Which of the following alloy materials is typically used in producing metal working tools?

High carbon steel is commonly used in producing metal working tools due to its excellent hardness, wear resistance, and ability to retain a sharp edge. When carbon content is increased, the hardenability of steel improves, which allows for the production of tools that can withstand significant stress and friction during metalworking operations. High carbon steel typically contains around 0.6% to 1.4% carbon, enabling it to achieve a good balance between toughness and hardness when appropriately heat treated.

The other materials listed do have applications in tool manufacturing, but they serve different purposes or are used in specialized tools. Titanium and phosphorous, for example, are not standard materials for general metalworking tools; titanium is often used for aerospace and medical applications due to its light weight and corrosion resistance, while phosphorous can be an alloy element that improves specific properties in cast metals. Tungsten and silicon, along with Hadfield manganese, might be used in certain high-stress environments, but they are generally part of specialized alloy compositions rather than for standard metalworking tools. Vanadium, chromium, and molybdenum are primarily associated with tool steels and can enhance properties, but they do not typically serve as standalone materials for metalworking tools.