PRESSURE - TEMPERATURE SERVICE RATINGS FOR 2-1/4 Cr (F22)
   FORGED STEEL SOCKET WELDING and THREADED FITTINGS

1-800-PENN-USA
NOMINAL
PRESSURE
RATING
SERVICE TEMPERATURE IN FAHRENHEIT
2000LB. 100° 150° 200° 250° 300° 350° 400° 450° 500° 550°
2000 1970 1940 1915 1895 1875 1850 1810 1735 1640
600° 650° 700° 750° 800° 850°* 875°* 900°* 925°* 950°**
1540 1430 1340 1245 1155 1060 1015 970 925 880
975°* 1000°** 1025°** 1050°** 1075°** 1100°** 1125°** 1150°** 1175°** 1200°**
830 740 645 550 475 400 340 285 235 190
3000LB. 100° 150° 200° 250° 300° 350° 400° 450° 500° 550°
3000 2950 2915 2875 2845 2810 2775 2715 2605 2460
600° 650° 700° 750° 800° 850°* 875° 900°* 925°* 950°**
2310 2150 2010 1870 1735 1595 1525 1455 1375 1320
975°** 1000°** 1025°** 1050°** 1075°** 1100°** 1125°** 1150°** 1175°** 1200°**
1250 1115 970 825 715 600 515 425 355 285
6000LB. 100° 150° 200° 250° 300° 350° 400° 450° 500° 550°
6000 5915 5830 5750 5690 5625 5550 5430 5210 4925
600° 650° 700° 750° 800° 850°* 875°* 900°** 925°** 950°**
4620 4300 4025 3745 3470 3190 3055 2915 2775 2640
975°** 1000°** 1025°** 1050°** 1075°** 1100°** 1125°** 1150°** 1175°** 1200°**
2500 2230 1945 1655 1430 1200 1030 855 715 570
*Product used within the jurisdiction of Section 1, Power Boilers of the ASME Boiler and Pressure Vessel Code is subject to the same maximum temperature limitations placed upon the material in Table P7, 1952 edition thereof.

**Product used within the jurisdiction of Section 1, Power Piping of the ASME Code for Pressure Piping B 31.1 is subject to the same maximum temperature limitations placed upon piping of the same general composition in Table 2a of ASME B 31.1, 1963.

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