Andrew B. Duffy, Inc.

Andrew B. Duffy, Inc. is pleased to announce the successful completion of our ASME and National Board Joint Review for Renewal of our ASME Code U Stamp (#4796 ) and National Board R Stamp (#1131) Certificates of Authorization for our application of the ASME U STAMP, The NB R STAMP, and the NB STAMP on ASME Code Section VIII, Division 1 Unfired Pressure Vessels. As a result of this intensive audit, conducted every three years, our Certificates of Authorization and Stamps applicable to pressure vessel fabrication, alteration and repair are renewed until March 30, 2020.

Full Service Fabricating Facilities

• Stainless Steel, Carbon Steel, Aluminum, Titanium, Carpenter 20, Hastelloy, Inconel, Incoloy, Monel, Copper Nickel, Titanium, Copper
• More than 70 in-house Weld Procedures, ASME Code qualified
• All Welders ASME Certified