... 1. Material:8620, WCB,WCC 2. Usage: hydraulic ram,cylinder 3. 20 years specializing in casting and machining Rod End ... equipped with CNC milling and turning machines, CNC Lathes, etc.3. Quality Certificates: ISO9001-2000, ISO9001-2008 Quality Assurance System, ... forging parts, engineering goods, etc.5. Quality control following 3 phases of thorough inspection, first-off inspection, during-processing ...