● Diameter: 6mm-300mm
● Material: DIN CK45, SAE1045, JIS S45C, JIS STKM13C, SAE1026, ST52, 20MnV6, 42CrMo4, 40Cr,AISI 304, AISI 316, AISI 431
● Tolerance: ISO f7
● Chrome layer thickness: 25(+/-5)μm
● Roughness: ≤0.2μm
● Hardness: 850-1150HV
● Straightness: ≤0.2/1000mm
● Roundness: Half of the diameter tolerance
Delivery Condition
Hard Chrome Plated
Induction Hardened
Quenched & Tempered
Induction Hardened with Q+T
Corrosion Resistance
Min.120 hours NSS Rating 9. Test according to ISO 9227 and ISO 10289 for the evaluation of the results
Hardness of Induction Hardened
55-60 HRC
Depth of Induction Hardened
1.2-2.5 mm
Packing
Anti-rust oil and paper sleeve to each rod, wooden case is available according to customer's requirements
Chemical Composition
Material
C%
Mn%
Si%
S%
P%
V%
Cr%
CK45
0.42-0.50
0.50-0.80
0.4
0.035
ST52
0.22
1.6
0.55
0.04
20MnV6
0.16-0.22
1.30-1.70
0.10-0.50
0.10-0.20
42CrMo4
0.38-0.45
0.60-0.90
0.15-0.40
0.03
0.90-1.20
40Cr
0.37-0.45
0.17-0.37
0.80-1.0
Mechanical Property
Tensile Strength/Mpa
Yield Strength/Mpa
Elongation% (min)
Charpy Impact
Delivery State
610
355
15
＞39J
Hot Rolled
800
630
20
＞41J
Quenched + Tempered
520
22
Cold Rolled
750
590
12
＞40J
42CcMo4
980
850
14
＞47J
1000
10
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