PROBLEM TO BE SOLVED: To provide a light-weight metal reinforcement body which has high mechanical strength, particularly, has resistant to corrosion.SOLUTION: A method of drawing a steel wire applies to a wire having a mass rate C of carbon such that 0.4%≤C≤0.74%. The method comprises uninterrupted series of steps (700-700) of drawing the wire from one diameter d' to another diameter d, d' and d being expressed in mm, in which true strain ε'=2In(d'/d) is such that ε'>4.SELECTED DRAWING: Figure 2
【課題】機械的強度が高く、しかも特に腐食に耐性のある軽量の金属補強体を提供する。【解決手段】鋼鉄ワイヤを引き抜く方法が、0.4%≦C≦0.74%であるような炭素重量含有量Cを有するワイヤに適用される。本方法は、mm単位で表した直径d’から直径dまでの前記ワイヤの途切れのない一連の引き抜き工程(7001から700m)を含み、真歪ε’=2ln(d’/d)がε’>4であるようなものである。【選択図】図2
WIRE DRAWING METHOD
ワイヤ引き抜き方法
2018-05-31
Patent
Electronic Resource
Japanese
IPC: | B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING , Herstellen von Blechen, Metalldraht, -stangen, -rohren Metallprofilen oder Halbzeugen auf andere Weise als durch Walzen / B60C VEHICLE TYRES , Fahrzeugreifen / C22C Legierungen , ALLOYS |