... manufacture in china and we can supply you steel products with high quality and favourable price Grade ... 1.2714, 1.2344, 1.2343, H13, H11, O1, S7, 304L, 316L, 321, etc.Application: auto manufacturing ... annealed, normalized, QT, solution treated, etc.Product: forged round, forged shafts forged cylinder, forged disk, forged hollow, forged ... miss Manufacturer directly supply 300s stainless steel round bars