Hollow piston rod is a kind of piston rod, and made from steel tube or hollow bar and will be hard chrome plated. We manufacture hollow piston rod with size range from 40*20-185*150 with grade like STKM 13C/AISI 1026/CK45/AISI 1045. The piston rod we manufacture is cold drawn hollow piston rod.
Keyword:piston rod, hollow piston rod, CK45 hollow piston rod, carbon steel hollow piston rod
1. Commodity: hard chrome plated hollow piston rods for hydraulic cylinder
2. Size range: 40mm*20mm-200mm*170mm
3. Available steel grade:
SAE/AISI:
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1020,1026,1045,1518,1524,
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EN:
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E355,C45E,CK45,20MnV6
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DIN:
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ST52, ST52.3, ST52.4
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JIS:
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STKM 13C, S45C
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GB:
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20#,45#,25Mn,16Mn
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4. Manufacture procedure: cold drawn + grinding + hard chrome plating + polishing
5. Delivery Condition:
+C
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+LC
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+SR
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Q+T
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BK
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BKW
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BKS
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Q+T
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Cold rolled
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Cold drawn
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Stress relieved
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Quenched + Tempered
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6. Thickness of hard chrome plating: 20 microns - 30 microns
7. Hardness of chromed layer: HV850 min
8. Roughness of external surface: Ra0.25um max
9. Packing: each piece of rod will be packed in cardboard tube.