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MANUFACTURING the year 1824 when entrepreneur Peter and appreciated,” boasts Olaf Wiertz. feature modern, computer-controlled ready-to-install, monolithic, heavy four-

Dahlhaus founded the company, trans- “For sure our technical expertise and ad- forging technologies and machines for stroke crankshafts from 5 to 12 m long ferred some 50 years later into the Gru- vice play an important role. We provide manufacturing, heat treatment as well and weighing up to 25,000 kg is the spe- entaler Eisenwerke. our knowledge, which we gathered dur- as mechanical processing of forgings. cial ? eld of activity..

Since 1999 SDG belongs to the GMH ing all these years to support our partners The company claims to be the ideal Together, SDG and WSW are well group, while Wildau was already within at their projects. The importance of the partner for small- and large-scale series known as leading manufacturers of die the group since 1997. Today, the compa- international business keeps increasing; production because of its high automa- forgings for large combustion engines ny is specialized on die forging of unal- currently approximately 40% of our rev- tion level with a ? exible process-design. and commercial vehicles.

loyed up to high-alloyed steel and spe- enue comes from outside Germany. With Schmiedag in Hagen manufactures “With future investments and innova- cial materials, which in part come from a total of 450 employees in the three forgings within a range of 5 to 500 kg. tions based on the strategically planning the GMH groups own production. facilities Hagen, Homburg and Wildau, Heavy forgings with a maximum piece SDG and WSW will further improve

With 40 companies belonging to GMH SDG and WSW we are producing for ap- weight of 3,500 kg are the profession of their position in the market,” said Wi- the production portfolio is broad, en- proximately 100 customers worldwide, the Wildauer Schmiedewerke. A special ertz. “Our R&D department is linked compassing raw-material recycling; including main players such as Caterpil- ? eld of manufacturing at the Wildau very closely with the corresponding steelmaking and processing; forging lar, MAN Diesel & Turbo, GE Power plant is the production of crankshafts partners from our clients. In that way, we technology; railway technology; iron, & Water, GE Oil & Gas, Wärtsilä, RR using the TR-device (upsetted pressing) can offer a complete solution from one steel and aluminum casting; as well as MTU and Niigata. The most important with a maximum length of 6m on the source. From the outset of discussions, crane technology and plant engineering. foreign markets are the U.S., China and 2,000-ton press. our clients bene? t from the knowledge

The closed-die-forging group, with SDG Russia.” And when it comes to even bigger of our experts in all areas. For instance and WSW, was founded in 2004. engine component forgings the Groed- we are not only a forge-shop but also “SDG and WSW are the evidence that Increased Innovation itzer Kurbelwelle Wildau GmbH comes able to realize all steps of the mechani-

German quality is worldwide recognized The smithie experts of SDG and WSW into play. The manufacture and repair of cal pre- and ? nish processing. This in-

At the end it will be a crankshaft.

Large conrods for four-stroke engines.

Engine components ready for dispatch.

28 Maritime Reporter & Engineering News • MARCH 2015

MR #3 (26-33).indd 28 MR #3 (26-33).indd 28 3/3/2015 10:22:33 AM3/3/2015 10:22:33 AM

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First published in 1881 Maritime Reporter is the world's largest audited circulation publication serving the global maritime industry.