Certification
R-stamp repair shops
Repair and alteration of coded equipment.
36 shops state they hold National Board R-stamp. Each entry below shows the sentence we read it from, on the shop's own website — we don't record a certification we can't quote. Confirm current status with the shop or the certifying body before you award work.
By state
Structural Steel Fabrication • Central IllinoisDecatur, Illinois
“Kelly holds R, U, S and PP stamps— we can work on your boilers, pressure vessels and pressure piping projects.”https://thekelly-group.com/metal-fabrication/
Also: ASME U-stamp · ASME S-stamp
Honhorst ServicesCincinnati, OH
“We hold ASME "U" & "S" stamps, and a National Board "R" stamp.”https://honhorst.com/fabrication
Also: ASME U-stamp · ASME S-stamp
Gulf Coast Steel, Inc.Houston, TX
“Certified by National Boiler association, we hold a "R" & "U" stamp to ensure our work complies with ASME and NBBI standards.”https://www.gulfcoaststeelinc.com/about
Also: ASME U-stamp · ISO 9001 · API2000 ton press brake12" max thickness
C & S Metal FabricatingHouston, TX
“We are also an ASME Section VIII Div 1 (U-Stamp) code shop as well as certified in vessel repairs and alterations (R-Stamp)”http://www.csmetalfab.com/
Also: ASME U-stamp · AWS D1.196" max thickness
“We're also ASME NBIC R-Stamp certified, enabling us to make alterations and repairs to existing ASME pressure vessels.”https://tbailey.com/steel-fabrication/asme-pressure-vessel/
Also: ASME U-stamp · AWS D1.6 · API3" max thickness
Industrial Machine Shop in Baton Rouge, LABaton Rouge, Louisiana
“We are National Board Certified for ASME, S, U, and R Code Work”https://pipebends.com
Also: ASME U-stamp · ASME S-stamp
ASME Pressure Vessels & TanksDuette, Florida
“ASME Section VIII, Divisions 1 & 2: Accredited with "U," "R," and "S" code stamps, signifying compliance with rigorous manufacturing standards.”https://dixiesouthern.com
Also: ASME U-stamp · ASME S-stamp · API
“Our team of highly trained fitters and welders are AWS and ASME-qualified”https://simkofab.com
Also: AISC certified108" max thickness
Alloy FabricationsClinton, TN
“We hold ASME S and U Stamps as well as NBIC R Stamp.”https://alloyfabrications.com/services
Also: ASME U-stamp · ASME S-stamp500 ton press brake
TexFab, Inc. - Steel Plate Rolling - Houston, TXHouston, Texas
“Tex-Fab, Inc. is well-suited to design and fabricate ASME Power Boilers and ASME Pressure Vessels. We adhere to ASME design codes, including: ASME Section 1 – Power Boiler, ASME Section VIII Div. 1 and Div. 2 – Pressure Vessels, National Board R Stamp.”https://texfab.com
Also: ASME U-stamp · ASME S-stamp9" max thickness
International Custom ControlsTulsa, OK
“We are certified to design and build equipment with ASME U, S, and R stamps”http://www.intlcustomcontrols.com/about
Also: ISO 9001 · ASME U-stamp · ASME S-stamp · AWS D1.1
“Our goals for the future are to utilize our ASME U/S/R stamp by building more ASME vessels and utilizing our S stamp for taking on specialty piping projects.”https://www.pcwelding.com/about
Also: ASME U-stamp · ASME S-stamp
Weldforce FabricatorsHouston, TX
“R Certification - The National Board offers the Certificate of Authorization and R symbol stamp for the repair and/or alteration of boilers, pressure vessels, and other pressure-retaining items.”https://www.weldforcegroup.com/certification
Also: ASME U-stamp
Riggins CompanyHampton, VA
“Riggins Company is an ASME Code fabrication shop and we hold Section VIII "U" and "U2" stamps as well as National Board's "R" stamp.”https://www.rigginscompany.com/industrial-condensers
Also: ASME U-stamp
Weld Tech FabricationOdessa, TX
“Weld Tech Fabrication is certified to apply the "U" (unified pressure vessels) and the "R" (National Board Repairs) stamps.”http://weldtechfabrication.com/
Also: ASME S-stamp
South Carolina Metal FabricationColumbia, South Carolina
“ASME Section VIII, Div 1, ASME U-Stamp (Pressure Vessel), R-Stamp (Repair)”https://carolinafab.com/our-quality/
Also: ASME U-stamp
ASME Pressure Vessels: Repairs & FabricationMendon, Michigan
“Certified for repair & alteration of pressure vessels per ASME code. Shop and field work authorized.”https://jergenspiping.com/industrial/tanks-vessels-asme/
Also: ASME U-stamp · AWS D1.1
ACME Fabrication & Welding LLCAlvin, TX
“ACME Fabrication and Welding is a National Board Member, and ASME Certified manufacturer of pressure vessels. ACME holds the ASME "U" & "R" Stamp Certifications and is a leading manufacturer of custom pressure vessels, designed and built to our customer's specifications.”https://acmewelding.com/capabilities/pressure-vessels/
Also: ASME U-stamp
Bise Welding & FabricatingHouston, TX
“Bise currently has an ASME "U", "U2", "R" and "S" Code stamps.”http://www.bisewelding.com/
Also: ASME U-stamp · ASME S-stamp2.75" max thickness
Dixie Weld Fab, Inc.Belcher, LA
“We are accredited by the ASME and are certificate holders of the "U" and "S" stamps, as well as the National Board "R" stamp.”http://www.dixieweldfab.net/
Also: ASME U-stamp · ASME S-stamp
“Rexarc owns ASME code certificates "U" and "U2" and National Board Stamp "R".”https://rexarc.com/product-category/stainless-steel-fabrication-services/
Also: ASME U-stamp1.75" max thickness
Aluminum Welding Fabrication in HoustonHouston, TX
“Backed by AWS D1.2 and ASME Section IX certifications, our work meets the highest industry standards for safety, strength, and performance.”https://performancealuminumfabrication.com/
Also: AWS D1.20.375" max thickness
“R-Stamp certification for boiler repairs and alterations”https://universaltank.com/asme-testing-certifications/
Also: ASME U-stamp1.5" max thickness
Custom Heliarc Inc.Brookshire, TX
“We are ASME Section VIII Division 1 "U" and "R" authorized and National Board registered.”http://customheliarcinc.com/
Also: ASME U-stamp3.5" max thickness
Certified Welders | KNG Mechanical | Wisconsin, MinnesotaChippewa Falls, Wisconsin
“Our facility carries NBBI R stamp and ASME PP stamp certificates for the inspection, installation, and maintenance of boilers and pressure vessels.”https://www.kngmechanical.com/about.phtml
East Coast Welding & Construction Co Inc.Glen Burnie, MD
“Our business is R Stamp and ASME S, H, and U Stamp certified.”https://www.eastcoastweldingandconstruction.com/
Also: ASME S-stamp · ASME U-stamp
Boilermatic Welding Industries, Inc.Bellport, NY
“Boilermatic is an ASME certified shop with U, H, and S stamps in addition to R and NB National Board certifications.”https://www.boilermatic.com/about-us
Also: ASME U-stamp · ASME S-stamp
Boilermatic Welding IndustriesMedford, NY
“Boilermatic is an ASME certified shop with U, H, and S stamps in addition to R and NB National Board certifications.”https://www.boilermatic.com/about-us
Also: ASME U-stamp · ASME S-stamp
Superior Steel Products, Inc.: Custom Steel & Aluminum TanksCaldwell, Idaho
“ASME Code Shop w/ "R" & "U" Stamps”https://ssproducts.com/about/
Also: ASME U-stamp
Custom FabricationRichland, Washington
“As an NBIC "R" Stamp certified repair organization, we deliver expert welding, repairs, and alterations for boilers, pressure vessels, and piping systems that meet the industry's most rigorous safety and quality standards.”https://dupillgroup.com/what-we-do/specialty-welding/
Also: ISO 9001
Industrial Welding-MechanicalMidlothian, VA
“NBIC R-STAMP Accredited for Pressure Vessel Repair & Alterations”https://iwmiva.com/
D&N FabricationSapulpa, OK
“ASME Code R, U, & S Stamp”http://dnfabrication.com/services
Also: ASME U-stamp · ASME S-stamp
ASME Pressure Vessels - Mason ManufacturingDecatur, Illinois
“Mason Manufacturing maintains an independently audited Quality Control system and is authorized to use both "U" and "R" stamps for custom fabrication and repair under ASME Section VIII, division 1.”https://www.masonmfg.com
Also: ASME U-stamp
G.H. McCulloch Inc.Tualatin, OR
“Our Repair "R" stamp certification authorizes us to repair any Pressure Retaining Item (PRI) competently.”https://ghmcculloch.com/fabrication-repair-services
Also: ASME S-stamp
West Metal Works IncBuffalo, NY
“The National Board (NBBI) R-Stamp Certificate No. 7168”https://www.westmetalworks.com/
Also: ASME U-stamp
Precision Custom Machining in Kentucky | by TW Valve ...Owensboro, Kentucky
“T&W Valve is also "R" Stamp certified from the National Board, giving you the advantage...”https://www.twvmc.com
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