F22 F6a material B16.47 big size flange for Petrochemical pipeline Our company has two main production plants. Zhangjiagang factory is responsible for the rough forming of workpiece, mainly forging process; ... Read More
Product Description Asme B16.47 Forged Steel Large Diameter Flange Wind Power Flange For Energy Generator Detailed Images Company Profile DRACHMA (ZHANGJIAGANG) MATERIAL CO.LTD has two main production plants. ... Read More