ATI Firth Sterling is a business unit of ATI Metalworking Products, an Allegheny Technologies company which is one of the largest and most diversified specialty metals producers in the world. We are a vertically integrate......ATI Firth Sterling is a business unit of ATI Metalworking Products, an Allegheny Technologies company which is one of the largest and most diversified specialty metals producers in the world. We are a vertically integrated market leader in manufacturing rough mold, semi-finished and finished cemented tungsten carbide and tungsten heavy alloy components. We have provided our customers with industry knowledge, engineered solutions and superior service for more than 75 years. The unique characteristics of tungsten-based products allow it to be used in a variety of applications requiring high density, wear resistance, hard material or radiation shielding to satisfy a particular requirement. Our products serve a wide range of industries including medical, oil/gas, aerospace, automotive and power generation. ATI Firth Sterling’s history of accomplishment formed our reputation for quality products, superior grade performance and competitive pricing. With this heritage, ATI Firth Sterling will continue to bring new and innovative products to market while providing personalized service to our valued customers.