This standard specifies the technical requirements, test methods, inspection rules, packaging, storage and transportation, marking and quality certificates of ferromolybdenum. This standard applies to ferromolybdenum as a molybdenum element additive in steelmaking, casting or alloy materials.
GB/T 3649-2008 Referenced Document
GB/T 13247 Methods for sampling and testing the grain size of ferroalloys products*, 2019-10-18 Update
GB/T 3650 The general rules for inspection,packing,storing,transportation,marking and certification of ferroalloy
GB/T 4010 Ferroallys sampling and preparation of samples for chemical analysis*, 2015-09-11 Update
GB/T 5059.1 Ferromolybdenum.Determination of molybdenum content.Lead molybdate gravimetric method, ammonium metavanadate titration method and 8-hydroxyquinoline gravimetric method*, 2014-06-09 Update
GB/T 5059.10 Methods for chemical analysis of ferromolybdenum--The combustion-potassium iodate titration method for the determination of sulfur content
GB/T 5059.2 Ferromolybdenum.Determination of antimony content.Malachite green spectrophotometric method*, 2014-06-09 Update
GB/T 5059.5 Ferromolybdenum.Determination of silicon content.Sulphuric acid dehydration gravimetric method and molybdenum blue spectrophotometric method*, 2014-06-09 Update
GB/T 5059.6 Ferromolybdenum-Determination of phosphorus content-Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometrc method