ALTA SPECIAL STEEL specialized in producing high purity tool/mold steels, martensitic stainless steels. Over 30 years production experience, bring into advanced production facilities in the past decade. We can manage most part of known steel grades, even for self-developed ones.** Forge large dimensions die-blocks, sizes such as 1000 x 500, 800 x 600, 600 x 600, 600 x 400, 500 x 400, 600 x 300 mm ... etc.** Rolling those hard-to-find or hard-to-do grades in the markets, espeically when it contains high alloy of W, Mo, V, Ni.. which it's easy to produce segregation. But worked with us, your worryies will be removed.** Q+T treatment, even it's for hard-to-do grades, such as materials added extra elements S% or low level C%.During the whole production processes, we take strictly quality control on selecting production materials, smelting, annealing forging, heat treatment, turning or machining, quality inspection, package and delivery. You are able to obtain a premium steel service here with continuously reliable in quality, pricing and delivery.Give us a call or email, we are always in ready to serve you.