Process: EAF+ESR Forged Annealed Hot rolled or cold drawing Size arange of Diameter from 5mm to 160mm Bright or black surface according to customer request Standard: GB/T9943-88 GB/T1299-2000 Advantage: Best melting process in China presently
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DALIAN YULONG HIGH SPEED STEEL CO., LTD.VIP会员第12年
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Process: EAF+ESR Forged Annealed Hot rolled or cold drawing Size arange of Diameter from 5mm to 160mm Bright or black surface according to customer request Standard: GB/T9943-88 GB/T1299-2000 Advantage: Best melting process in China presently
