WebJun 1, 1982 · In the present investigation, the total reductions were quite high (74--87%) giving reduction ratios above 4:1. It is possible that the mechanical properties are quite good (Okumura's results indicate this) already at total reductions of less than 74%, independent of the reduction per pass. WebAug 6, 2024 · The amount of forging reduction represented by wrought metallurgical structures is best controlled by observation and testing of macro-etch and tension test samples taken from completed forgings. These samples permit exploration of critical areas and, generally, of the entire forging.
The effect of high reductions per pass on material properties in …
WebAug 9, 2024 · The “reduction” or gear ratio is calculated by dividing the number of teeth on the large gear by the number of teeth on the small gear. For example, if an … WebThickness-to-height ratios normally range from 16:1 to 1:16, and special equipment can extend these ranges. Cross sections of typical ring rolled shapes are shown in Figure 1-6, Section 1. Ring rolling produces seamless rings with forged properties, which results in optimum mechanical properties, and predictable and efficient machinability. change 4 life fruit and veg
Optimizing Ring Gear Forging
WebBar: a section hot rolled from a billet to a round, square, rectangular, hexagonal or other shape with a cross-section less than 16 sq. in. Billet: a semi-finished section (width <2X thickness), hot rolled from a metal ingot, generally having a … WebJan 6, 2024 · With the increase in forging reduction, the axial residual stress gradually decreased, which decreased by 8% when the forging ratio was 42.7%. The deformation … WebForging reduction ratios of 4-6 appear optimum from the standpoint of obtaining good agreement of properties in the longitudinal and transverse directions in large articles of chromium-molybdenum chromium-nickel-molybdenum steels. The following conclusions were drawn on the effect of forging on the anisotropy of large forgings' properties. hard drives for windows 10