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China, Chinese Hard Chrome Hollow Bar Customized Hollow Piston Rod1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Products Details Supplier Manufacturer price list catalog
ShaftHollow Piston RodStainless Steel Hollow Shaft
Ningbo Lancaster Industry and Trading Co., Ltd.
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Product Description Specification:Hard Chrome Hollow Bar Customized Hollow 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 200-600m (Customers usually choose the 300~500m) 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 applicationHard Chrome Hollow Bar Customized Hollow Piston RodManufacturing 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
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