Metric key steel 300mm lengths Product information Key Steel is widely used for many general engineering applications. Typical key steel applications include making taper, gib head, plain and parallel keys As a bright drawn steel bar it is uncommon to harden key steel. In its supply condition key steel has an approximate tensile strength of 500 to 700N/mm2 Metric key steel bar are bright drawn to minus tolerances conforming to BS4235 “parallel and taper keys” The image shown is typical of a variety of key steel sizes.
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