ASME B1.15 ERTA-1997
统一英制螺纹(UNJ螺纹形式)

Unified Inch Screw Threads (UNJ Thread Form)

ASME B1.15 ERTA-1997 发布历史

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.

ASME B1.15 ERTA-1997由美国机械工程师协会 US-ASME 发布于 1997-03-01。

ASME B1.15 ERTA-1997 在中国标准分类中归属于: J04 基础标准与通用方法，在国际标准分类中归属于: 21.040.20 英制螺纹。

ASME B1.15 ERTA-1997的历代版本如下：

• 1997年03月01日 ASME B1.15 ERTA-1997 统一英制螺纹(UNJ螺纹形式)

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标准号

ASME B1.15 ERTA-1997

发布日期

1997年03月01日

实施日期

废止日期

无

中国标准分类号

J04

国际标准分类号

21.040.20

发布单位

US-ASME

适用范围

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.