GB/T 3457-1998
Replaced
YS/T 632-2007
Replaced
Industry standards-Non-ferrous metals
YS/T 632-2007 Low grade blister
YS/T 632-2007 Low grade blister
Basic Information
Standard Code:
YS/T 632-2007
Standard Type:
Industry standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Recycled non-ferrous metals and their alloys
ICS Name:
Non-ferrous metal products
Publish Date:
2007-04-13
Implement Date:
2007-10-01
Pages:
10 pages
Scope
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and the content of purchase orders (or contracts) for black copper.
This standard applies to black copper produced from smelted waste copper or copper oxides.
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Superseded by the following standards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
YS/T 521.3-2009 Methods for chemical analysis of blister copper—Part 3:Determination of arsenic content—Hydride generation-atomic fluorescence spectrometric method—Potassium bromate titration
YS/T 521.3-2006 Methods for chemical analysis of blister copper--Determination of gold and silver contents
Related Standards
GB/T 6896-1998
Replaced
GB/T 6896-1998 Niobium bars
GB/T 17684-1999
Replaced
GB/T 17684-1999 The terminology for precious metals and their alloys
GB/T 8888-2003
Replaced
GB/T 8888-2003 Wrought heavy non-ferrous metal products-Packing,marking,transporting and storing
GB/T 3460-2007
Replaced
GB/T 3460-2007 Ammonium molybdate
GB/T 3462-2007
Replaced