Steel grade: M300/ 1.2316 Brand name: Fangyuan Special Origin: China Certificate: ISO9001: 2000 Delivery condition : HRC28-36 Size( mm) 50-360 rounds , 20-180 ( flats/ thickness) Property & Application: Widely Used in Such Plastics moulds with demand on wear-resisting and good polishing function as advanced transparent adorned products, containers for storing food and masked products