... 20 years forging experience forging insulator fitting for high-tension line Company introduction:1. Our company has advanced technological equipments, ... steel,Stainless steelStandardISO, GB, ASTM, DIN, JISProduce EquipmentFriction Screw Press Series, CNC Lathe, Machining Center (Vertical Spindles), CNC Milling Machine, Bench ... quotation within 2 days . Forging insulator fitting for high-tension line