Short answer: Hot working shapes metal above recrystallization for low cost and wide shapes, while cold working adds strength and a smooth, tight-tolerance finish, so the route depends on the part’s tolerance and property needs; our Hot vs Cold Rolled Guide и Heat Treatment Guide give the detail.
At a Glance
Process Basics
Hot working rolls or forges above recrystallization; cold working draws or rolls at room temperature. The rolling basis is in our Hot vs Cold Rolled Guide and sourcing in our Steel Coil Supplier и Steel Sheet Supplier.
Property Trade-offs
Cold work raises strength and hardness but lowers ductility; data is in our Сравнение прочности и Hardness Comparison, with relief in our Heat Treatment Guide.
Surface and Tolerance
Cold-finished bar and strip give smooth, tight-tolerance stock from our Metal Strip Supplier и Metal Bar Supplier; finishing is in our Surface Treatment Guide.
Choosing a Route
Use hot work for structural volume, cold work for precision and strength; certify per our Mill Test Certificate Guide и Export Packing Guide.
Get a Quote
Tell HXSCO your requirements and we will respond with a competitive quote and lead time.
Часто задаваемые вопросы
Cold worked – strain hardening raises strength and hardness.
Cold worked – smooth and bright, often scale-free.
Hot worked for most structural volumes.
Yes – annealing relieves strain hardening.
Use cold-finished grades and a tolerance class in the PO.
Buy Hot or Cold Worked Metal from HXSCO
HXSCO supplies hot-rolled and cold-finished steel, stainless and aluminum in coil, sheet, bar and strip. Send spec and tolerance for a quote.