GB/T 4137-2015
Rare earth ferrosilicon alloy (English Version)
- Standard No.
- GB/T 4137-2015
- Language
- Chinese, Available in English version
- Release Date
- 2015
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 4137-2015
- Replace
- GB/T 4137-2004
- Scope
- This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificates of rare earth ferrosilicon alloys. This standard applies to light rare earth ferrosilicon alloys and heavy rare earth ferrosilicon alloys used as additives and alloying agents in steel and iron to produce composite nodularizers.
GB/T 4137-2015 Referenced Document
- GB/T 13247 Methods for sampling and testing the grain size of ferroalloys products*， 2019-10-18 Update
- GB/T 16477.1 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 1: Determination of total rare earth content
- GB/T 16477.2 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 2: Determination of calcium, magnesium and manganese contents.Inductively coupled plasma atomic emission spectrometry
- GB/T 16477.3 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 3: Determination of magnesia content.Inductively coupled plasma atomic emission spectrometry
- GB/T 16477.4 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 4:Determination of silicon content
- GB/T 16477.5 Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy.Part 5: Determination of titanium content.Inductively coupled plasma atomic emission spectrometry
- GB/T 17803 Designation system for rare earth products
- GB/T 24194 Ferrosilicon.Determination of aluminium,clacium,managanese,chromium,titanium,copper,phosphorus and nickel content.Inductively coupled plasma atomic emission spectrometric method
- 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
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 4137-2015 history
- 2015 GB/T 4137-2015 Rare earth ferrosilicon alloy
- 2004 GB/T 4137-2004 Rare earth ferrosilicon alloy
- 1993 GB/T 4137-1993 Rare-earth ferrosilicon
- 0000 GB 4137-1984
