共找到 61 条与 硅质耐火材料 相关的标准,共 5 页
1.1 이 규격은 전로용 염기성 벽돌의 치수에 대하여 규정한다.1.2 낱개로 사용된다고
Refractory bricks-Dimensions-Part 6:Basic bricks for oxygen steel-making converters
Phase quantitative analysis of silica bricks.X-ray diffraction method
The oxidation of silicon carbide refractories at elevated temperatures is an important consideration in the application of these refractories. The product of oxidation is amorphous silica or cristobalite, depending upon the temperature at which oxidation takes place. This oxide formation is associated with expansion and degradation of strength. The quantity of water vapor in the atmosphere greatly affects the rate of oxidation. The test, which creates and measures the expansion, is suitable for guidance in product development and relative comparison in application work where oxidation potential is of concern. The variability of the test is such that it is not recommended for use as a referee test. 1.1 This test method covers the evaluation of the oxidation resistance of silicon carbide refractories at elevated temperatures in an atmosphere of steam. The steam is used to accelerate the test. Oxidation resistance is the ability of the silicon carbide (SiC) in the refractory to resist conversion to silicon dioxide (SiO2) and its attendant crystalline growth. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Test Method for Evaluating Oxidation Resistance of Silicon Carbide Refractories at Elevated Temperatures
Silica refractory bricks for glass furnaces
This Part of EN 955 describes methods for chemical analysis of refractories containing predominantly silica (SiO2) and/or alumina (Al2O3), using wet methods. Annex A gives the instrument calibration requirements associated with the test method.
Chemical analysis of refractory products - Products containing silica and/or alumina (wet method)
This document is valid for the establishment of classes and of qualities for fire clay bricks which are used for the construction of coke ovens.
Refractories for use in coke ovens - Fireclay bricks - Requirements and testing
This document is valid for the establishment of classes and of qualities for silica-bricks which are used for the construction of coke ovens.
Refractories for use in coke ovens - Silica bricks - Requirements and testing
Chemical and physical properties, and tolerances on dimensions and defects, for refractories of not less than 93% silica.
Specification for silica refractories for use in coke ovens
Mean and limiting values are given for chemical composition, porosity, dimensional stability, strength and other properties which may be relevant to particular applications. Tolerances on dimensions and limits on defects are also given.
Specification for alumino-silicate refractories for use in coke ovens
Uses a specific type of instrument. The method is based on the fused cast bead technique. Appropriate calibrations are given.
Methods of testing refractory materials - Chemical analysis by instrumental methods - Analysis of alumino-silicate refractories by X-ray fluorescence
This Section of BS 1902 : Part 9 describes a method for analysing silica refractories using X-ray fluorescence. The method is intended for materials containing more than 92 % of silica (SiO2) on the ignited basis. The ranges of content of constituents are given in table 1. NOTE. The titles of the publications referred to in this standard are listed on the inside back cover.
Methods of testing refractory materials - Chemical analysis by instrumental methods - Analysis of silica refractories by X-ray fluorescence
This International Standard specifies a range of dimensions of basic, fireclay and high alumina refractory bricks for use in rotary kilns. It does not apply to special closure bricks for use in completing circles. NOTE — A standard system of hot-face identification marking is in course of preparation.
Refractory bricks for use in rotary kilns; Dimensions
1 This part of ISO 5019 specifies the dimensions of two series of refractory arch bricks, each with a constant median dimension and one series of refractory arch bricks with a con-stant backface dimension. 2 These series of bricks may be used in conjunction with the two series of rectangular bricks whose dimensions are specified in ISO 5019/1.
Refractory bricks; Dimensions; Part 2 : Arch bricks
This part of ISO specifies the dimensions ot two series of rectangular refractory bricks. These two series of bricks may be used in conjunction with the series of arch bricks whose dimensions are specified in ISO 5019/2. However, the sizes of refractory bricks here listed are only a limited number of the size currently in production in many countries, but it is believed that size specified in this document include those most commonly used in furnace construction.
Refractory bricks; Dimensions; Part 1 : Rectangular bricks
1 This part of ISO 5019 specifies the dimensions of two skewbacks, one for use with bricks of a course height 64 mm and one for use with bricks of a course height 76 mm. NOTE — It is recognized that there are skewback sizes of North American origin whose dimensions closely approximate to those in figures 1 and 2. 2 These skewbacks are for use in conjunction with the cor-responding series of arch bricks whose dimensions are specified in ISO 5019/2.
Refractory bricks; Dimensions; Part 5 : Skewbacks
This part of ISO 5019 specifies the dimensions of rectangular checker bricks for regenerative furnaces. NOTE — It is recognized that there are brick sizes of North American origin whose dimensions closely approximate to those in the table.
Refractory bricks; Dimensions; Part 3 : Rectangular checker bricks for regenerative furnaces
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