Material: aluminum, brass ( composition metal ), bronze.

Copper vs Brass - What's the Difference?

Brass vs Bronze in Laser Cutting

Aluminium Bronze - Characteristics and Uses

Metal Alloys: Principles, Types, Advantages and Applications

Bronze, Cut To Size

Understanding the Composition, Nature, and Characteristics of Brass

A Guide to Different Types of Bronze Alloys - MetalTek

Bronze Alloys - Sequoia Brass and Copper

Is Aluminium Bronze Round Bar Stronger Than Brass, by Irajkrupa

936 Champagne Brass Aluminum - Chemetal

Metal Alloy Comparison Guide: Copper, Brass, & Bronze - SB&C Blog

Bronze Forging - Queen City Forging

Electrical Conductivity of Materials - Blue Sea Systems