Subject content and scope of application This standard specifies the equipment, materials, samples, procedures and test reports for the test method of resistance to rapid cooling and heating of ceramic tiles. This standard applies to the test method of resistance to rapid cooling and heating of ceramic tiles. This standard is used as an arbitration inspection method. Production control and daily inspection can also use other equivalent inspection methods. Dumbbell Bench,Incline Dumbbell Bench,Dumbbell Flat Bench,Dumbbell Stool NINGBO CHEN WEI SUPPLY CHAIN MANAGEMENT CO.,LTD , https://www.chenweifurniture.com