Successful Commissioning of KOCKS Block at Henan Jiyuan Iron & Steel Co. Ltd

The Chinese steel producer Henan Jiyuan Iron & Steel Co. Ltd. has successfully rolled the first bar on its new Reducing & Sizing Block RSB® 500++/4 in 5.0 design after a smooth erection and commissioning period. It marks an important milestone in the big bar mill revamping project, which underscores the company's commitment to ongoing improvements and innovations in steel production.



Henan Jiyuan Iron & Steel Co. Ltd. is a Chinese steel producer based in Jiyuan City, Henan Province, China. The company is known for its production of special bar quality steel products (SBQ) and is a significant player in the Chinese steel industry. Its steel products are used in a wide range of industries, including manufacturing and automotive. The KOCKS block now in operation is the third one at Jiyuan, following previous orders for an RSB® 300++/4 in 2019 and an RSB® 370++/4 in 2008, respectively.

The KOCKS RSB® 500++/4 has been installed in the big bar mill line of the Chinese company as part of a revamping project and produces straight bars within a dimension of Ø 50.0 to 160.0 mm onto the cooling bed. It is designed to allow thermomechanical rolling to significantly improve the material properties already during the rolling process

This biggest Reducing & Sizing Block features the remote controlled roll gap adjustment (RC) and equipment for the roll shop, including the BAMICON Octopus software and hardware that assist operators in the stand and guide preparation and support the entire tooling process in the roll shop. The block is the first of this size to feature the further advanced RSB® design presented by KOCKS at this year's METEC.

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