The types segment classifies the market by alloy composition, chiefly Inconel 625, Inconel 718, Hastelloy X and Nickel 200/201 powders. Inconel 718, prized for its superior creep resistance and weldability, commands the largest share, underpinning high‑performance aerospace and energy components. Inconel 625 follows, valued for its excellent corrosion resistance in marine and chemical processing environments, thereby supporting a growing share of offshore oil‑rig and desalination equipment. Hastelloy X, with its outstanding oxidation resistance at temperatures above 1,000 °C, occupies a niche yet critical role in turbine and aerospace hot‑section parts. Nickel 200/201, while less alloyed, offers cost‑effective solutions for less demanding applications such as generic tooling and prototype builds. Each alloy type contributes uniquely to the total market volume, with pricing, performance specifications and end‑use requirements dictating the proportional consumption of the respective powders.