6 sample 6.1 sample size the closures to be tested shall be taken from a sample collected as described in iso 8871; the sample size is deduced from the rules given in iso 2859. the minimum sample size to produce a sufficient number of items for all physical and chemical tests is as ...
iso 898-1, mechanical properties of fasteners part 1: bolts, screws and studs. iso 2859, sampling procedures and tables for inspection by attributes. iso 3269, fasteners acceptance inspection. 3 types, causes, appearance and limits of surface discontinuities 3.1 cracks a crack is a clean (...