... WCB, WCC etc.2. Main Usage: As parts of hydraulic cylinder, hydraulic ram3. Manufacture process: die casting, sand casting, blasting, CNC ... Growing and improving, we newly specialzing in tie rod hydraulic cylinder for two years. More surprise will coming.Table ... Quality Assurance System, the USA UL.4. Products covering hydraulic cylinders, pistons, flanges, valves parts, casting and forging parts ...