Carbon Steel Pipe Pressure Rating Chart

Maximum pressure ratings for pipes per.

Carbon steel pipe pressure rating chart. Notes limitation of liability the information contained in this atlas steels series of tables is not an exhaustive statement of all relevant information. It is a general guide for customers to the. This table defines the maximum pressure rating for the specified industry standard pipes schedule 160 schedule 40 and schedule 80. Api 5l carbon steel pipe and a 106 a 53 a333 a334.

Allowable stress used in the barlow s formula is calculated as 35000 psi 0 7 24500 psi note. In codes like asme b31 3 modified versions of the barlow s formula like the boardman formula and the lame formula. Pressure rating tables for carbon steel pipe notes to the tables of allowable working pressures. Hammer inches workingfactorno burst inches workingfactorburstno.

Maximum allowable pressure is calculated with the barlow s formula for a53 grade b seamless and welded standard steel pipe with yield strength 35000 psi and design factor 0 7. Pressure ratings of steel pipe based on astm a53 grade b or a106 grade b seamless ansi 831 1 1977 with allowances for connections and fittings reduces these working pressures approx. Carbonsteelgradebpipes astma53m a106m api5l seamless outside wall diameter thickness 29to 38 204 260 343 371 399 427 dn nps mm mm 137 9 137 9 130 3 117 2 113 8 89 6 74 5.