hollow shafting

Place of Origin: Zhejiang China (Mainland)



Product: prime quality chromeplate pipes.

Sizes: dia10 mm to 150 mm

Length: 2m to 6m

Hardness: 60HRC (+/ - 2HRC)

(External Diameter Accuracy) F8

(Surface Roughness) Ra0. 2?m?Ra0. 4?m

(Hard Chrome Thickness) 25Micron?5My

(Surface Hardness) HV 800 (Minimum) up

(Stardard Size) 1M?6M

(Standard Size) 12??100?

(Material) JIS STKM13C OR STKM11A