This standard specifies the technical requirements, test methods, inspection rules, marks, packaging, storage and storage of magnesium-stabilized zirconia ceramic components (referred to as "components") for oxygen measurement in molten steel. This standard applies to magnesium-stabilized zirconia ceramic components for oxygen measurement in molten steel.
GB/T 39974-2021 Referenced Document
GB/T 25995 Test methods for density and apparent porosity of fine ceramics
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 5594.5 Test methods for properties of structure ceramic used in electronic components--Test method for volume resistivity
HG/T 2573 Light magnesium oxide for industrial use
QC/T 413-2002 Basic Technical Conditions of Automotive Electrical Equipment
YS/T 568.1-2008 Chemical analysis methods for zirconium oxide and hafnium oxide.Determination of zirconium oxide and hafnium oxide total content.Mandelic acid gravimetric method
YS/T 568.2-2008 Chemical analysis methods for zirconium oxide and hafnium oxide.Determination of iron content.Sulfosal icylic acid spectrophotometric method
YS/T 568.5-2008 Chemical analysis methods for zirconium oxide and hafnium oxide.Determination of sodium content.Flame atomic absorption spectrometric method
GB/T 39974-2021 history
2021GB/T 39974-2021 Magnesium partially stabilized zirconia ceramic element for oxygen measurement in molten steel