GB/T 6455-1986
abolished_transferred
GB/T 21182-2022
Active
National standards
GB/T 21182-2022 Scraps of cemented carbide
GB/T 21182-2022 Scraps of cemented carbide
Basic Information
Standard Code:
GB/T 21182-2022
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Recycled non-ferrous metals and their alloys
ICS Name:
Non-ferrous metals
Publish Date:
2022-10-12
Implement Date:
2023-05-01
Pages:
9 pages
Scope
This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, accompanying documents, and order form content of hard alloy waste materials.
This document applies to the recyclable residuals and waste materials (hereinafter referred to as hard alloy waste materials) containing tungsten and cobalt generated during the production and use of hard alloy products.
Development Information
Replace the following standards
Referenced Standards
GB/T 4324.11-2012 Methods for chemical analysis of tungsten—Part 11:Determination of aluminum content—Inductively coupled plasma atomic emission spectrometry
GB/T 4324.12-2012 Methods for chemical analysis of tungsten—Part 12:Determination of silicon content—Chlorization-molybdenum blue spectrophotometry
GB/T 5124.1-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of total carbon content
GB/T 5124.1-2008 Methods for chemical analysis of hardmetals—Determination of total carbon content—Gravimetric method
GB/T 5124.2-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of free(insoluble) carbon content
GB/T 5124.2-2008 Methods for chemical analysis of hardmetals—Determination of insoluble(free) carbon content—Gravimetric method
GB/T 5158-1999 Metallic powders—Determination of loss of mass on hydrogen reduction (hydrogen loss)
GB/T 5158.1-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 1:General guidelines
GB/T 5158.2-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 2:Loss of mass on hydrogen reduction(hydrogen loss)
GB/T 5158.3-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 3:Hydrogen-reducible oxygen
GB/T 5158.4-2001 Metallic powders—Determination of total oxygen content by reduction-extraction
GB/T 5158.4-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 4:Total oxygen by reduction-extraction
GB/T 5314-1985 Powders for powder metallurgical purposes—Sampling
GB/T 5314-2011 Powders for powder metallurgical purposes—Sampling
GB/T 20255.1-2006 Methods for chemical analysis of hardmetals—Determination of calcium, potassium, magnesium and sodium contents—Flame atomic absorption spectrometric method
GB/T 26050-2010 Hardmetals—Determination of contents of metallic elements by X-ray fluorescence—Fusion method
GB/T 26050-2024 Hardmetals—Determination of contents of metallic elements—X-ray fluorescence spectrometry
GB/T 4324.11-1984 Methods for chemical analysis oftungsten--The chromazurol S photometric method for the determination of aluminium content
GB/T 4324.12-1984 Methods for chemical analysisof tungsten--The chlorization-molybdenum blue photometric method for the determination of silicon content
Related Standards
GB/T 8549-1987
abolished_transferred
GB/T 8549-1987 Metallic powder material—Self-fluxing Fe-Cr-B-Si alloy powder
GB/T 13822-1992
Replaced
GB/T 13822-1992 Test specimens for non ferrous diecasting alloys
GB/T 4461-1992
Replaced
GB/T 4461-1992 Thermostatic bimetal strips
GB/T 14146-1993
Replaced
GB/T 14146-1993 Silicon epitaxial layers—Determination of carrier concentration—Mercury probe Valtage-capacitance method
GB/T 6617-1995
Replaced