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See Chinese contents: GB/T 17445-2022 GB/T 17445-2022: Cast grinding balls
This Document specifies the designations and codes, technical requirements, test methods, inspection rules, markings, certificates, packaging and transportation of chromium alloy white cast iron grinding balls and ductile iron grinding balls for drum mills. This Document is applicable to chromium alloy white cast iron grinding balls and ductile iron grinding balls (hereinafter referred to as and quot;grinding balls and quot;) used for crushing and grinding ore, coal, cement and other related materials in the metallurgical, electric power, building materials and chemical industries.
