Design, Butt Weld Ends

74
Pressure/Temperature Ratings
Imperial 150 Class (ASME B16.34 1996)
ASTM Body Material
Prod. Page
No. No.
Cast
E
B21 J
L
A216
WCB
A217
WC6
A217
WC9
75
ASTM Body Material
Prod. Page
No. No.
Cast
E
B21 J
L
A216
WCB
A217
WC6
A217
WC9
75
ASME Code
B16.34
Metric 150 Class (ASME B16.34 1996)
ASTM Body Material
Prod. Page
No. No.
Cast
E
B43 J
L
A216
WCB
A217
WC6
A217
WC9
76
Note ‘a’ – Permissible but not recommended for prolonged usage above 800˚F (425˚C).
Pressure in lbf/sq. in. at Temp. ˚F (for intermediate ratings use linear interpolation)
-20˚
to 200 300 400 500 600 650 700 750 800 850 900 950 975 1000 1025 1050 1075
100˚ note ‘a’
Std. 285 260 230 200 170 140 125 110 95 80 65 – – – – – – –
Spec. 290 290 290 290 290 275 270 265 240 200 130 – – – – – – –
Std. 290 260 230 200 170 140 125 110 95 80 65 50 35 28 20 20 20 20
Spec. 290 290 290 290 290 290 290 280 280 275 260 225 155 130 105 88 70 58
Std. 290 260 230 200 170 140 125 110 95 80 65 50 35 28 20 20 20 20
Spec. 290 290 285 280 275 275 275 275 265 260 245 230 180 153 125 105 85 70
ASME Code
B16.34
Imperial 400 Class (ASME B16.34 1996)
ASTM Body Material
Prod. Page
No. No.
Cast
E
B43 J
L
A216
WCB
A217
WC6
A217
WC9
76
Pressure in Bar at Temp. ˚C (for intermediate ratings use linear interpolation)
-30˚
to 50 100 150 200 250 300 350 375 400 425 450 475 500 525 550 575 600
38˚ note ‘a’
Std. 19.6 19.3 17.7 15.8 14.0 12.1 10.2 8.4 7.4 6.5 5.6 4.6 – – – – – –
Spec. 20.0 20.0 20.0 20.0 20.0 20.0 19.3 18.5 18.0 16.4 14.0 9.7 – – – – – –
Std. 20.0 19.5 17.7 15.8 14.0 12.1 10.2 8.4 7.4 6.5 5.6 4.6 3.7 2.8 1.9 1.4 1.4 1.4
Spec. 20.0 20.0 20.0 20.0 20.0 20.0 20.0 19.8 19.3 19.3 19.0 18.1 16.1 12.4 8.8 6.2 4.2 2.9
Std. 20.0 19.5 17.7 15.8 14.0 12.1 10.2 8.4 7.4 6.5 5.6 4.6 3.7 2.8 1.9 1.4 1.4 1.4
Spec. 20.0 20.0 20.0 19.6 19.3 19.0 19.0 19.0 18.9 18.3 17.9 17.1 16.1 13.7 10.4 7.4 5.2 3.5
ASME Code
B16.34
Metric 400 Class (ASME B16.34 1996)
ASTM Body Material
Prod. Page
No. No.
Cast
E
B51 J
L
A216
WCB
A217
WC6
A217
WC9
77
Pressure in lbf/sq. in. at Temp. ˚F (for intermediate ratings use linear interpolation)
-20˚
to 200 300 400 500 600 650 700 750 800 850 900 950 975 1000 1025 1050 1075
100˚ note ‘a’
Std. 990 900 875 845 800 730 715 710 670 550 355 – – – – – – –
Spec. 1000 1000 1000 1000 1000 950 935 925 840 685 445 – – – – – – –
Std. 1000 1000 965 925 885 805 785 755 710 675 650 600 425 358 290 240 190 160
Spec. 1000 1000 1000 1000 1000 1000 1000 980 970 960 905 785 530 445 360 300 240 200
Std. 1000 1000 970 940 885 805 785 755 710 675 650 600 505 425 345 290 235 190
Spec. 1000 1000 990 965 960 960 955 955 920 895 855 800 630 533 435 363 290 238
ASME Code
B16.34
Imperial 600 Class (ASME B16.34 1996)
Pressure in Bar at Temp. ˚C (for intermediate ratings use linear interpolation)
-30˚
to 50 100 150 200 250 300 350 375 400 425 450 475 500 525 550 575 600
38˚ note ‘a’
Std. 68.2 66.9 61.8 60.3 58.4 55.7 51.7 49.2 48.6 45.9 38.4 26.6 – – – – – –
Spec. 68.9 68.9 68.9 68.9 68.9 68.9 66.5 64.3 63.0 57.5 47.9 33.3 – – – – – –
Std. 68.9 68.9 68.7 66.5 64 61.5 57 53.6 51.6 48.9 46.7 45.1 42.3 33.6 24.3 17 11.7 8.1
Spec. 68.9 68.9 68.9 68.9 68.9 68.9 68.9 68.6 67.5 66.9 66.2 63 56.3 42.9 30.2 21.2 14.7 10.1
Std. 68.9 68.9 68.7 66.8 65 61.7 57 53.6 51.6 48.9 46.7 45.1 42.3 37.2 28.9 20.4 14.1 9.1
Spec. 68.9 68.9 68.9 68.2 66.7 66.3 66.2 65.8 65.5 63.4 61.8 59.4 56.1 47.7 36.2 25.6 17.5 11.6
ASME Code
B16.34
Metric 600 Class (ASME B16.34 1996)
ASTM Body Material
Prod. Page
No. No.
Cast
E
B51 J
L
A216
WCB
A217
WC6
A217
WC9
77
Pressure in lbf/sq. in. at Temp. ˚F (for intermediate ratings use linear interpolation)
-20˚
to 200 300 400 500 600 650 700 750 800 850 900 950 975 1000 1025 1050 1075
100˚ note ‘a’
Std. 1480 1350 1315 1270 1200 1095 1075 1065 1010 825 535 – – – – – – –
Spec. 1500 1500 1500 1500 1500 1425 1400 1390 1260 1030 670 – – – – – – –
Std. 1500 1500 1445 1385 1330 1210 1175 1135 1065 1015 975 900 640 535 430 360 290 240
Spec. 1500 1500 1500 1500 1500 1500 1500 1465 1460 1440 1355 1175 795 668 540 450 360 300
Std. 1500 1500 1455 1410 1330 1210 1175 1135 1065 1015 975 900 755 638 520 435 350 285
Spec. 1500 1500 1485 1450 1440 1440 1430 1425 1380 1345 1285 1200 945 798 650 543 435 355
ASME Code
B16.34
Pressure in Bar at Temp. ˚C (for intermediate ratings use linear interpolation)
-30˚
to 50 100 150 200 250 300 350 375 400 425 450 475 500 525 550 575 600
38˚ note ‘a’
Std. 102.0 100.1 92.8 90.6 87.8 83.6 77.5 74.0 72.9 69.1 57.6 40.1 – – – – – –
Spec. 103.4 103.4 103.4 103.4 103.4 103.4 99.7 96.4 94.6 86.2 72.0 50.2 – – – – – –
Std. 103.4 103.4 103.0 99.5 95.8 92.4 85.7 80.4 77.6 73.3 70.2 67.7 63.4 50.6 36.3 25.4 17.7 12.0
Spec. 103.4 103.4 103.4 103.4 103.4 103.4 103.4 102.8 101.0 100.6 99.4 94.4 84.2 64.2 45.3 31.8 22.0 15.1
Std. 103.4 103.4 103.0 100.3 97.5 92.7 85.7 80.4 77.6 73.3 70.2 67.7 63.4 55.7 43.3 30.7 21.1 13.8
Spec. 103.4 103.4 103.3 102.3 100.2 99.4 99.3 98.5 97.8 95.1 92.9 89.3 84.3 71.5 54.2 38.3 26.2 17.2