Hot Forging Part Jiangyin Longyu Forging Co., Ltd. Base Info Specification:ISO 9001, PED 97,23,EC, ABS, BV, GL, DNVTrademark:LYSize:Outside Diameter From 100mm to 5000mmMolding Style:ForgingProcessing Object:MetalOrigin:Jiangyin Description Pre:Zinc, Aluminum, Copper Alloy Die Casting Next:Aluminum Casting (LIP-200)