Rule 1301:3-4-05 | Repairs and alterations.
(A) All welded repairs or alterations to any historical boiler subject to inspection in accordance with sections 4104.32 to 4104.37 of the Revised Code shall be made by a person certified as a welder in accordance with Section IX of the 2023 edition of the American society of mechanical engineers (ASME) Boiler and Pressure Vessel Code, titled welding and brazing qualifications, published July 1, 2023, a publication of general availability in the industry.
(B) All welded or riveted repairs or any alteration to any historical boiler subject to inspection in accordance with sections 4104.32 to 4104.37 of the Revised Code shall be made using the materials as shown on the following table:
| Application | MaterialSpecification |
| BoilerTubes and Flues, Arch Tubes, Superheated Units | SA-178 Grade A Tube, SA-192 Tube, SA-210Tube |
| Boiler and FireboxPlate | SA-285 Grade C Plate, SA-515Plate, SA-516 Plate, SA-203 Plate, SA-204 Plate |
| Staybolts | SA-675 Bar, SA-36 Bar, ASTM A-31-95 Bar |
| Staybolt Sleeves and Caps | SA-105 Forged Pipe Fittings, SA-675Bar |
| BoilerBraces | SA-675 Bar, SA-36Bar |
| Rivets | SA-675 Bar, ASTM A-31-95 Bar,SA-31 |
| Forged Parts andFittings | SA-105 Forged PipeFittings, SA-181 Forged Pipe Fittings, SA-217 |
| Pressure Retaining Steel Castings | SA-216 Steel Casting, SA-217 SteelCasting |
| HollowCylindrical Pressure Retaining Parts | SA-105 Forged Pipe Fittings, SA-675 Bar |
| Superheater Unit Bolts and Nuts | SA-193 Bolts, SA-194 Nuts |
| Pipe Flanges | SA-181 Forged Pipe Fittings, SA-105 Forged PipeFittings |
| Pipes | SA-106 Pipe,SA-53 Seamless Pipe |
| Bronze Castings and Washout Plugs | SB-61 Bronze Cast Fittings, SB-62 Bronze CastFittings |
Note: See "ASME Section II for Other Acceptable Section I Materials."
(C) All welded or riveted repairs or any alteration to any historical boiler subject to inspection in accordance with sections 4104.32 to 4104.37 of the Revised Code shall be made in conformity with or shall exceed generally accepted engineering standards in place at the time of original construction or current standards.
Last updated August 5, 2025 at 7:32 AM
Supplemental Information