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40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder

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40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder

Brand Name : Torich

Model Number : CK45 ST52 20MNV6 42CRMO4 40CR

Certification : ISO 9001 ISO 14001 TS 16949 EN 10204.3.1 ABS DNV

Place of Origin : China

MOQ : 2 tons

Price : USD2000-2100 per ton

Payment Terms : L/C, T/T, D/P, T/T, Western Union, MoneyGram

Supply Ability : 35 tons

Delivery Time : 30-45 days

Packaging Details : Oil protection in bundles or in carton boxes or wooden boxes,accroding to customer's requirement.

Type : Hydraulic Cylinder Tube

Steel Grade : CK45, ST52, 20MnV6,42CrMo4, 40Cr

I.D. : 40-400mm

W.T : ≥5mm

Alloy Or Not : Non-alloy

Length : Up to 12000mm according to customer's requirement

Surface Treatment : Chromed, Nickeled

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40Cr Hard Chrome Rod CK45 Hydraulic Cylinders for ST52 Honing Machine Cylinder

1. Quick details:

SUPPLY CONDITION Ground and chrome plated
CHROME THICKNESS 20 to 30 micron
SURFACE ROUGHNESS Ra≤0.2 micron and Rt≤2 micro
TOLERANCE ON DIA ISO f7 on the diameter
OVALITY Half of the tolerance ISO f7
STRAGHNESS ≤0.2MM/M
SURFACE HARDNEDD 850-1150 HV(vickers 100g)
COHESION No craks,breaking or detaching after thermic shock(warming up at 3200 celsius degrees and cooling in water)
POROSITY Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
CORROSION RESISTANCE Test in natural salt spray according to ASTM B117-120hours
Results evaluation accordin to ISO4540 RATING7-10
WELDABILITY Good
PACKING Anti rust oil to be applied on material and each rod to be packed in paper sleeve
CERTIFICATE All certificate related with material heat treatment and plating is required

2.Product Details:

(1)Material: CK45;ST52;20MnV6;42CrMo4;40Cr
(2)Production:Seamless

(3)Chemical components:

CHEMICAL COMPOSITION(%)
　
Steel Grade C% Mn% Si% S% P% V% Ni% Cr% Mo% Cu%
CK45 0.42-0.50 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035 　/ ≤0.25 ≤0.25 /　 ≤0.25
ST52 ≤0.22 ≤1.6 ≤0.55 ≤0.04 ≤0.04 0.02-0.15 　/ /　 /　 　/
20MnV6 0.17-0.24 1.30-1.70 0.10-0.50 ≤0.035 ≤0.035 0.10-0.20 ≤0.30 ≤0.30 /　 ≤0.30
42CrMo4 0.38-0.45 0.5-0.8 0.17-0.37 ≤0.035 ≤0.035 0.07-0.12 ≤0.03 0.90-1.20 0.15-0.25 ≤0.03
40Cr 0.37-0.45 0.50-0.80 0.17-0.37 ≤0.035 ≤0.035 　/ ≤0.30 0.80-1.1 /　 ≤0.03

MECHANICAL PROPERTIES
　
Material Tensile Strength
Rm (Mpa)		 Yield Strength
Rel (Mpa)		 Elogation
A%		 CHARPY CONDITION
CK45 610 355 15 >41J Normalized
CK45 800 540 20 >41J Q+T
ST52 500 355 22 　 Normalized
20MnV6 750 590 12 >41J Normalized
42CrMo4 980 850 14 >47J Q+T
40Cr 1000 800 10 　 Q+T

3.Product show:
40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder

40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder 40Cr Hard Chrome Rod Hydraulic Cylinder Honed Tube CK45 ST52 For Machine Cylinder

4.QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking








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