• There are no items in your cart

DIN EN 12698-1 E : 2007

Current
Current

The latest, up-to-date edition.

CHEMICAL ANALYSIS OF NITRIDE BONDED SILICON CARBIDE REFRACTORIES - PART 1: CHEMICAL METHODS
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2007

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
4 Methods for determination
5 Sampling
6 Determination of free aluminium
   6.1 Principle
   6.2 Reagents
   6.3 Apparatus
   6.4 Sample preparation
   6.5 Procedure
   6.6 Calculation and expression of results
7 Determination of total nitrogen
   7.1 General
   7.2 Determination of total nitrogen by carrier gas
        fusion (CGF)
   7.3 Determination of total nitrogen content by fusion
        decomposition
   7.4 Determination of total nitrogen content by Kjeldahl
        distillation
   7.5 Determination of total nitrogen by microwave digestion
8 Determination of free silicon
9 Determination of free silica
   9.1 Principle
   9.2 Reagents
   9.3 Apparatus
   9.4 Sample preparation
   9.5 Procedure
   9.6 Determination
   9.7 Calculation and expression of SiO[2] content
   9.8 Precision
10 Determination of carbon
   10.1 Determination of the total carbon, C[t]
   10.2 Determination of free carbon, C[free]
11 Calculation of silicon carbide content
12 Determination of free alumina (Al[2]O[3])
   12.1 Principle
   12.2 Reagents
   12.3 Apparatus
   12.4 Procedure
   12.5 Calculation and expression of results
   12.6 Precision
Annex A (informative) Determination of free carbon using
        the hot chromic sulfuric iodic acid method (10.2.1):
        Explanation for the evaluation of the different
        possible detection methods
      A.1 Coulometric detection system
      A.2 Infrared absorption detection system
      A.3 Conductometric detection system
Bibliography
National Annex NA (informative) Bibliography

Specifies the methods for the analysis of all refractory products containing nitride and oxynitride bonded silicon carbide, irrespective of the silicon carbide level.

DocumentType
Standard
Pages
34
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Current

Standards Relationship
NBN EN 12698-1 : 2007 Identical
UNE-EN 12698-1:2007 Identical
NEN EN 12698-1 : 2007 Identical
EN 12698-1:2007 Identical
UNI EN 12698-1 : 2007 Identical
NS EN 12698-1 : 1ED 2007 Identical
I.S. EN 12698-1:2007 Identical
SN EN 12698-1 : 2007 Identical
BS EN 12698-1:2007 Identical

ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
DIN 51061-2:2015-06 (Draft) TESTING OF CERAMIC RAW AND FINISHED MATERIALS - PART 2: SAMPLING OF CERAMIC RAW MATERIALS
ISO 3310-1:2016 Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth
ISO 5022:1979 Shaped refractory products Sampling and acceptance testing
ISO 12677:2011 Chemical analysis of refractory products by X-ray fluorescence (XRF) Fused cast-bead method
ISO 836:2001 Terminology for refractories
DIN ISO 5725-1:1997-11 ACCURACY (TRUENESS AND PRECISION) OF MEASUREMENT METHODS AND RESULTS - PART 1: GENERAL PRINCIPLES AND DEFINITIONS
EN 12475-4 : 1998 CLASSIFICATION OF DENSE SHAPED REFRACTORY PRODUCTS - PART 4: SPECIAL PRODUCTS
EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
EN 955-2 : 1995 CHEMICAL ANALYSIS OF REFRACTORY PRODUCTS - PART 2: PRODUCTS CONTAINING SILICA AND/OR ALUMINA (WET METHOD)
EN ISO 12677:2011 Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011)
ENV 955-4 : 1997 CHEMICAL ANALYSIS OF REFRACTORY PRODUCTS - PRODUCTS CONTAINING SILICA AND/OR ALUMINA (ANALYSIS BY FLAME ATOMIC ABSORPTION SPECTROMETRY (FAAS) AND INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION SPECTROGRAPHY ICP))
EN 725-3:2007 Advanced technical ceramics - Methods of test for ceramic powders - Part 3: Determination of the oxygen content of non-oxides by thermal extraction with a carrier gas
ISO 8656-1:1988 Refractory products Sampling of raw materials and unshaped products Part 1: Sampling scheme

View more information
US$115.16
Excluding Tax where applicable

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.