ISO 273:1979 https://standards.iteh.ai/catalog/standards/sist/dbd0a47d-9790-4a30-8d71-b30ccff5af18/iso-273-1979

Specifies diameters for general purpose applications; tabulates the hole diameters for fine, medium and coarse series for thread diameters from 1 mm up to 150 mm; holes for special applications should be selected on the basis of design requirements. Got a question?

ISO 273:1979紧固件——螺栓和螺钉的间隙孔 指定通用应用的直径；将螺纹直径从1 mm到150 mm的细、中、粗系列的孔径制成表格；特殊应用的孔应根据设计要求选择。

2018年4月22日 · INTERNATIONAL STANDARD IS0 273-1979 (El AMENDMENT SLIP Published 1979-06-15 INTERNATIONAL ORGANIZATION FOR STANDARDIZATI~N.ME~~Y~APORHA~ OPTAHM3AUHR il0 ffAH&APTH3AU#H-ORGANISATION INTE~~NAT~~NALE 0~ NORMALISATION Fasteners - Clearance holes for bolts and screws MODIFICATION TO FOREWORD (hide front cover) The last paragraph is to be modified as ...

This International Standard specifies clearance hole diameters for general purpose applications. These values result from bearing area calculations in connection with ISO bolt and nut product standards.

紧固件. 螺栓和螺钉用通孔 ISO 273 - 1979

This document provides standards for clearance hole diameters for bolts and screws. It specifies hole diameters for general purpose applications based on bearing area calculations related to ISO bolt and nut standards. Clearance holes for special applications should be selected based on design requirements.

该标准规定了一般使用的螺栓、小螺钉等的缝隙孔直径（以下简称螺栓孔直径）。 及对计数器镗孔直径进行规定。 이 표준은 일반적으로 사용되는 볼트ㆍ작은나사 등에 대한 틈새 구멍의 지름 (이하, 볼트 구멍 지름이 라 한다.) 및 카운터 보어 지름에 대하여 규정한다. Fasteners. Clearance holes for bolts and screws. FASTENERS. CLEARANCE HOLES FOR BOLTS AND SCREWS. (ISO 273:1979). SELECTIVE LIST OF THE DIAMETERS OF SCREWS CLEARANCE HOLES (4 …

ISO 273:1979紧固件——螺栓和螺钉的间隙孔 指定通用应用的直径；将螺纹直径从1 mm到150 mm的细、中、粗系列的孔径制成表格；特殊应用的孔应根据设计要求选择。

通用和液压传动用连接件.带弹性体密封件或金属对金属密封件的ISO 228-1螺纹开口和螺柱端头.第4部分:通用只带金属对金属密封件 (B型)的螺柱端头