Earth Bosses

Kingsmill Earth Bosses

Kingsmill Industries Standard Earth Bosses

Earth Bosses are for welding to steel vessels, tanks and structures etc. Connections to be wrapped with Denso tape to stop ingress of moisture.

Kingsmill Industries manufacture an extensive range of Earth Bosses in varying sizes and materials. Our standard range of Earth Bosses Specifications are as follows;

Material: Mild Steel to BS970 230M07
Diameter Range: 25mm – 50mm
Length Range: 25 – 50mm

Bespoke Earth Bosses

Kingsmill Industries also manufacture bespoke Earth Bosses, example specifications can be seen below;



  • Mild Steel to BS970 230M07
  • Stainless Steel Grade 304
  • Stainless Steel Grade 316
  • Stainless Steel Grade 316L


  • Phosphor Bronze
  • Brass
  • A2 Grade Stainless Steel (304)
  • A4 Grade Stainless Steel (316)


Kingsmill can manufacture outside of our standard range of Earth Bosses , if your requirement is not within our standard range, then please contact us and one of our friendly members of staff will be pleased to assist you.

Why Choose a Kingsmill Earth Boss?

  • Kingsmill Earth Bosses are manufactured in our UK factory where our high quality can be monitored and maintained.
  • Kingsmill Earth Bosses are manufactured using the latest manufacturing techniques.
  • Bespoke Kingsmill Earth Bosses can be offered if required.
  • Kingsmill Industries can offer Technical Drawings and Data Sheets to ensure that the customer is 100% happy with the Earth Boss.


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