... : HT250 2.competitive price 3.ISO9001 4.OEM service Slot pipe bending type connector comperirive priceSpecification:material: HT250size: as drawingscast level ... Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, Aluminum, Aluminum alloy etc.StandardISO, GB, ASTM, DIN, JISEquipmentmelting furnace,centrifugal ...