Engineering

Pipeline solutions for Engineering applications.

  • Made to order unless covered by our stocked sizes. (See plumbing, medical or refrigeration web pages for details)
  • Average manufacturing time is 3-4 weeks.
  • Supplied in minimium lots of 250kgs per size.
  • For a quotation please complete of enquiry form.

We manufacture/distribute to the following European Specifications(American ASTM can also be offered):

BS EN 1057     Water/Gas/Sanitation

BS EN 12449   General Engineering

BS EN 12451   Heat Exchanges

EN 12735-1     Refrigeration & Air Conditioning

BS EN 13348   Medical Gases and Vacuum

BS EN 13600   Electrical Purposes

The below photographs highlight some of our machinary used to cold draw 'shell' copper tubes to make the right outside diameter, wall thickness and temper required under the above British Standards.

Draw Bench Plugs & Dies
Furnance

Our products can become part of anything from fittings & taps in the bathroom to components within solar panels, as well as being an integral part of the flavour of Whiskey!

Precision-made Copper and Copper/Alloy tubes from Lawton/Dorset.

Size Range & Details

NB Lengths varies depending upon other tube definitions i.e. temper.

O.D.
Wall/Gauge
Length
Minimum Imperial (inches)
1/8
0.012 / 30 SWG
0.236
Minimum Metric (mm)
3.175
0.3 / 30 SWG
6
Maximum - Imperial (inches)
10
0.25 / 3 SWG
315
Maximum Metric (mm)
254
6.35 / 3 SWG
8000

Tempers

TYPE
VPN Range
SOFT
<50
1/4 Hard
55 - 75
1/2 Hard
75 - 100
Hard
100+
Skin Hard
50 - 60

Weight Calculations

For Imperial:
Dimensions in inches (OD – thickness) x thickness x 18.006808 = weight metres / kg's

For metric:
Dimensions in mm (OD – thickness) x thickness x 0.02791 = weight metres / kgs

Tube Descriptions

Conversion of bore to wall thickness = (OD – bore) / 2