IV - About Us

Pressure-Temperature Ratings

MATERIALS: A105, A216WCB,A350-LF2

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538	285 260 230 200 170 140 125 110 95 80 65 50 35 20	740 675 655 635 600 550 535 535 505 410 270 170 105 50	990 900 875 845 800 730 715 710 670 550 355 230 140 70	1480 1350 1315 1270 1200 1095 1075 1065 1010 825 535 345 205 105	2220 2025 1970 1900 1795 1640 1610 1600 1510 1235 805 515 310 155	3705 3375 3280 3170 2995 2735 2685 2665 2520 2060 1340 860 515 260	6170 5625 5470 5280 4990 4560 4475 4440 4200 3430 2230 1430 860 430
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		450 315	1125 815	1500 1090	2225 1630	3350 2445	5575 4080	9275 6790

MATERIALS: A216WCC, A350-LF3, A352-LC2, A352-LC3

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE		TEMPERATURE
IN F°	IN C°	TEMPERATURE
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538	290 260 230 200 170 140 125 110 95 80 65 50 35 20	750 750 730 705 665 605 590 570 505 410 270 170 105 50	1000 1000 970 940 885 805 785 755 670 550 355 230 140 70	1500 1500 1455 1410 1330 1210 1175 1135 1010 825 535 345 205 105	2250 2250 2185 2115 1995 1815 1765 1705 1510 1235 805 515 310 155	3750 3750 3640 3530 3325 3025 2940 2840 2520 2060 1340 860 515 260	6250 6250 6070 5880 5540 5040 4905 4730 4200 3430 2230 1430 860 430
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		450 320	1125 825	1500 1100	2250 1650	3375 2475	5625 4125	9375 6875

MATERIALS: A217-WC6, A182-F12, A182-F11

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE IN F		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649	290 260 230 200 170 140 125 110 95 80 65 50 35 20 20 20 20 15	750 710 675 660 640 605 590 570 530 510 485 450 380 225 140 95 50 35	1000 950 895 880 855 805 785 755 710 675 650 600 505 300 185 130 70 45	1500 1425 1345 1315 1285 1210 1175 1135 1065 1015 975 900 755 445 275 190 105 70	2250 2135 2020 1975 1925 1815 1765 1705 1595 1525 1460 1350 1130 670 410 290 155 105	3750 3560 3365 3290 3210 3025 2940 2840 2660 2540 2435 2245 1885 1115 685 480 260 170	6250 5930 5605 5485 5350 5040 4905 4730 4430 4230 4060 3745 3145 1860 1145 800 430 285
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		450 320	1125 825	1500 1100	2250 1650	3375 2475	5625 4125	9375 6875

MATERIALS: A217-WC9, A182-F22

VALVE CLASS			150	300	400	600	900	1500	2500
TEMPERATURE IN F			Working Pressures In PSI
IN F°		IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649		290 260 230 200 170 140 125 110 95 80 65 50 35 20 20 20 20 20	750 715 675 650 640 605 590 570 530 510 485 450 380 270 200 115 105 55	1000 955 905 865 855 805 785 755 710 675 650 600 505 355 265 150 140 75	1500 1430 1355 1295 1280 1210 1175 1135 1065 1015 975 900 755 535 400 225 205 110	2250 2150 2030 1945 1920 1815 1765 1705 1595 1525 1460 1350 1130 805 595 340 310 165	3750 3580 3385 3240 3200 3025 2940 2840 2660 2540 2435 2245 1885 1340 995 565 515 275	6250 5965 5640 5400 5330 5040 4905 4730 4430 4230 4060 3745 3145 2230 1660 945 860 460
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT			450 320	1125 825	1500 1100	2250 1650	3375 2475	5625 4125	9375 6875

MATERIALS: A217-C5, A182-F5a

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE IN F		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649	290 260 230 200 170 140 125 110 95 80 65 50 35 20 20 20 20 20	750 750 730 705 665 605 590 570 530 500 440 355 260 190 140 105 70 45	1000 1000 970 940 885 805 785 755 710 665 585 470 350 255 190 140 90 60	1500 1500 1455 1410 1330 1210 1175 1135 1065 995 880 705 520 385 280 205 140 90	2250 2250 2185 2115 1995 1815 1765 1705 1595 1490 1315 1060 780 575 420 310 205 135	3750 3750 3640 3530 3325 3025 2940 2840 2660 2485 2195 1765 1305 960 705 515 345 225	6250 6250 6070 5880 5540 5040 4905 4730 4430 4145 3660 2945 2170 1600 1170 860 570 370
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		450 320	1125 825	1500 1100	2250 1650	3375 2475	5625 4125	9375 6875

MATERIALS: A350-LF1

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE IN F		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538	235 215 210 200 170 140 125 110 95 80 65 50 35 20	620 560 550 530 500 455 450 450 445 370 270 170 105 50	825 750 730 705 665 610 600 600 590 495 355 230 140 70	1235 1125 1095 1060 995 915 895 895 885 740 535 345 205 105	1850 1685 640 1585 1495 1370 1345 1345 1325 1110 805 515 310 155	3085 2810 2735 2645 2490 2285 2245 2245 2210 1850 1340 860 515 260	5145 4680 4560 4405 4150 3805 3740 3740 3685 3085 2230 1430 860 430
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		375 260	950 685	1250 910	1875 1360	2775 2035	4650 3395	7725 5660

MATERIALS: A351-CF8, A351-CF3, A182-F304

VALVE CLASS			150	300	400	600	900	1500	2500
TEMPERATURE IN F			Working Pressures In PSI
IN F°		IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649 677 705 732 760 789 816		275 235 205 180 170 140 125 110 95 80 65 50 35 20 20 20 20 20 20 20 20 20 15 10	720 600 530 470 435 415 410 405 400 395 390 385 375 325 310 260 195 155 110 85 60 50 35 25	960 800 705 630 585 555 545 540 530 525 520 510 500 430 410 345 260 205 145 110 85 65 45 30	1440 1200 1055 940 875 830 815 805 795 790 780 770 750 645 620 515 390 310 220 165 125 95 70 50	2160 1800 1585 1410 1310 1245 1225 1210 1195 1180 1165 1150 1125 965 925 770 585 465 330 245 185 145 105 70	3600 3000 2640 2350 2185 2075 2040 2015 1990 1970 1945 1920 1870 1610 1545 1285 980 770 550 410 310 240 170 120	6000 5000 4400 3920 3640 3460 3400 3360 3320 3280 3240 3200 3120 2685 2570 2145 1630 1285 915 685 515 400 285 200
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT			425 305	1100 795	1450 1060	2175 1585	3250 2380	5400 3960	9000 6600

MATERIALS: A351-CF8M, A351-CF3M, A182-F316

VALVE CLASS		150	300	400	600	900	1500	2500
TEMPERATURE IN F		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649 677 705 732 760 789 816	275 240 215 195 170 140 125 110 95 80 65 50 30 20 20 20 20 20 20 20 20 20 20 10	720 620 560 515 480 450 445 430 425 415 405 395 385 365 360 325 275 205 180 140 105 75 60 40	960 825 745 685 635 600 590 575 565 555 540 525 515 485 480 430 365 275 245 185 140 100 80 55	1440 1240 1120 1030 955 905 890 865 845 830 810 790 775 725 720 645 550 410 365 275 205 150 115 85	2160 1660 1680 1540 1435 1355 1330 1295 1270 1245 1215 1180 1160 1090 1080 965 825 620 545 410 310 225 175 125	3600 3095 2795 2570 2390 2255 2220 2160 2110 2075 2030 1970 1930 1820 1800 1610 1370 1030 910 685 515 380 290 205	6000 5160 4660 4280 3980 3760 3700 3600 3520 3460 3320 3280 3220 3030 3000 2685 2285 1715 1515 1145 860 630 485 345
HYDROSTATIC TEST PRESSURES IN POUNDS PER SQUARE INCH GAGE (psig)
SHELL SEAT		425 305	1100 795	1450 1060	2175 1585	3250 2380	5400 3960	9000 6600

MATERIALS: F91

VALVE CLASS		150	300	600	800	1500	2500	4500
TEMPERATURE IN F		Working Pressures In PSI
IN F°	IN C°	Working Pressures In PSI
-20 TO 100 200 300 400 500 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200	-29 TO 39 93 149 204 260 316 343 371 399 427 454 482 510 538 566 593 621 649	290 260 230 200 170 140 125 110 95 80 65 50 35 20 20 20 20 20	750 750 730 705 665 605 590 570 530 510 485 450 385 365 360 300 225 145	1500 1500 1455 1410 1330 1210 1175 1135 1065 1015 975 900 775 725 720 605 445 290	2750 2750 2670 2585 2435 2215 2155 2080 1950 1860 1785 1650 1415 1330 1320 1105 815 525	3750 3750 3640 3530 3325 3025 2940 2840 2660 2540 2435 2245 1930 1820 1800 1510 1115 720	6250 6250 6070 5880 5540 5040 4905 4730 4430 4230 4060 3745 3220 3030 3000 2515 1855 1200	11250 11250 10925 10585 9965 9070 8825 8515 7970 7610 7305 6740 5795 5450 5400 4525 3345 2160