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BS EN ISO 228-2-2003

螺纹上无压力密闭接头的管子螺纹 第2部分:极限量规进行验证 连同BS EN ISO 228-1:2003,替代BS 2779:1986

Rohrgewinde fuer nicht im Gewinde dichtende Verbindungen. Pruefung mit Grenzlehren Pipe threads where pressure-tight joints are not made on the threads Part 2:Verification by means of limit gauges Filetages de tuyauterie pour raccordement sans etancheite dans le filet. Verification par calibres a limites

适用范围:This part of IS0 228 specifies the verification, by means of limitgauges, of cylindrical threads, the dimensions and tolerancesof which are given in IS0 228-l.For industrial applications (see for example IS0 1179), it may benecessary to carry out additional checks.Since this 55O profile has different elements to be verified, it isnecessary to provide for several GO and several NOT GOgauges :a) the threaded GO gauges (see clauses 6 and 7) shall ensurethat the profile of the machined piece does not exceedthe maximum of material provided for by the tolerances appliedto the dimensions of the profile defined by IS0 228-l;b) the threaded NOT GO gauges for the threads of thepieces (see clauses 6 and 7) fix the minimum material limiton the flanks of the thread.

实施日期: 2003-02-26

中标分类号: J15 - 机械 - 管路附件

ICS分类号: 21.040.30 - 机械系统和通用部件 - 特殊螺纹

标准组织: BS - 英国标准学会标准

全文来源: WF

中文关键词: 螺纹 惠氏螺纹 测量系统 量规 尺寸公差 检验 塞规 平行螺纹 检验设备 极限量规 验证 管螺纹 螺纹量规 环规 管道工程系统 试验 过端环规 尺寸

语种: 汉语

页数: 20

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