유압 실린더 CK45 1045 12mm 유도 강화 크롬 도금 강철 피스톤로드

Standard Parameters

Steel Grade

C45E (EN 10083)

Tolerance

ISO f7

Roundness

diameter tolerance / 2

Standard Length

- for Ø ≤ 60 mm: 5600 – 6200 mm
- for Ø ≥ 60 mm: 5800 – 7200mm 
Upon request: special lengths on all diameters

Surface Roughness

Ra max. 0.20 µm (statistic average: 0.05 – 0.15 µm)

Chrome Layer Thickness

≤ Ø20 mm: min. 15 µm
≥ Ø20 mm: min. 20 µm

Chrome Layer Hardness

min. 900 HV(0.1)

Straightness

≤ Ø16 mm: max. 0.3 mm : 1000 mm
 > Ø16 mm: max. 0.2 mm : 1000 mm

Mechanical Properties

according to EN 10083-2

Material

C%

Mn%

Si%

S%

P%

V%

Cr%

Ck45

0.42-0.50

0.50-0.80

0.04

0.035

0.035

ST52

0.22

1.6

0.55

0.035

0.04

20MnV6

0.16-0.22

1.30-1.70

0.10-0.50

0.035

0.035

0.10-0.20

42CrMo4

0.38-0.45

0.60-0.90

0.15-0.40

0.03

0.03

0.90-1.20

40Cr

0.37-0.45

0.50-0.80

0.17-0.37

0.80-1.10