Own 20,000m² production facility and 10,000m²forging workshop. Heat treated six times throughout production. Other details: Dimeter range: 200mm-7000mm Material: 50Mn, 42CrMo Seals type: rubber gasket, iron or high temperature seal Loading capacity: heavy-duty OEM: available Certification: ISO9001:2008/ISO14001:2004/OHSAS 18001:2007 Packing details: sea worthy packing in wooden case loaded in container