This part of GB/T 6409 specifies the shape and size of superabrasive products - diamond or cubic boron nitride grinding wheels, grinding discs, grinding heads, grinding stones. This section applies to diamond or cubic boron nitride grinding wheels, discs, grinding points and grinding stones.
GB/T 6409.2-2009 history
2022GB/T 41403-2022 Superabrasive products—Grinding tools with diamond or cubic boron nitride—Shapes and dimensions
2009GB/T 6409.2-2009 Superabrasives-Diamond or cubic boron nitride grinding tools-Shapes and dimensions
1996GB/T 6409.2-1996 Abrasive products--Diamond or cubic boron nitride grinding tools--Form and dimensions
GB/T 6409.2-2009 Superabrasives-Diamond or cubic boron nitride grinding tools-Shapes and dimensions was changed to GB/T 41403-2022 Superabrasive products—Grinding tools with diamond or cubic boron nitride—Shapes and dimensions.