Special Projects


Glapwell manufacture a wide range of high integrity fabricated specials incorporating specialist design, manufacturing methods and materials.


We are one of only a few fabricators in the UK who hold the ASME 'U' stamp and C.E. Marking.


In addition to our already varied range of specialist projects undertaken, we have further extended our capability into the manufacture of Hyperbaric Chambers for human occupancy manufactured to PVHO guidelines.


All materials are supplied in accordance with code and client's specifications including:

  • Ferrite Checks
  • G48 Pitting Corrosion
  • Microstructure
  • Impact Testing
  • Positive material identification of materials
  • Pickling and Passivation


Discover why we are the International partner of choice
Call us now to discuss your project, Alternatively email us admin@glapwell.co.uk
Tel: +44 (0) 1246 454444
Material Ranges for Customer Specific Products
Glapwell have a large team of highly skilled engineers who have extensive experience and knowledge in working with a wide range of materials as detailed below. All materials are supplied in accordance with code and clients specifications.
  • Carbon Manganese Steel, tested to suit different environments
  • Austenitic Stainless Steel
  • Chrome Moly
  • Super Duplex Stainless Steel
  • HIC Tested Materials, inc SSC & SOHIC
  • Weld Overlays
  • Nickel Alloys

Specific material specifications are shown below.
Stainless Steel
  • 304
  • 304L
  • 316
  • 316L
  • 321
  • 347
  • 22% Duplex (S31803 / 2205)
  • 25% Super Duplex (S32750, S32760 / 2507)
Nickel Alloys
  • Alloy 625
  • Alloy 825
Other Materials
  • 6% Moly (S31254)
  • A182 F22 (95KSi Tensile)