Take advantage of Heidelberg Industry's extensive expertise:
As a technology partner, we support you across the entire spectrum of industrial production – from engineering to model and prototype construction to series production and service.

Our offer grows with your requirements. Whether individual castings or the development of comprehensive electronic components and systems: With our tailor-made service packages, you get exactly the solution you need – on any desired scale.

And this always includes the extensive experience and expertise of Heidelberg, the world market leader in printing presses.
Let us make your products even better together – with Heidelberg Industry!

Heike Hagner-Gerdsmann was founded in 1991 as a metal working company in Gevelsberg. We are active in the field of CNC-controlled machining technology.

We specialize in the machining of series and work here mainly for rail and track construction, the automotive industry in the field of commercial vehicles, the construction industry and operations in the field of materials handling, as well as for machinery and plant construction.

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Development - Design - Manufacturing - Service

Whether prototypes, small batches or CAD data: The quality of the products and CAD data is our top priority.

Shortest official channels for quick solutions: Talk to us, even if your delivery date is very short. True to the motto: “It doesn't work, doesn't exist.”

Every customer is individual. Your requirements and wishes are important to us. We always follow the same approach: “There is a solution for every challenge. ”

Production of nautical instruments, ship control systems,
Magnetic compasses and their repairs.

Special equipment: Production of spez.Mess and testing
devices according to customer requirements.

Production of accurate precision mechanical parts. 22 CNC machines for the
Turn machining, milling, drilling, grinding and
engrave.

We, the company Heinrich AG for over 35 years in the market and deliver to our partners and business colleagues (not only) in Europe DIN nuts, weld nuts and clinch nuts, drawing parts and rotating parts of all materials.



With pressed parts and machined parts according to drawings we supply mainly the automotive industry and their suppliers.



Justi-in-time and annual contracts with demand in your batch size, of course.



Turned parts



* From 1 mm to 150 mm Ø

* Small quantities to large volume

* Framework contracts

* Just-in-time

* Lathes, CNC, Strohm, index and Traub machines

* Reliable production, prompt delivery!



Stampings



* Brass, aluminum, steel, stainless steel

* All surfaces

* Medium and large series

* Framework contracts

* Just-in-time



Special



* For all materials

* Steel, stainless steel, brass, aluminum

* Also available in special materials:

14541 / 1.4571 / 1.4529 / 1.4462
* Surface treatment according to your needs

* Machinery: Single spindle and multi-spindle



Parts



* Of 0.5 mm to about 350 mm

* Long turned parts up to 600 mm

* Turning, milling and finishing

* Grinding - external and internal, centerless

* Small and large series

* Surface treatment according to your needs

* Reliable production, timely delivery



Standard Parts



* Nuts in all standards

* In A2 to A4

* In special materials 1.4571 / 1.4529 / 1.4462

* Sizes from M 2 to M 125

* Individ. Sizes and types on request



Automotive - special nuts - threaded bolts



Another business segment are special nuts, threaded inserts and bolts for the automotive supply industry works



Nuts in all Ausführunge and DIN standards: forB. Weld nuts, in mass focuses on deviations, such as size, warts Version, threaded - made of steel or stainless steel, with surface treatment according to your wishes



Weld nuts made of steel or stainless steel with self-locking threads: protection by 3-point pinch from the top, side or on spec. Thread



Threaded bushings and bolts: with welding warts, spec. Threads of various materials (such as C1010)

The company, based in betting rings can look back on a long history: founded in 1945 by Heinrich Annas, the factory produced in the past, especially pre-finished machine and spare parts for the textile machinery industry.

In 2007, Ludger drop man the shops and the company now manages in the future: As a reliable supplier for industrial companies is Anna's engineering today items as well as machinery and equipment for various industries forth. Due to the increasing demand for vendor parts for wind power and biogas plants in the area of renewable energy has become increasingly important.

Vinegar technology

FRINGS vinegar technology has been a market leader in the production of biological food vinegar for more than a century. About 60 % of the world vinegar production is produced by FRINGS systems. Extensive R&D activities have enabled FRINGS to set new standards in the design and construction of vinegar production plants.

Chemical technology

Core components and applications for gas-liquid reactions.
FRINGS rotor-stator aeration turbines are the core component of our high-performance reactor units for gas/liquid reaction technology used in the chemical industry, for fine chemicals production and the pharmaceutical industry.

Yeast technology

FRINGS specializes in those areas of special yeast fermentations that require particular attention to plant-specific, sterile or procedural aspects.

Immersible aerators

FRINGS's range of tried-and-tested immersible aerators (under the license of ABS) for industrial waste water treatment includes the immersible TA and TAK aerators, of which more than 10,000 units have been sold worldwide.

Special emphasis of our production forms mass production and production items for the general connection technique, spacer pin of SW4 - for SW13 as well as parts ready to be installed for furniture fittings and electrotechnical devices.
Hofsäß use modern high-performance machines with horizontal and vertical operation to produce highest quality parts from coiled wire stock.

As a medium sized company, we are specialized in the field of metal processing. The production program of Heinrich Liesen include the custom remanufacturing, reconditioning and repair of components, assemblies and complete systems / components.



Our manufacturing is located in the Ruhr area - in the center of the European market.

The central location, in close proximity to France and the Benelux countries, ensures quick accessibility.

Your competent partner in
Machinery, plant & steel construction
for over 50 years

• forms and jigs
• mold and composite casting in all common aluminum alloys
• Machining in CNC technology
• 3D coordinate metrology
We have for decades been an established company in the metalworking industry and place the highest value on quality and delivery.
In "altmann" high-quality molds and composite casting is manufactured in all common aluminum alloys, for unit weights of 30 g
to 3.5 kg. Our annual output is about 200 tons.