Data Sheet

Bulletin 71.4:SR8
14
Table 7. Steam Capacities (continued)
SPRING RANGE,
PSIG (bar)
SET
PRESSURE,
PSIG (bar)
CAPACITIES IN POUNDS PER HOUR (kg/h) SATURATED STEAM AT % BUILD-UP
Elastomer Diaphragm Metal Diaphragm
NPS 1-1/2 (DN 40) NPS 1-1/2 (DN 40)
10% 20% 30% 40% 10% 20% 30% 40%
2 to 8
(0,14 to 0,55)
2 (0,14)
30 (14) 40 (18) 46 (21) 56 (25)
Not Available5 (0,34) 36 (16) 66 (30) 120 (54) 170 (77)
8 (0,55) 42 (19) 91 (41) 200 (91) 290 (132)
5 to 25
(0,34 to 1,7)
5 (0,34) 32 (15) 40 (18) 64 (29) 76 (35) 32 (15) 36 (16) 45 (20) 53 (24)
15 (1,0) 72 (33) 170 (77) 310 (141) 360 (163) 51 (23) 68 (31) 102 (46) 140 (64)
25 (1,7) 110 (50) 300 (136) 560 (254) 650 (295) 71 (32) 100 (45) 160 (73) 220 (100)
15 to 70
(1,0 to 4,8)
15 (1,0) 73 (33) 120 (54) 180 (82) 260 (118) 53 (24) 66 (30) 92 (42) 120 (54)
30 (2,1) 290 (132) 460 (209) 520 (236) 620 (281) 100 (45) 160 (73) 250 (114) 340 (154)
45 (3,1) 500 (227) 800 (363) 870 (395) 970 (440) 140 (64) 260 (118) 400 (182) 550 (250)
50 (3,4) 570 (259) 910 (413) 990 (449) 1090 (495) 160 (73) 290 (132) 450 (204) 620 (281)
60 (4,1) 720 (327) 1140 (518) 1220 (554) 1330 (604) 190 (86) 360 (163) 550 (250) 760 (345)
70 (4,8) 860 (390) 1350 (613) 1440 (654) 1540 (699) 220 (100) 430 (195) 660 (300) 910 (413)
25 to 90
(1,7 to 6,2)
35 (2,4) 123 (56) 220 (100) 330 (150) 450 (204) 71 (32) 100 (45) 130 (59) 180 (82)
50 (3,4) 310 (141) 610 (277) 740 (336) 870 (395) 130 (59) 210 (95) 310 (141) 430 (195)
75 (5,2) 630 (286) 1240 (563) 1430 (649) 1560 (708) 220 (100) 400 (182) 610 (277) 850 (386)
90 (6,2) 820 (372) 1630 (740) 1800 (817) 1920 (872) 280 (127) 520 (236) 780 (354) 1100 (499)
35 to 100
(2,4 to 6,9)
35 (2,4) 190 (86) 280 (127) 420 (191) 640 (291) 97 (44) 140 (64) 190 (86) 260 (118)
50 (3,4) 360 (163) 600 (272) 790 (359) 990 (449) 140 (64) 230 (104) 360 (163) 500 (227)
75 (5,2) 640 (291) 1130 (513) 1400 (636) 1580 (717) 220 (100) 380 (173) 630 (286) 910 (413)
100 (6,9) 910 (413) 1660 (754) 1980 (899) 2110 (958) 290 (132) 530 (241) 900 (409) 1310 (595)
75 to 125
(5,2 to 8,6)
75 (5,2) 710 (322) 1250 (568) 1480 (672) 1580 (717) 440 (200) 680 (309) 870 (395) 960 (436)
100 (6,9) 950 (431) 1770 (804) 1950 (885) 2020 (917) 610 (277) 860 (390) 1220 (554) 1530 (695)
125 (8,6) 1420 (645) 2210 (1003) 2400 (1090) 760 (345) 1140 (518) 1630 (740)
Shaded areas indicate conditions where maximum differential pressure for the spring range is exceeded.
SPRING RANGE,
PSIG (bar)
SET
PRESSURE,
PSIG (bar)
CAPACITIES IN POUNDS PER HOUR (kg/h) SATURATED STEAM AT % BUILD-UP
Elastomer Diaphragm Metal Diaphragm
NPS 2 (DN 50) NPS 2 (DN 50)
10% 20% 30% 40% 10% 20% 30% 40%
10 to 25
(0,69 to 1,7)
10 (0,69) 280 (127) 400 (182) 640 (291) 860 (390) 210 (95) 300 (136) 390 (177) 490 (222)
15 (1,0) 500 (227) 950 (431) 1190 (540) 1240 (563) 330 (150) 440 (200) 570 (259) 720 (327)
25 (1,7) 970 (440) 1560 (708) 1650 (749) 1740 (790) 460 (209) 660 (300) 910 (413) 1140 (518)
15 to 50
(1,0 to 3,4)
15 (1,0) 440 (200) 660 (300) 950 (431) 1190 (540) 250 (114) 370 (168) 460 (209) 510 (232)
25 (1,7) 690 (313) 1240 (563) 1590 (722) 1730 (785) 410 (186) 590 (268) 820 (372) 1030 (468)
50 (3,4) 1800 (817) 2500 (1135) 2780 (1262) 2940 (1335) 780 (354) 1340 (608) 1880 (854) 2380 (1081)
25 to 60
(1,7 to 4,1)
25 (1,7) 630 (286) 1130 (513) 1640 (745) 1740 (790) 410 (186) 590 (268) 830 (377) 1060 (481)
50 (3,4) 1470 (667) 2600 (1180) 2800 (1271) 2970 (1348) 750 (341) 1250 (568) 1790 (813) 2290 (1040)
60 (4,1) 2490 (1130) 3680 (1671) 3940 (1789) 1230 (558) 2160 (981) 3030 (1376)
Shaded areas indicate conditions where maximum differential pressure for the spring range is exceeded.
SPRING
RANGE,
PSIG (bar)
SET
PRESSURE,
PSIG (bar)
CAPACITIES IN POUNDS PER HOUR (kg/h) SATURATED STEAM AT % BUILD-UP
Elastomer Diaphragm Metal Diaphragm
NPS 3 (DN 80) NPS 3 (DN 80)
10% 20% 30% 40% 10% 20% 30% 40%
10 to 25
(0,69 to 1,7)
10 (0,69) 400 (182) 560 (254) 820 (372) 1000 (454) 270 (123) 470 (213) 630 (286) 770 (350)
15 (1,0) 510 (232) 860 (390) 1190 (540) 1540 (699) 440 (200) 680 (309) 890 (404) 1080 (490)
25 (1,7) 930 (422) 1570 (713) 2210 (1003) 2410 (1094) 660 (300) 1040 (472) 1370 (622) 1700 (772)
15 to 50
(1,0 to 3,4)
15 (1,0) 390 (177) 620 (281) 940 (427) 1260 (572) 420 (191) 640 (291) 840 (381) 1020 (463)
25 (1,7) 630 (286) 1280 (581) 1950 (885) 2410 (1094) 550 (250) 980 (445) 1270 (577) 1620 (735)
50 (3,4) 1080 (490) 2410 (1094) 3800 (1725) 4100 (1861) 1240 (563) 2140 (972) 2800 (1271) 3430 (1557)
25 to 60
(1,7 to 4,1)
25 (1,7) 590 (268) 1130 (513) 1660 (754) 2190 (994) 550 (250) 930 (422) 1280 (581) 1580 (717)
50 (3,4) 1150 (522) 2390 (1085) 3710 (1684) 4100 (1861) 1150 (522) 1950 (885) 2660 (1208) 3270 (1485)
60 (4,1) 2950 (1339) 4520 (2052) 5460 (2479) 1840 (835) 3050 (1385) 4090 (1857)
Shaded areas indicate conditions where maximum differential pressure for the spring range is exceeded.
Table 7. Steam Capacities (continued)
Table 7. Steam Capacities (continued)