1.We supply hydraulic cylinder piston rod 2.ISO9001:2000 3.application: automotive engine 4 Outside diameter from 12-500 mm

hydraulic cylinder piston rod Max length 20 meters Surface foughness:Ra <0.4Mic

hydraulic cylinder piston rod

Material: CK45

CHEMICAL COMPOSITION (%)

C	Mn	Si (Max)	S	P
0.40-0.50	0.60-0.90	0.035	0.035	0.035

MECHANICAL PROPERTIES

UTS Min	Y.S. Min	E % Min	CHARPY	CONDITION
630 N/mm2	340 N/mm2	16		NORMALISED
600 N/mm2	400 N/mm2	16	41J	HARDENED AND TEMPERED

Supply condition: Chrome plated

Chrome thickness: 20 TO 50 Micron

Surface roughness: Ra ≤0.4 Micron

Tolerance on diameter: ISO f7

Ovality: Half of the tolerance ISO f7

Straightness: ≤0.2mm/m

Corrosion resistance: Test in natural salt spray according to ASTM B 117-36 hours.

Packing: Anti rust oil to be spread on material and each

chromed hydraulic piston rod