Cold Drawn Seamless Hydraulic Tube (CFS NBK)

EN10305-4 (Previously BS3602 Pt 1 CFS360 NBK)

The Cold Drawn Seamless Hydraulic Tube is typically used on Hydraulic and Pneumatic applications.

All tubes are Eddy Current tested and marked with Size, Cast Number and Specification.

CFS Hydraulic Tube - Download the brochure
  • Mechanical Properties at Room Temperature
  • Tolerances
  • Specifications
  • Chemical Composition - Ladle Analysis
  • Size Chart
Mechanical Properties at Room Temperature
Condition Tensile RM Strength Min Yield
+N Normalized Min Max
EN 10305-4 340 480 235
Tolerances

Wall Thickness

The tolerance including eccentricity shall be +/- 10%

Tolerances on Outside Diameter EN10305-4 +/-
4 – 10mm 0.08mm
10 – 30mm 0.08mm
30 – 40mm 0.15mm
40 – 50mm 0.2mm

All tubes are marked with both size, cast number, specification and are eddy current tested.

Specifications

BS EN 10305-4 E235 +N

Chemical Composition – Ladle Analysis
C Si Mn P S
Max % Max % Max % Max % Max %
0.17 0.35 1.20 0.025 0.015
Size Chart

BS EN 10305-4 E235 +N

Wall 0.91 1.00 1.22 1.42 1.50 1.63 2.00 2.03 2.50 2.64 2.95 3.00 3.25 3.66 4.00 4.06 4.88 5.00 6.00
O.D mm
6.00 x x x
6.35 x x x
7.94 x x x x
8.00 x x x
9.52 x x x x x
10.00 x x x
12.00 x x x x
12.70 x x x x x
13.50 x
14.00 x x x x
15.00 x x x x x
15.88 x x x x x x
16.00 x x x x
17.46 x
18.00 x x x
19.05 x x x x x
20.00 x x x x x
21.43 x x
22.00 x x x x
22.22 x x x x x
25.00 x x x x x
25.40 x x x x x
26.99 x
28.00 x x x x
30.00 x x x x
31.75 x x x x x
34.13 x
34.93 x
35.00 x x x x
38.00 x x x x x
38.10 x x x
42.00 x x
44.45 x x
48.42 x
50.00 x
50.80 x x x x x

Our Product range

Discover our extensive range of products that cover a comprehensive specification range to meet your requirements.

Contact Us

Branch Locations

Browse our nationwide locations and find your nearest branch.

Contact Us

Have your questions answered by our expert team.

Branch Details

Find the contact details for all branches nationwide.