ASME B16.34 - Group 3.16, Pres-Temp Rating

ASME B16.34 - Materials in Group 3.16 - Nickel and Nickel Alloy [1] Use solution annealed material only. [2] For forgings, the chemical composition, mechanical properties, heat treating requirements, and grain size requirements shall conform to the applicable ASTM specification. The manufacturing procedures, tolerances, tests, certification, and markings shall be in accordance with ASTM B564.
Material Group No.	Material Nominal Designation	Forging	Casting	Plate	Bar	Tubular
3.16	35NI-19CR-1 1/4SI	B511 Gr. N08330 [1] [2]	-	B536 Gr. N08330 [1]	B511 Gr. N08330 [1] [2]	B535 Gr. N08330 [1]

ASME B16.34 - Material Group 3.16 - Standard Class, Pressure-Temperature Rating Ratings are maximum allowable working gage pressure (psig) at the temperature listed. [1] Use with buttweld valves only. Flanged end rating stop at 1000°F.
Temp. °F	150	300	400	600	900	1500	2500
-20 to 100	275	720	960	1440	2160	3600	6000
200	245	635	850	1270	1910	3180	5300
300	225	590	785	1175	1765	2940	4900
400	200	550	735	1105	1655	2760	4600
500	170	525	700	1050	1575	2630	4380
600	140	500	670	1005	1505	2510	4180
650	125	490	655	980	1470	2450	4080
700	110	480	645	965	1445	2410	4020
750	95	470	625	940	1410	2350	3920
800	80	465	620	925	1390	2315	3860
850	65	455	605	905	1360	2270	3780
900	50	445	590	885	1330	2215	3690
950	35	385	515	775	1160	1930	3220
1000	20	365	485	725	1090	1820	3030
1050	20 [1]	310	410	615	925	1545	2570
1100	20 [1]	240	320	480	720	1205	2005
1150	20 [1]	185	245	370	555	925	1545
1200	20 [1]	145	195	290	435	725	1210
1250	20 [1]	115	155	235	350	585	975
1300	20 [1]	95	130	190	285	480	795
1350	20 [1]	75	100	150	220	370	615
1400	20 [1]	55	75	110	165	280	465
1450	20 [1]	45	60	95	140	230	385
1500	15 [1]	35	45	70	100	170	285

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