ORC heat recovery system


reconstruction of the quality assurance department

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