Textile machinery and accessories — Cylindrical tubes — Part 2: Dimensions, tolerances and designation of tubes for open-end spinning machines
纺织机械及配件——圆柱形管Spart 2:开口纺纱机用管的尺寸、公差和名称
Cancels and replaces the first edition (1981). Specifies the main dimensions, tolerances and designation of cylindrical tubes for open-end spinning. Gives directives for the characteristics of tubes and for the control of the inner diameter and length of the tube.