Normal Diameter	Diameter Tolerance	Straightness Tolerance	Surface Roughness	Two End Chamfering
(mm)	μm(g6)	μm/m	Ra(μm)	mm
12	-6～-17	100～-150/m	0.4～ 1.6	0.5
13
16				0.7
20	-7～-20
25
30				1
35	-9～-25
40
50				1～1.5
60	-10～-29
80

High quality cylinder piston rod made in China

Performance: 

 45# soft shaft(cylinder shaft),45# hard shaft(high carbon steel),Gcr15 hard shaft(bearing steel)

Diameter: 12mm--80 mm;

Length: 100 mm--6000 mm ;

Material:45#,GCr15 or steel material as your requirement(normal or high frequency quenching)

Hardness: HRC62±2;

Precision : g6--g5 ;

Depth of hard band: 2.5--0.3 mm;

Packing: Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden case(packing goods according to your requirement.)

We manufacture plain shaft and chrome-plating plain shaft. The longest length of shaft is 6000mm. And we can process according to your requirement about the length. If there is some other requirement such as threading, punching, stepped shaft,slotting, slotting for key, side angle and so on, please send detail design drawing to us, we will manufacture it and delivery to you according to your design drawing.