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Refinery and Chemical Industries

William A. Schmidt and Sons is certified by the National Board as an approved ASME code shop. We hold a current “U” and “R” stamp to fabricate and repair ASME code pressure vessels and process equipment.

We regularly audit our process to insure compliance to our Code quality fabrication process. Internal controls of materials and procedures are a hallmark of our process.

In over 60 years of operation, we have countless approved weld procedures involving numerous metals and alloys. The metals include:

  • Inconel
  • Monel
  • Hastelloy
  • Chrome Moly (up to 2.25 Chrome)
  • Stainless Steel (Austenitic Stainless Steel)
  • Carbon Steel (All Grades)
  • Aluminum