Engineering Steel High Tensile Round Bar

110.0mm 4140 Grade Black Bar is a 4140 Grade Steel containing 1% Chromium - Molybdenum (Chrome-Moly). Referred to as a high tensile steel alloy steel bar. A general purpose high tensile steel - used for axles - shafts - high tensile studs and bolts - gears and drilling rods. Generally supplied hardened and tempered. Generally only available in round bars - may use 718 Impax for block and flats. NOTE : Care should be taken with welding of this product - consult a welding specialist prior to welding.