
Cast Steel Gate Valve
Cast steel gate valves have an outside screw and yoke (OS & Y), as well as a rising stem. Relia is a cast steel gate valve manufacturer with CE Certification.
Cast steel gate valves offer dependable service for refineries, chemical plants, petrochemical plants, and oil industry processes. They are available in a wide variety of body and trim materials.
Cast steel gate valves are designed to API 600 or DIN standards, with flexible disc or solid disc upon request.
Hardfaced 13Cr, Stellite, SS 316, Monel, or CoCr alloy flexible wedge disc with low center stem-wedge contact. The wedge is smoothed and polished until it looks like a mirror, and it is tightly guided so it doesn't drag and damage the seat.
- Size
- 2" - 48"
- Pressure Rating
- Class 150 -2500
- End Connections
- Flanged, Welded
Design Features:
Stem with outside screw and yoke (OS&Y)
Bolted bonnet
Non-rotating rising stem
Non-rising handwheel
All seat rings are seal welded as standard.
The flexible wedge disc is ground and lapped to a mirror finish and tightly guided to prevent dragging and seat damage.
Options:
Pressure seal bonnet
Non-rising stem gate valve
By-pass
Locking device
Body Material:
Carbon steel, low temperature carbon steel, alloy steel, stainless steel, Al bronze,
Trim Material:
API 600 trim, trim No. 1, 10, 5, 8, 12, etc.
Operation:
Handwheel, bevel gear or motor gate valves
Standard Specifications
Design | API 600/ASME B16.34 | Face to face | ANSI B16.10 |
End flange | ASME B16.5/16.47 | BW Ends | ASME B16.25 |
Test | API 598 | Material | Nace Mr-0175 |
Class 150 Gate Valve Drawing




Typical Material
Item | Part Name | Material | Item | Part Name | Material |
1 | Body | A216 WCB | 14 | Gland Flange | A216 WCB |
2 | Seat Ring | A105+STL | 15 | Nut | A194 2H |
3 | Disc | A216 WCB+13Cr | 16 | Grease Nipple | Carbon Steel |
4 | Stem | A182 F6a | 17 | Stem Nut | A439 GR. D-2 |
5 | Gasket | SS 304+Graphite | 18 | Retaining Nut | Carbon Steel |
6 | Bonnet | A216 WCB | 19 | Handwheel | Ductile Iron |
7 | Nut | A194 2H | 20 | Nut | Carbon Steel |
8 | Bolt | A193 B7 | 21 | Screw | Carbon Steel |
9 | Bushing | A276 410 | 22 | Yoke | A216 WCB |
10 | Packing | SS304+Graphite | 23 | Nut | A194 2H |
11 | Pin | Carbon Steel | 24 | Bolt | A193 B7 |
12 | Bolt | A307 GR.B | 25 | Bearing | Steel |
13 | Gland | A276 410 |
Class 150 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" | 14" | 16" | 18" | 20" | 24" | 26" | 28" | 30" | 32" | 36" | 40" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 650 | 700 | 750 | 800 | 900 | 1000 | |
End to End Dimensions | L | 178 | 191 | 203 | 229 | 267 | 292 | 330 | 356 | 381 | 406 | 432 | 457 | 508 | 559 | 610 | 610 | 660 | 711 | 762 |
L1 | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 572 | 610 | 660 | 711 | 813 | 864 | 914 | 914 | 965 | 1016 | 1067 | |
L2 | 191 | 203 | 216 | 241 | 279 | 305 | 343 | 368 | 394 | 419 | 445 | 470 | 521 | / | / | / | / | / | / | |
Height | H | 389 | 439 | 500 | 595 | 777 | 975 | 1160 | 1390 | 1555 | 1811 | 2103 | 2300 | 2609 | 2780 | 3327 | 3606 | 3708 | 3924 | 4280 |
Handwheel | W | 200 | 200 | 250 | 250 | 350 | 400 | 450 | 560 | 600 | 640 | 680 | 760 | 610 | 610 | 610 | 610 | 610 | 610 | 610 |
Weight, Kg | RF | 17 | 23 | 29 | 47 | 80 | 129 | 192 | 287 | 410 | 571 | 720 | 1170 | 1466 | 1699 | 1931 | 2380 | 2490 | 3600 | 458 |
Class 300 Gate Valve Drawing




Typical Material
Item | Part Name | Material | Item | Part Name | Material |
1 | Body | A216 WCB | 14 | Gland Flange | A216 WCB |
2 | Seat Ring | A105+STL | 15 | Nut | A194 2H |
3 | Disc | A216 WCB+13Cr | 16 | Grease Nipple | Carbon Steel |
4 | Stem | A182 F6a | 17 | Stem Nut | A439 GR. D-2 |
5 | Gasket | SS 304+Graphite | 18 | Retaining Nut | Carbon Steel |
6 | Bonnet | A216 WCB | 19 | Handwheel | Ductile Iron |
7 | Nut | A194 2H | 20 | Nut | Carbon Steel |
8 | Bolt | A193 B7 | 21 | Screw | Carbon Steel |
9 | Bushing | A276 410 | 22 | Yoke | A216 WCB |
10 | Packing | SS304+Graphite | 23 | Nut | A194 2H |
11 | Pin | Carbon Steel | 24 | Bolt | A193 B7 |
12 | Bolt | A307 GR.B | 25 | Bearing | Steel |
13 | Gland | A276 410 | 26 | Lantern Ring | A276 410 |
Class 300 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" | 14" | 16" | 18" | 20" | 24" | 26" | 28" | 30" | 32" | 36" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 650 | 700 | 750 | 800 | 900 | |
End to End Dimensions | L | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 762 | 838 | 914 | 991 | 1143 | 1245 | 1346 | 1397 | 1524 | 1727 |
L1 | 216 | 241 | 283 | 305 | 403 | 419 | 457 | 502 | 762 | 838 | 914 | 991 | 1143 | 1245 | 1346 | 1397 | 1524 | 1727 | |
L2 | 232 | 257 | 298 | 321 | 419 | 435 | 473 | 517 | 778 | 854 | 930 | 1010 | 1165 | 1270 | 1372 | 1422 | 1552 | 1756 | |
Height | H | 430 | 505 | 530 | 630 | 800 | 1008 | 1240 | 1470 | 1645 | 1841 | 1959 | 2194 | 2598 | 2800 | 3100 | 3320 | 3560 | 3910 |
Handwheel | W | 200 | 250 | 250 | 250 | 350 | 400 | 450 | 500 | 600 | 600 | 610 | 610 | 610 | 610 | 610 | 810 | 810 | 810 |
Weight, Kg | RF | 30 | 45 | 57 | 88 | 147 | 219 | 368 | 522 | 694 | 1080 | 1235 | 1655 | 2320 | 3100 | 3893 | 4930 | 5230 | 6885 |
Class 600 Gate Valve Drawing




Typical Material
Item | Part Name | Material | Item | Part Name | Material |
1 | Body | A216 WCB | 14 | Gland Flange | A216 WCB |
2 | Seat Ring | A105+STL | 15 | Nut | A194 2H |
3 | Disc | A216 WCB+13Cr | 16 | Grease Nipple | Carbon Steel |
4 | Stem | A182 F6a | 17 | Stem Nut | A439 GR. D-2 |
5 | Gasket | SS 304+Graphite | 18 | Retaining Nut | Carbon Steel |
6 | Bonnet | A216 WCB | 19 | Handwheel | Ductile Iron |
7 | Nut | A194 2H | 20 | Nut | Carbon Steel |
8 | Bolt | A193 B7 | 21 | Screw | Carbon Steel |
9 | Bushing | A276 410 | 22 | Yoke | A216 WCB |
10 | Packing | SS304+Graphite | 23 | Nut | A194 2H |
11 | Pin | Carbon Steel | 24 | Bolt | A193 B7 |
12 | Bolt | A307 GR.B | 25 | Bearing | Steel |
13 | Gland | A276 410 | 26 | Lantern Ring | A276 410 |
Class 600 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" | 14" | 16" | 18" | 20" | 24" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | |
End to End Dimensions | L | 292 | 330 | 356 | 432 | 559 | 660 | 787 | 838 | 889 | 991 | 1092 | 1194 | 1397 |
L1 | 292 | 330 | 356 | 432 | 559 | 660 | 787 | 838 | 889 | 991 | 1092 | 1194 | 1397 | |
L2 | 295 | 333 | 359 | 435 | 562 | 663 | 790 | 841 | 892 | 994 | 1095 | 1200 | 1407 | |
Height | H | 455 | 588 | 550 | 690 | 910 | 1065 | 1257 | 1468 | 1623 | 1816 | 2260 | 2705 | 2810 |
Handwheel | W | 250 | 250 | 250 | 350 | 450 | 500 | 640 | 680 | 610 | 610 | 610 | 610 | 610 |
Weight, Kg | RF | 45 | 55 | 76 | 127 | 277 | 485 | 754 | 936 | 1316 | 1672 | 2070 | 2405 | 4550 |
Class 900, 1500, 2500 Gate Valve Drawing




Typical Material
Item | Part Name | Material | Item | Part Name | Material |
1 | Body | A216 WCB | 14 | Gland Flange | A216 WCB |
2 | Seat Ring | A105+STL | 15 | Nut | A194 2H |
3 | Disc | A216 WCB+13Cr | 16 | Grease Nipple | Carbon Steel |
4 | Stem | A182 F6a | 17 | Stem Nut | A439 GR. D-2 |
5 | Gasket | SS 304+Graphite | 18 | Retaining Nut | Carbon Steel |
6 | Bonnet | A216 WCB | 19 | Handwheel | Ductile Iron |
7 | Nut | A194 2H | 20 | Nut | Carbon Steel |
8 | Bolt | A193 B7 | 21 | Screw | Carbon Steel |
9 | Bushing | A276 410 | 22 | Yoke | A216 WCB |
10 | Packing | SS304+Graphite | 23 | Nut | A194 2H |
11 | Pin | Carbon Steel | 24 | Bolt | A193 B7 |
12 | Bolt | A307 GR.B | 25 | Bearing | Steel |
13 | Gland | A276 410 | 26 | Lantern Ring | A276 410 |
Class 900 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | |
End to End Dimensions | L | 368 | 419 | 381 | 457 | 610 | 737 | 838 | 965 |
L1 | 368 | 419 | 381 | 457 | 610 | 737 | 838 | 965 | |
L2 | 371 | 422 | 384 | 460 | 613 | 740 | 841 | 968 | |
Height | H | 620 | 705 | 737 | 825 | 1065 | 1219 | 1345 | 1840 |
Handwheel | W | 300 | 350 | 350 | 400 | 500 | 600 | 610 | 610 |
Weight, Kg | RF | 95 | 108 | 125 | 194 | 378 | 635 | 900 | 1550 |
Class 1500 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | |
End to End Dimensions | L | 368 | 419 | 470 | 546 | 705 | 832 | 991 | 1130 |
L1 | 368 | 419 | 470 | 546 | 705 | 832 | 991 | 1130 | |
L2 | 371 | 422 | 473 | 549 | 711 | 842 | 1000 | 1146 | |
Height | H | 695 | 705 | 770 | 872 | 1092 | 1400 | 1600 | 1840 |
Handwheel | W | 350 | 400 | 400 | 500 | 600 | 610 | 610 | 610 |
Weight, Kg | RF | 95 | 128 | 181 | 275 | 627 | 1000 | 2200 | 3300 |
Class 2500 Gate Valve Dimensions & Weight
Size | Inch | 2" | 2.5" | 3" | 4" | 6" | 8" | 10" | 12" |
DN | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | |
End to End Dimensions | L | 451 | 508 | 578 | 673 | 914 | 1022 | 1270 | 1422 |
L1 | 451 | 508 | 578 | 673 | 914 | 1022 | 1270 | 1422 | |
L2 | 454 | 514 | 584 | 683 | 927 | 1038 | 1292 | 1445 | |
Height | H | 700 | 750 | 887 | 1079 | 1450 | 1610 | 2076 | 2281 |
Handwheel | W | 350 | 400 | 400 | 500 | 600 | 610 | 610 | 610 |
Weight, Kg | RF | 135 | 210 | 271 | 506 | 1600 | 2450 | 4570 | 7150 |