标 准 号: SAE J476-1961 ;简体中文标题:美制干密封管螺纹(NPTF)繁体中文标题:美制干密封管螺纹(NPTF)ENGLISH NAME:DRYSEAL PIPE THREADS... 上一篇:SAE J1975-1997 CASE HARDENABILITY OF CARBURIZED STEELS下一篇:SAE AMS 4640G-2005 Aluminum Bronze, Bars, Rods, Shapes, Tube