GB/T 15678-1995
Replaced
YS/T 790-2025
Active
Industry standards-Non-ferrous metals
YS/T 790-2025 iridium tube
YS/T 790-2025 iridium tube
Price:
$ 20.00
Basic Information
Standard Code:
YS/T 790-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Precious metals and their alloys
ICS Name:
Other non-ferrous metal products
Publish Date:
2025-12-17
Implement Date:
2026-07-01
Scope
This document specifies the classification and marking of iridium tubes, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and the contents of accompanying documents and order forms. This document is applicable to seamless iridium tubes used in the refractory fiber industry and the field of high-temperature crystal growth.
Development Information
Replace the following standards
Related Standards
GB/T 17168-1997
Replaced
GB/T 17168-1997 Dental casting precious metal alloys
GB/T 4062-1998
Replaced
GB/T 4062-1998 Antimony trioxide
GB/T 13560-2000
Replaced
GB/T 13560-2000 Materials for sintered neodymium iron boron permanent magnets
GB/T 18113-2000
Replaced
GB/T 18113-2000 Heating element of lanthanum chromite in high temperature
GB/T 9967-2001
Replaced