Test method for ferrosilicon
This standard specifies the technical requirements, test methods, inspection rules, packaging, storage and transportation, marking and quality certificates of ferrosilicon.
This standard is applicable to ferrosilicon used in steel-making and casting as deoxidizing or alloying element additives and magnesium metal industries.
reference
The clauses in the following documents become clauses of this international standard by reference. All subsequent amendments (excluding errata) or revisions to dated referenced documents do not apply to this standard. However, parties to agreements under this standard are encouraged to study whether the latest versions of these documents are applicable. For undated references, the latest version is applicable to this standard.
GB/T 3650 - General provisions for acceptance, packing, storage and transportation, marking and quality certificate of ferroalloys
GB/T 4010 ferroalloy for chemical analysis of the sample taking and preparation (GB/T 4010-1994, NEQ ISO 4552:1987)
GB/T 4333.1 Ferrosilicon chemical analysis -- Determination of silicon content by perchloric acid dehydration gravimetric method
GB/T 4333.2 Methods for chemical analysis of ferrosilicate -- Bismuth, phosphorus, molybdenum and blue photometry -- Determination of phosphorus content
GB/T 4333.3 Ferrosilicate chemical analysis -- Bismuth phosphorus molybdenum blue photometric method for the determination of phosphorus content
Methods for chemical analysis of ferrosilicate -- Chromium azure S spectrophotometric method, EDTA method and flame atomic absorption spectrometric method
GB/T 4333.6 Methods for chemical analysis of ferrosilicate -- Diphenylcarbonyl dihydrazine photometric method for the determination of chromium content
GB/T 4333.7 Ferrosilicon chemical analysis -- Chromatographic separation of barium sulfate gravimetric method for the determination of sulfur content
GB/T 4333.8 Ferrosilicon chemical analysis -- Determination of calcium content -- Atomic absorption spectrometric method
GB/T 4333.9 Ferrosilicon chemical analysis -- Determination of aluminum content -- Flame atomic absorption spectrometry
GB/T 4333.10 Ferrosilicon chemical analysis -- Determination of carbon content by infrared absorption method
