On July 26, the National Development and Reform Commission issued Announcement No. 45 of 2005, abolishing 181 ferrous metallurgy, electric power, non-ferrous metals, coal, oil and natural gas, and rare earth industry standards. Among them, there are 46 industries in the non-ferrous metals industry. The standard was abolished.
According to the provisions of the “Regulations on the Implementation of the Standardization Lawâ€, the National Development and Reform Commission reviewed the industry standards that have been implemented for more than five years, and decided to abolish YB/T327-1963 “Classification and Technical Conditions of Bauxite Ore for Refractory Materialsâ€. 39 items of power industry standards, DL/T504-1992 "Power engineering planning and design task source code" and other 39 power industry standards, YS/T14-1991 "hetero-epitaxial layer and silicon polycrystalline layer thickness measurement method" and other 46 items of color Metal industry standard, SY/T5020-1997 "cone column thread for drilling pump" and other 16 oil and gas industry standards, MT377-1995 "electrical detonator insulated wire" and other 8 coal industry standards, XB/T108-1995 "sorghum 11 rare earth industry standards such as mixed rare earth oxides have been implemented since the date of promulgation.
The authenticity of this information has not been confirmed by the international electrical network, for your reference only.
From: China Nonferrous Metals News
According to the provisions of the “Regulations on the Implementation of the Standardization Lawâ€, the National Development and Reform Commission reviewed the industry standards that have been implemented for more than five years, and decided to abolish YB/T327-1963 “Classification and Technical Conditions of Bauxite Ore for Refractory Materialsâ€. 39 items of power industry standards, DL/T504-1992 "Power engineering planning and design task source code" and other 39 power industry standards, YS/T14-1991 "hetero-epitaxial layer and silicon polycrystalline layer thickness measurement method" and other 46 items of color Metal industry standard, SY/T5020-1997 "cone column thread for drilling pump" and other 16 oil and gas industry standards, MT377-1995 "electrical detonator insulated wire" and other 8 coal industry standards, XB/T108-1995 "sorghum 11 rare earth industry standards such as mixed rare earth oxides have been implemented since the date of promulgation.
The authenticity of this information has not been confirmed by the international electrical network, for your reference only.
From: China Nonferrous Metals News
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