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UHVDC 66 kv gis switchgear density sensor wika

Item C-100 Contractor Quality Control Program (CQCP) 100-1 ... of four random cores taken from Lot A arranged in descending order. A-3 = 99.30 A-4 = 98.35 A-2 = 97.55 A-1 = 96.60 2. From ASTM E178, Table 1, for n=4 an upper 5% significance level, the critical value for test criterion = 1.463. 3. Use average density, standard deviation, and test criterion value to evaluate density measurements. a.

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