GB 2331.2-85 钢绞线用接续管 (圆形)

()UDC621.315.6GB2331.285GB233280Splicingsleeve(circular)forsteelstrandedwire1985-01-231985-12-01122.1JBD()JY()2.21212121mmmm2dlJY-35G357.8168.4220JY-50G509.0189.6240JY-70G7011.02211.7290JY-100G10013.02613.73202mmdlmm2JBD-35G357.82216110JBD-50G509.02517130JBD-70G7011.02820150JBD-100G10013.03223170GB1200751225N/mm21225MPa)JYBDmm2G33.1GB2314853.2GB70079372.5N/mm2(372.5MPa)GB6996510HB1333.3JY3.4JY0.25mm3.5JY-35GJBD-35G45kNJY-50GJBD-50G60kNJY-70GJBD-70G88kNJY-100GJBD-100G123kN4GB2317855GB231785______________________