GB/T 13840-1992
Abolished
YS/T 501-2013
Active
Industry standards-Non-ferrous metals
YS/T 501-2013 Determination of thorium dioxide content in thorium-tungsten alloys—Gravimetric method
YS/T 501-2013 Determination of thorium dioxide content in thorium-tungsten alloys—Gravimetric method
Basic Information
Standard Code:
YS/T 501-2013
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Rare high-melting-point metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2013-10-17
Implement Date:
2014-03-01
Pages:
5 pages
Scope
This standard specifies the method for determining the amount of thorium dioxide in tungsten-thorium alloys.
This standard is applicable to the determination of the amount of thorium dioxide in tungsten-thorium alloys. The measurement range is 0.5% to 5.0%.
Development Information
Replace the following standards
YS/T 501-2006
Related Standards
GB/T 15677-1995
Replaced
GB/T 15677-1995 Lanthanum metal
GB/T 3136-1995
abolished_transferred
GB/T 3136-1995 Tantalum powders
GB/T 3463-1995
Abolished
GB/T 3463-1995 Tantalum wires
GB/T 3628-1995
Replaced
GB/T 3628-1995 Tantalum and tantalum alloy foils
GB/T 16476-1996
Replaced