Golden Asia Industrial Co., Ltd.

1. Hollow piston rods.
2. Manufacture course the same as hard chromium piston rod, it lighter than piston rod weight and higher strength, making it less prone to bending, and can be used as the reflow pipe.

1. External diameter accuracy: f8.
2. Surface roughness: Ra 0.2μm ~ Ra 0.4μm.
3. Surface hardness: HV 800(minimum)up.
4. Standard length: 1M - 6M.
5. Hard chrome thickness: 20 micron ± 10%.
6. Material: JIS STKM 13C OR STKM 13A.
(Other specifications can be made customer request based on)