This standard specifies the marking symbols and examples, model and size series, technical requirements, test methods and inspection rules and markings, packaging, storage and transportation requirements for powder metallurgy natural diamond trimming discs (hereinafter referred to as trimming discs). This standard is applicable to powders Diamond dressing discs for dressing grinding wheels manufactured by metallurgical technology,
JB/T 8394-2013 Referenced Document
GB/T 1804 General tolerances Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 5163 Sintered metal materials,excluding hardmetals.Permeable sintered metal materials.Determination of density,oil content,and open porosity
GB/T 9097.1 Sintered metal materials,excluding hardmetals--Determination of apparent hardness Part 1: Materials of essentially uniform section hardness
JB/T 7905 Sintered metal materials, excluding hardmetals.Sampling