Rear Shock Absorber Shaft Piston Rod

Specification:Rear Shock Absorber Shaft Piston Rod Standard DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713... Material All kind of brass,copper,stainless steel etc... Heat treatment BKS Specification Outer diameter(mm)                                Inner diameter(mm)                                50-300mm 40-250 I.D Tolerance H8-H9 Length 3-9m (Customers usually choose the 4~5.8m) Straightness 1/1000 ID roughness RA 0.4micron(max) Technology Honed & SRB(SKIVED AND ROLLER BURNISHED ) Scope Honed tube for hydraulic cylinder, swivel crane, injection machine and  construction machine applicationRear Shock Absorber Shaft Piston Rod Manufacturing process description:1. Hydraulic shear cutting2. CNC machining + additional broaching and milling operations3. Induction hardening at a range of different frequencies and powers4. Rotary straightening5. Proportionally servo controlled CNC grinding6. Leading edge technologies for hard chromium,7. Dehydrogenation and tempering8. Wet polish and superfinish polish with 100% surface condition control9. Export Packagingwhy choose usOur AdvantageProduction EquipmentsTest Equipments/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1