COR-TEN™ | Steel plate | Products | Nippon Steel Corporation
CORQ TM (Cast Metal) CORQ is a cast metal product that has the features of COR-TEN and is used mainly for floor materials. CORQ is produced and marketed by Okayama Casting Center (Tel: 8-86-277-5588). ※ CORQTM is a registered trade name of Kyoji Takubo and Nippon Steel Corporation.