Pipe threads where pressure tight joints are made on the threads-Taper external threads and parallel internal threads. Dimensions, tolerances and designation
在螺纹上形成压力密封接头的管道螺纹 锥形外螺纹和平行内螺纹 尺寸、公差和名称
发布日期:
2010-10-31
交叉引用:prEN 10226-3EN ISO 228-1ISO 228-1:2000 ISO 7-1prEN 10226-2部分取代了BS 21:1985。