GB/T 1175-1997
Replaced
GB/T 21651-2008
Replaced
National standards
GB/T 21651-2008 Secondarily zinc alloy ingots
GB/T 21651-2008 Secondarily zinc alloy ingots
Basic Information
Standard Code:
GB/T 21651-2008
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Recycled non-ferrous metals and their alloys
ICS Name:
Lead, zinc, and tin products
Publish Date:
2008-03-31
Implement Date:
2008-09-01
Pages:
7 pages
Scope
This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, and storage for recycled zinc alloy ingots. This standard applies to recycled zinc ingots produced by smelting and processing zinc-containing waste materials, which are mainly used in the foundry and die-casting industries.
Development Information
Superseded by the following standards
Referenced Standards
GB/T 1250-1989 Rules for expression and judgement of limiting values
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 12689.1-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of aluminum content—The chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and the EDTA titrimetric method
GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol S polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
GB/T 12689.2-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of arsenic content—The atomic fluorescence spectrometer method
GB/T 12689.3-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of cadmium content—The flame atomic absorption spectrometric method
GB/T 12689.4-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of copper content—The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method
GB/T 12689.5-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of iron content—The sultosalicylic acid spectrometric method and the flame atomic absorption spectrometric method
GB/T 12689.6-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of lead content—The oscillopolarographic method
GB/T 12689.7-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of magnesium content—The flame atomic absorption spectrometric method
GB/T 12689.7-2010 Methods for chemical analysis of zinc and zinc alloys—Part 7:Determination of magnesium content—Flame atomic absorption spectrometric method
GB/T 12689.8-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of silicon content—The molybdenum blue spectrophotometric method
GB/T 12689.9-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of antimony content—The atomic fluorescence spectrometer and the flame atomic absorption spectrometric method
GB/T 12689.10-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of tin content—The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
GB/T 12689.11-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of lanthanum and cerium contents—The tri-bromide arsenazo spectrophotometric method
GB/T 12689.12-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of lead,cadmium,iron,copper,tin,aluminium,arsenic,stibium,magnesium lanthanum and cerium contents—The inductively coupled plasma-optical emission spectrometric method