This standard specifies the classification, technical requirements, test methods, quality evaluation procedure, marking, packing, transportation, storage, and quality certificate of silica refractory bricks for coke oven.
This standard is applicable to silica refractory bricks for coke oven and silica refractory bricks for carbon calcinator.
2 Normative Reference
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to these specifications.
GB/T 2997 Test method for bulk density, apparent porosity and true porosity of dense shaped refractory products
GB/T 5071 Refractory materials-Determination of true density
GB/T 5072.1 Dense, shaped refractory products-Determination of cold compressive strength-Part 1: Referee test without packing
GB/T 5988 Dense shaped refractory products—Determination of permanent changes in dimension on heating
GB/T 6901 Chemical analysis of silica refractories
GB/T 7320.1 Refractory materials-Determination of thermal expansion-Push rod method
GB/T 7321 Sample preparation for testing of shaped refractory products
GB/T 10324 Refractory products-Definitions of model
GB/T 10325 Shaped refractory products--Sampling and acceptance testing
GB/T 10326 Refractory products--Inspections of dimension, appearance and section
GB/T 16546 Shaped refractory products-Packing, marking, transportation and storage
YB/T 172 Phase quantitative analysis of silica bricks——X-ray diffraction method
YB/T 370 Test method for refractoriness under load of refractory products (non-differential with rising temperature)
3 Classification and Marking
3.1 Mark of brick is JG.
3.2 Model of brick shall meet the provisions of GB/T 10324.
