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din-76-2

符合ISO 228第1部分的管螺纹的螺纹收尾和螺纹退刀槽

din-76-2

Thread run-outs and thread undercuts for pipe threads conforming to ISO 228 Part 1

版本年份 1983 文件语言 英语 全文 6 页 格式 PDF
din-76-2 符合ISO 228第1部分的管螺纹的螺纹收尾和螺纹退刀槽封面

标准信息

STANDARD INFORMATION
标准编号
din-76-2
所属分类
DIN 德国标准
发布机构
DIN
版本年份
1983
文件语言
英语
文件格式
PDF
文件页数
6 页
文件大小
238.88 KB

中文名称为参考译名,文件语言以原文为准。

· 更新:

标准简介

OVERVIEW

中文简介

该标准规定了符合ISO 228第1部分标准的平行管螺纹零件的螺纹收尾和螺纹退刀槽规格。它适用于所有引用此标准的标准零件,并建议用于非标准化零件。文档详细列出了外螺纹和内螺纹(盲孔)在不同尺寸下的具体尺寸参数、代号及测试要求。

English summary

This standard specifies thread run-outs and thread undercuts for components with parallel pipe threads conforming to ISO 228 Part 1. It applies to all standard parts referencing this standard and is recommended for non-standardized components. The document details specific dimensional parameters, designations, and testing requirements for external and internal (blind tapped) threads across various sizes.

以上为根据文件整理的内容简介。

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din-76-2PDF 第 1 页 · 原页码 1

Thread run-outs and thread undercuts for pipe threads conforming to ISO 228 Part 1

Gewindeausläufe, Gewindefreistiche für Rohrgewinde nach ISO 228 Teil 1

Supersedes November 1953 edition.

In keeping with current practice in standards published by the International Organization for Standardization (ISO), a comma has been used throughout as the decimal marker.

Dimensions in mm

1 Scope and field of application

This standard incorporates specifications for thread run-outs and thread undercuts for components with parallel pipe thread conforming to ISO 228 Part 1. It applies to all standard parts, providing reference is made to this standard. In case of necessity, the letter symbols given here may be used. It is recommended that this standard also be adopted for non-standardized components with pipe thread as specified in ISO 228 Part 1.

2 Dimensions, designation

2.1 External thread

2.1.1 Thread run-out

x1 normal
x2 short

2.1.2 Distance from the last full form thread to the bearing face

(for components threaded almost up to the head)

a1 normal
a2 short
a3 long

2.1.3 Thread undercut

Type A2 normal
Type B2 short

Designation of a type B2 thread undercut: Thread undercut DIN 76 – B2

*) Previously f and f2 respectively.

Continued on pages 2 and 3

1

1
第 1 / 6 页

预览内容由文件识别整理,表格、公式及文字请以原始文件为准。

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