標(biāo)準(zhǔn)號：ASME B1.15 ERTA-1997
中文標(biāo)準(zhǔn)名稱：統(tǒng)一英制螺紋(UNJ螺紋形式)
英文標(biāo)準(zhǔn)名稱：Unified Inch Screw Threads (UNJ Thread Form)
標(biāo)準(zhǔn)類型：J04
發(fā)布日期：1997/3/1 12:00:00
實施日期：1999/12/31 12:00:00
中國標(biāo)準(zhǔn)分類號：J04
國際標(biāo)準(zhǔn)分類號：21.040.20
適用范圍：This Standard establishes the basic triangular profile for the UNJ thread form, provides a system of designations, lists the standard series of diameter-pitch combinations for diameters from 0.600 to 6.000 in, and specifics limiting dimensions and tolerances. It specifies the characteristics of the UNJ inch series of threads having 0.15011P to 0.18042P designed radius at the root of the external thread, and also having the minor diameter of the external and internal threads forms to accommodate the external thread maximum root radius. root radius.