GB/T 13840-1992
Abolished
XB/T 231-2019
Active
Industry standards-Rare earths
XB/T 231-2019 Yttrium fluoride
XB/T 231-2019 Yttrium fluoride
Basic Information
Standard Code:
XB/T 231-2019
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Rare earth metals and their alloys
ICS Name:
Other non-ferrous metals and their alloys
Publish Date:
2019-08-02
Implement Date:
2020-01-01
Scope
This standard applies to yttrium fluoride produced by chemical methods, which is mainly used in the preparation of yttrium metal and its alloys, crystal laser materials, upconversion luminescent materials, special glasses, optical fibers, lamp electrodes, and spraying materials, etc.
Development Information
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