





| Item | Hard Chrome Plated Rod | Induction Hard Chrome Rod | 
| Place of Origin | Jiangsu, China | Jiangsu, China | 
| Material | JIS S45C, SAE1045, DIN CK45 | JIS S45C, SAE1045, DIN CK45 | 
| Length | 1000-6000mm | 1000-6000mm | 
| Shaft Diameter | 3-120mm | 3-120mm | 
| Surface Hardness | without hardened or hardened | HRC58-60 | 
| Chrome Layer Hardness | above HV800 | above HV800 | 
| Chrome Layer Thickness | 15μm ~ 25μm ( CUSTOMIZED) | 15μm ~ 25μm ( CUSTOMIZED) | 
| Surface Hardning Depth | / | 0.8-3mm | 
| Axis Straightness | 0.15mm /1000mm | 0.15mm /1000mm | 
| Roughness | Ra 0.2μm~0.4μm | Ra 0.2μm~0.6μm | 
| Precision | G6/F7 | G6/F7 | 
| Item | Honed Tube | 
| Raw Material | DIN ST52, SAE1020 | 
| Pressure & Temperatur Classification | High pressure & temperature piping | 
| Inner Diameter | 40mm-320mm | 
| Outer Diameter | 50-400mm | 
| Thickness | 5-40mm | 
| Length | 7000mm | 
| Straightness | Max 0.5/1000mm | 
| Inside Surface Roughness(Ra) | 0.2-0.4um | 
| Tolerance INT | DIN2391 H8 |