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现行 EN ISO 5458:2018
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Geometrical product specifications (GPS) - Geometrical tolerancing - Pattern and combined geometrical specification (ISO 5458:2018) 几何产品规格(GPS) - 几何公差 - 位置和图案公差(ISO/DIS 5458:2016)
发布日期: 2018-06-06
实施日期: 2018-06-06
本文件为ISO 1101建立了适用于模式规范的补充规则,并定义了组合各个规范的规则,用于几何规范,例如:使用符号POSITION,SYMMETRY,LINE PROFILE和SURFACE PROFILE,以及STRAIGHTNESS(在公差特征名义上同轴的情况下)和FLATNESS(在公差特征名义上共面的情况下)如附件C中所列。 当一组公差带通过使用CZ,CZR或SIM修改器与位置或方向约束组合在一起时,这些规则适用。 本文档未涵盖在应用最小和最大材料要求时使用图案规格(参见ISO 2692)。 本文档不包括基于模式特征建立公共数据(参见ISO 5459)。
This document establishes complementary rules to ISO 1101 to be applied to pattern specifications and defines rules to combine individual specifications, for geometrical specifications e.g. using the symbols POSITION, SYMMETRY, LINE PROFILE and SURFACE PROFILE, as well as STRAIGHTNESS (in the case where the toleranced features are nominally coaxial) and FLATNESS (in the case where the toleranced features are nominally coplanar) as listed in Annex C. These rules apply when a set of tolerance zones are grouped together with location or orientation constraints, through the use of the CZ, CZR or SIM modifiers. This document does not cover the use of the pattern specifications when the least and maximum material requirement is applied (see ISO 2692). This document does not cover the establishment of common datum (see ISO 5459) based on pattern features.
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归口单位: CEN/TC 290-
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