This standard specifies the terminology, basic provisions, drawing representation methods and application examples of the maximum physical requirements, minimum physical requirements and reversible requirements. This standard is applicable to control the relationship between the shape and position tolerance of the central element of a part and the dimensional tolerance of its corresponding outline element.
GB/T 16671-1996 history
2018GB/T 16671-2018 Geometrical product specifications (GPS)—Geometrical tolerancing—Maximum material requirement (MMR), least material requirement (LMR) and reciprocity requirement (RPR)
2009GB/T 16671-2009 Geometrical Product Specifications(GPS).Geometrical tolerancing.Maximum material requirement(MMR),least material requirement(LMR)and reciprocity requirement(RPR)
1996GB/T 16671-1996 Geometrical tolerancing--Maximum material requirement, least material requirement and reciprocity requirement