We do custom work for mechanical engineering

Welding assemblies I Machining I Plant construction I Assembly

Schrage GmbH has been a reliable manufacturing partner to the mechanical and plant engineering and capital goods industries for over 130 years. We manufacture individual parts and welded components with and without further machining according to your specifications and designs. In addition to the ready-to-install production, mechanical processing and surface treatment of workpieces and their assembly into modules, we also plan and manufacture complete machines and systems in the field of special engineering.


Made to measure - precise fit and ready to install I Made to measure - customer-specific and on schedule I Everything from a single source.


Schrage GmbH at a glance:

Welded steel structures
- up to 20 t unit weight
- stress relieved annealed
- blasted
- primed and varnished
- Steel S235JR, S355J2G3, stainless steel V2 V4, 1. 4301, 1. 4571, 1. 4404, etc.
Machining
- Milling and boring mill machining, also as pure wage work
- Processing of large parts up to size 8,000 x 3,300 mm, 5 Axles
- Turning, also with driven tools

Special machine construction
- completely assembled components
- ready-for-operation machines
- Repairs

For further details, please refer to the documents in the download area.

We are looking forward to your inquiry!

Your Schrage GmbH - Team

The individual company stufenvier was founded in 2017 as an engineering office for welding technology and occupational safety. We have continued to develop to this day. The change of name to stufenvier GmbH was followed by the establishment of an in-house welding production facility.

We are currently in the development process of our own product line. From the beginning we have focused on long-term business relationships with our customers. We achieve this by building mutual trust, high-quality work results and economical work. Constant commitment, innovation and creativity enable us to solve even challenging tasks together.

We are happy to accompany you on your way in all welding processes and consider every stable partnership with a company as the basis of our success.

The Schulz Conveyor Systems GmbH with its seat in Gräfenroda was founded by Mr. Peter Schulz 1991st Immediately after the foundation began to invest in the latest technologies. Aided by the laser cutting technology, which had its technical breakthrough early 90s, the clientele, and thus the company grew rapidly. Within just a few years on the former site of an old glass factory an advanced sheet metal manufacturing. After the laser technology also held technologies such as the folding and welding feed.

In 1997, Schulz conveyor systems GmbH took over part of the Gothaer Fahrzeugwerke. Thus opened up for the company, a new line of business - the automotive industry.

Today the company Schulz conveyor systems GmbH is a solid medium-sized company, which adapts through a flexible, broad-based manufacturing processes and the rising and volatile market conditions and requirements.She specializes in the manufacture of welding and assembly, as well as laser and metal parts.

To continue in the future success of the company in the usual manner, the following business objectives:
Ausbau and consolidation of market position
Fertigung highest technical level
Lieferung best quality
Automatisierung manufacturing
Erhöhung of technical, professional expertise to assist customers with constructive issues and cost reduction
Erhöhung production depth

The company Schulz-engineering was established in 1993.
Available is a modern production hall equipped with a 5 tonne crane.
We manufacture special purpose machines and handling equipment for a variety of applications.
Products are manufactured according to customer drawings or our own design (Auto - Cad).
Also supplied parts in the area of contract manufacturing and repairs are no problem.

We specialize in thermal protection tubes, thermowells, static mixers, pressure vessels, heat exchangers and tube coolers. We have an approval acc. ASME Section VIII Div.1 (Certificate No .: 54.838 - 27.03.2018) and are accordingly approved Stamp-Holder. Likewise, we are approved manufacturer for defense technology products acc. DIN 2303 and are approved for the manufacture of pressure equipment cat. II module A.

The company was founded under the name SchwarzTEC SHS (blacksmith trade Black) in December 2009 and led to June 2011 as a pure online trading for wrought products. In June 2011, the Assembly service S + F that was added to and carried out installation work of all kinds. In January 2013, the company was renamed SchwarzTec and took over the company Elektro Radio honey in Titisee-Neustadt am 01.02.2013 and integrated into the company SchwarzTEC.

The main tasks of the company are SchwarzTEC.
Electrical installations, control panel, customer service, repairs and installation work of all kinds, and metal works, and trade in electrical and metal goods.

Our focus is at the moment in electrical engineering, but are currently under construction of the metal area and looking for jobs in the field of steel construction / engineering, whether welding, bending, drilling, punching, shearing, sawing and assembling, we are equipped and able to produce a wide variety of components .

We would be pleased as you can to help the supplier on.

Your company SchwarzTEC

We offer you an individual service in the entire spectrum

metalworking in the private and commercial sector.



On our knowledge, our craftsmanship

and you can count on our employees.



We will work with you to create a team

to be able to analyze exact ideas and to you

to submit optimal solutions.