Menu TRADITION AND PROGRESS IN THE ART OF FORGING Dirostahl, this name represents tradition and progress in the art of forging. Dirostahl covers the entire range of open-die forging for machine, gear and plant construction. OUR HISTORY COVID UPDATE From November 24th 2021 onwards the statutory 3G rules of the German Government will apply to all visitors, suppliers and other business partners when entering the company. Either a vaccination certificate conform to EU rules, an authorized proof of full Covid recovery, or a rapid antigen test from the same day must be presented. Important areas of application of our products HEAVY MACHINERY WINDPOWER SHIPBUILDING POWER GENERATION Current news Stainless Steel 2021 – Welcome to Maastricht We invite you to join us from November 30th. - December 2sd. 2021 at the Stainless Steel trade fair in Maastricht, booth A 62. READ MORE Happy Birthday ! The entire Dirostahl team is sending out Hugs and Congrats to our former Managing Director, Dr. Manfred Diederichs, who is celebrating his 80. Birthday on December 20th. READ MORE successful qualification by TÜV for manufacturing We are happy to confirm a successful qualification by TÜV for manufacturing open die forgings in Duplex Steel 1.4462 (F51/UNS S 31803/Alloy 2205/AISI 318) READ MORE Steel at it's best Dirostahl worldwide SALES AGENTS FURTHER CONTACTS Karl Diederichs GmbH & Co. KG Stahl-, Walz- und Hammerwerk Luckhauser Straße 1-5 42899 Remscheid +49 (0) 2191 593-0 +49 (0) 2191 593-165 E-Mail LEGAL NOTICE | TERMS AND CONDITIONS | PRIVACY POLICY © 2020 Karl Diederichs GmbH & Co. KG