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YB 4022-1991

Chinese Standard: 'YB 4022-1991'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
YB 4022-1991EnglishRFQ ASK Days<=3 (Refractory mortar load softening temperature test method (differential - heating method)) YB 4022-1991 Obsolete YB 4022-1991

  Google-Books (Full-PDF, without digital protection, will be auto-delivered in 0~10 mins):   YB/T 4146-2016  YB/T 5343-2015