By C. Tuells
2016 Reprint of the 1910 version. complete facsimile of the unique variation, no longer reproduced with Optical acceptance software program. photos meticulously reproduced. nonetheless vintage paintings on steel spinning includes essays, Tuells' "Principles of steel Spinning," and Painter's "Tools and strategies utilized in steel Spinning." steel spinning, sometimes called spin forming or spinning or steel turning most typically, is a metalworking procedure through which a disc or tube of steel is circled at excessive velocity and shaped into an axially symmetric half. Spinning might be played through hand or by way of a CNC lathe. The pamphlet presents basic, yet worthwhile guidance for spindle speeds, frequency of annealing, and normal equipment. there's additionally substantial aspect on numerous equipment of constructing separable varieties. The newbie will locate the pamphlet definitely worth the small price - an outstanding advent to the artwork of spinning. The skilled spinner may perhaps locate the ancient context a singular diversion. Spinning has consistently been an imprecise paintings, and this pamphlet is pretty much as good an creation as any.
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Extra info for Metal Spinning
Room-temperature tensile properties for hot-rolled bar and cold-rolled sheet are listed in Tables 41 and 42, respectively. High-temperature tensile properties for annealed and aged bar are given in Fig. 17. Hardness. See Table 41. Elastic modulus. See Table 43. Creep and stress-rupture characteristics. See Fig. 18 and 19. Impact strength. 5 ft ⋅ lbf) Fatigue strength. See Table 44. Physical Properties Density. 3) Melting range. /in. 91 (a) From 20 °C (70 °F) to temperature shown. (b) Values for annealed and aged material Specific heat.
339 at 24 °C (75 °F) Elastic modulus. 64 × 10 6 psi) at 24 °C (75 °F) Stress-rupture characteristics. See Table 51. Impact strength. Annealed plate, Charpy keyhole: 122 J at 21 °C (70 °F); 122 J at –79 °C (–110 °F); 106 J at –196 °C (–320 °F); 99 J at –253 °C (–423 °F) Fatigue strength. Rotating beam: hot rolled, 352 MPa (51 ksi); cold drawn, 228 MPa (33 ksi); annealed, 214 MPa (31 ksi). 2% offset) MPa ksi MPa ksi Elongation, % 517–690 552–827 690–1034 75–100 80–120 100–150 207–414 241–621 517–862 30–60 35–90 75–125 60–30 50–25 30–10 552–758 517–724 517–724 517–690 80–110 75–105 75–105 75–100 207–448 207– 414 207–379 207–379 30–65 30– 60 30–55 30–55 50–25 50–30 50–30 50–30 517–724 517–690 75–105 75–100 172–414 207–414 25–60 30– 60 50–30 50– 30 552–758 965–1207 80–110 140–175 241–448 896–1172 35–65 130–170 45–25 5–2 Density.
3) Melting range. 1338 to 1380 °C (2440–2516 °F) Coefficient of thermal expansion. See Table 36. Specific heat. See Table 36. Electrical resistivity. See Table 36. Magnetic permeability. 9 kA/m Chemical Properties General corrosion behavior. The high nickel and molybdenum contents of alloy 686 provide good resistance in reducing conditions, whereas the high chromium content offers resistance to oxidizing media. /in. 9 (a) Mean coefficient of linear expansion between room temperature and temperature shown Table 37 Corrosion rates of Inconel 686 and other nickel alloys in various acid solutions (one week test duration) Corrosion rate, mm/yr (mils/yr) tungsten aid resistance to localized corrosion, such as pitting.