The combined numbering system for metals and alloys is called
A) Standardized Numbers for Metals and Alloys (SNMA)
B) Unified Numbering System (UNS)
C) Decimal System
D) none of the above

Question

Quizplus · Accepted Answer

The Unified Numbering System (UNS) is the combined numbering system for metals and alloys. It was developed by ASTM International and SAE International to provide a consistent approach for identifying metals and alloys across different countries and industries. The UNS assigns a unique identifier to each material based on its chemical composition and provides a standardized format for referencing and communicating material specifications.

The Combined Numbering System for Metals and Alloys Is Called