Daniel Steels Manufacturing LLC
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ASME PRESSURE VESSEL FABRICATION
ASME Section VIII Division 1 pressure vessels — shells, heads, nozzles, internals and supports — fabricated, inspected and stamped in our Houston facility, with National Board ‘R’ Stamp repairs and alterations.
ASME PRESSURE VESSEL FABRICATION
ASME VIII DIV.1 · U STAMP
PRESSURE VESSELS FABRICATED UNDER THE ASME U STAMP
ASME Section VIII Division 1 pressure vessels — shells, heads, nozzles, internals and supports — fabricated, inspected and stamped in our Houston facility, with National Board ‘R’ Stamp repairs and alterations.
- ASME 'U' Stamp for new vessel fabrication
- National Board 'R' Stamp for repairs and alterations
- Carbon steel and stainless vessels, vertical and horizontal
- Nozzle layout, internals, saddles, skirts and lifting lugs
- Hydro test and Authorized Inspector documentation
SPECS
SPECIFICATIONS
Technical summary — actual values are confirmed against your project specification at quotation.
Pressure vessel capability summary.
| Parameter | Capability |
|---|---|
| Code | ASME Boiler & Pressure Vessel Code, Section VIII Division 1 |
| Certification | ASME ‘U’ Stamp · National Board ‘R’ Stamp |
| Materials | Carbon steel (SA-516, SA-106), stainless (SA-240) |
| Configuration | Vertical and horizontal, with saddles, skirts or legs |
| Fabrication | Rolled shells, formed heads, nozzle reinforcement per code |
| Testing | Hydrostatic test, NDE per specification, AI witness |
| Documentation | U-1A form, MTRs, weld maps, NDE and test records |
| Typical lead time | 6–14 weeks |
FAQ
FREQUENTLY ASKED
U Stamp covers Section VIII Division 1 vessels; U2 covers Division 2, which allows higher design stress with more rigorous analysis and inspection.
Yes, under the National Board ‘R’ Stamp, including field repairs.
The Authorized Inspector attends per the quality program and project requirement.
SEND YOUR SCOPE
Drawings, line list or a description is enough to start.