6.2 Finish-The coating shall be continuous (except as provided below). And as reasonably smooth and uniform in thickness as the weight. Size. Shape of the item, and necessary handling of the item during the dipping and draining operations at the galvanizing kettle permit. Except for local excess coating thickness which would interfere with the use of the product. Or make it dangerous to handle (edge tears or spikes), rejection for nouniform coating shall be made only for plainly visible excess coating not related to design factors such as holes, joints, or special drainage problems (see Note 6). Since surface smoothness is a relative term. Minor roughness that does not interfere with the intended use of the product. Or roughness that is related to the as-received (un-galvanized) surface condition. Steel chemistry. Or steel reactivity to zinc shall not be grounds for rejection (see Note 7). Surface conditions related to deficiencies related to design. Detailing. Or fabrication as addressed by Practice A385 shall not be grounds for rejection. The zinc coating on threaded components of articles galvanizing under this specification shall conform to the required in specification A153/A153M. surfaces that remain uncoated after galvanizing shall be renovated in accordance with the methods in practice A780 unless directed by the Purchaser to leave the uncoated areas untreated for subsequent renovation by the purchaser.