世界白银协会：2022年钎焊和焊料合金材料中的银市场趋势报告（英文版）

For centuries the two most common methods of joining metal tubes and fittings have been brazing and soldering. These tried-and-true methods are in a number of ways similar, yet there are also several distinct differences that set them apart. Solder often uses tin and silver filler materials, while brazing often uses filler metals and alloys such as silver, copper, and zinc. In 2021, 47.7 million troy ounces (Moz) of silver went to solder and brazing alloy markets, according World Silver Surve