A steel wire in which a cross-section perpendicular to the longitudinal direction of the steel wire has a flat shape, and the outer shape of the cross-section has a pair of opposing straight sections (11) and a pair of opposing curved sections (12) connecting the straight sections (11). The curved section (12) has a pair of first regions (131) located on the straight section (11) side and a second region (132) located between the pair of first regions (131), the radius of curvature (R1) of the first regions (131) is 0.05 mm or more and less than 0.15 mm, the radius of curvature (R2) of the second region (132) is 0.13 mm or more and 0.2 mm or less, and the angle between the straight section (11) and the curved section (12) is 165 degrees or more.
一种钢丝,其中,该钢丝的与长尺寸方向垂直的截面具有扁平形状,所述截面的外形具有一对对置的直线部(11)和将所述直线部(11)之间连接的一对对置的曲线部(12),所述曲线部(12)具有位于所述直线部(11)侧的一对第一区域(131)和位于一对所述第一区域(131)之间的第二区域(132),所述第一区域(131)的曲率半径R1为0.05mm以上且小于0.15mm,所述第二区域(132)的曲率半径R2为0.13mm以上且0.2mm以下,所述直线部(11)与所述曲线部(12)之间的角度为165度以上。
Steel wire and tire
钢丝和轮胎
2023-05-30
Patent
Electronic Resource
Chinese
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |