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

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American Society of Mechanical Engineers (ASME)

standards

  • ASME B16.34 - Valves Flanged, Threaded and Welding End

 

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

ForgingCastingPlateBarTubular
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. °F15030040060090015002500
-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

Tags: ASME Standards