GB/T 39974-2021 Active National standards

GB/T 39974-2021 Magnesium partially stabilized zirconia ceramic element for oxygen measurement in molten steel

Publish Date: 2021-05-21 Implement Date: 2021-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 39974-2021

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Special ceramics

ICS Name: High-end ceramics

Publish Date: 2021-05-21

Implement Date: 2021-12-01

Pages: 5 pages

Scope

This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, storage, and maintenance for magnesium-stabilized zirconia ceramic elements (referred to as "elements") used for oxygen measurement in molten steel.
This standard applies to magnesium-stabilized zirconia ceramic elements used for oxygen measurement in molten steel.

Development Information

Word Count: 9 Thousand words Pages: 5 pages

Referenced Standards

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 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 5594.5-1985 Test methods for properties of structure ceramic used in electronic components—Test method for volume resistivity GB/T 25995-2010 Test methods for density and apparent porosity of fine ceramics HG/T 2573-2006 Industrial light magnesia oxide HG/T 2573-2012 Light magnesium oxide for industrial use QC/T 413-2002 Car electrical and electronic equipment basic technical requirements

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