Pressure - Temperature Service Ratings for F22 Forged Steel Socket Welding and Threaded Fittings

Service Temperature (°F)	Nominal Pressure Rating
	2000 LB.	3000 LB.	6000 LB.
100°	2000	3000	6000
150°	1970	2950	5915
200°	1940	2915	5830
250°	1915	2875	5750
300°	1895	2845	5690
350°	1875	2810	5625
400°	1850	2775	5550
450°	1810	2715	5430
500°	1735	2605	5210
550°	1640	2460	4925
600°	1540	2310	4620
650°	1430	2150	4300
700°	1340	2010	4025
750°	1245	1870	3745
800°	1155	1735	3470
850°	1060*	1595*	3190*
875°	1015*	1525*	3055*
900°	970*	1455*	2915**
925°	925*	1375*	2775**
950°	880**	1320**	2640**
975°	830*	1250**	2500**
1000°	740**	1115**	2230**
1025°	645**	970**	1945**
1050°	550**	825**	1655**
1075°	475**	715**	1430**
1100°	400**	600**	1200**
1125°	340**	515**	1030**
1150°	285**	425**	855**
1175°	235**	355**	715**
1200°	190**	285**	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.