10.3 Shipping Lot Method:
10.3.1 In-process inspection during all manufacturing operations
and treatments and storage of manufactured bolts shall
be in accordance with the practices of the individual manufacturer.
10.3.2 Before packing bolts for shipment, the manufacturer
shall make tests of sample bolts taken at random from each
shipping lot. A shipping lot, for purposes of selecting test
samples, is defined as that quantity of bolts of the same
nominal diameter and same nominal length necessary to fill the
requirements of a single purchase order.
10.3.3 The manufacturer shall make tests for proof load,
tensile strength (wedge test), and hardness of each lot of bolts.
Alternatively, in accordance with 6.1, tests may be tensile
strength, yield strength, reduction of area, elongation, and
hardness.