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Shaft Key Transformation for Quote-Safe Procurement Reference Standard: Relevant dimensional inspection and material verification practices may be aligned with general mechanical key standards such as ANSI B17.1 key and keyseat practice and material testing references such as ASTM International mechanical testing standards, when the buyer requests formal validation. Short Answer A keyway key may look like a minor metal part, but the catalog-confirmed BT-SH604 Shaft Key is a defined shaft component with a listed size of 6.356.3575mm and a stated use for shaft. The catalog does not confirm material grade, hardness, coating, finish, or load rating, so a safe purchase decision should convert this small listing into a controlled evidence … 続きを読む