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Cast Steel Gate Valve

Cast Steel Gate Valve

Application:
The caststeel gate vavle is suitable for ANSI Class150~900, PN2.0~16.0Mpa, JIS10~20K pipeline with -29~425 °C (carbon Steel),-40~500°C (Stainless Steel), It's used for cutting off or connecting the medium. The gate valve ANSI is of various materials and is appropriate for water, steam, oil, nitric acid, acetic acid, strong oxidizing medium, and carbamide, etc. The cast steel gate valve includes mannual, bevel geared, electric ones.

Features:
1.With reliable sealing, excellent performance, the design and manufacture of products meet the requirements of foreign advanced standards.
2.The cast steel gate valve ANSI is compact with reasonable design and attractive appearance.
3.It is equipped with flexible wedge gate structure, the large-diameter set rolling, open and close easily.
4.There are complete ranges of valve body materials, the filling and gasket are offered according to the user's request for reasonable matching. They can be applied to all levels of pressure, temperature and medium conditions.
5.By adopting various domestic and overseas piping, flanges and flange sealing surface type, the case steel gate valve ANSI has met the various engineering needs and user requirements.

Applicable Specification:

Design and Manufacture Face to Face/ End to End Flange Dimension Butt Welding Dimension Pressure Temperature  Lating Inspection and Test
API 600 ANSI B16.10 ANSI B16.5 ANSI B16.25 ANSI B16.34 API 598
API 6D API 6D ANSI B16.5 ANSI B16.25 ANSI B16.34 API 6D

Pressure Test

NominalPressure PN(Lb) Shell Test WaterSeal Test Air SealTest
Mpa Lbf/in2 MPa Lbf/in2 MPa Lbf/in2
150 3.0 430 2.2 315 0.4-0.7 60-100
300 7.7 1110 5.7 815
600 15.3 2220 11.3 630
900 23.0 3330 17 2445

Main Part Materials and Property

Body Cover Disc Stem Sealing Face Sealing Shim Packing Working Temperature Suitable Medium
WCB 2Cr13 13Cr STL With Body Material Nylon Enhanced Flexible Graphite 1Cr13/Flexible Graphite SFB-2 08 Soft Steal F304 F316 F304L F316L Flexible Graphite Enhanced Flexible Graphite SFB/260 SFP/260 PTFE ≤425 Water Steam Petroleum Products
WC1 38CrMoAl 25Cr2MoV ≤425
WC6 ≤540
WC9 ≤570
C5 C12 ≤540
CF8 F304 ≤200 Nitric acid Acetic acid Carbamide
CF8M F316
CF3 F304L
CF3M F316L

Main Dimensions and Weight of 150 Lb

DN Dimensions(mm)of 150Lb(RF)  Weight(kg)
Mm in L D D1 D2 b n-φd H D0
15 1/2 108 89 60.5 35 11.2 4-16 169 100 5
20 3/4 117 98 69.9 43 12.7 4-16 192 100 6.1
25 1 127 108 79.2 51 14.2 4-16 230 120 9
32 11/4 140 117 89 63 16 4-16 246 120 12
40 11/2 165 127 98.6 73 17.5 4-16 283 150 17
50 2 178 152 120.7 92 19.0 4-19 323 150 23
65 21/2 190.5 178 139.7 105 22.4 4-19 347 180 45
80 3 230 190 152.4 127 24 4-19 383 200 50
100 4 229 229 190.5 157 24 8-19 457 200 63
125 5 254 254 216 186 24 8-22.5 632 250 89
150 6 267 279 241.5 216 25.4 8-22.5 635 250 108
200 8 292 343 298.5 270 28.4 8-22.5 762 280 171
250 10 330 406 362 324 30.2 12-25.4 892 300 263
300 12 356 483 431.8 381 32 12-25.4 1080 350 346
350 14 381 533 476.3 413 35 12-29 1295 350 488
400 16 406 597 539.8 470 36.6 16-29 1435 400 621
450 18 432 635 577.9 533 39.6 16-32 1626 400 814
500 20 457 398 635 584 43 20-32 1829 450 992
600 24 508 813 749.3 692 48.8 20-35 2175 500 1492
650 26 559 786 744.5 711 51.3 36-22.5 2235 550 1801
700 28 610 837 795.3 762 44.5 40-22.5 2310 600 1933
750 30 610 887 846 813 44.5 44-22.5 2695 600 2272
800 32 660 941 900 864 46 48-22.5 3708 -- --
900 36 711 1057 1009.7 927 52.3 40-25.4 3924 -- --
1000 40 812 1175 1120.6 1080 55.6 44-25.4 4318 -- --

Main Dimensions and Weight of 300Lb


DN
Dimensions(mm)of 300Lb(RF) Weight (kg)
Mm in L D D1 D2 b n-φd H D0
15 1/2 140 95 66.5 35 14.2 4-16 169 120 5.2
20 3/4 152 117 82.5 43 16 4-19 193 150 6.3
25 1 165 123 89 51 17.5 4-19 230 150 8.6
32 11/4 178 133 98.5 63 19 4-19 246 160 14.3
40 11/2 190 155 114.3 76 20.6 4-22.5 283 180 15.6
50 2 216 165 127 92 22.4 8-19 330 200 30
65 21/2 241 190 149.4 105 25.4 8-22.5 368 240 44
80 3 283 210 168.1 127 28.4 8-22.5 394 280 61
100 4 305 254 200.2 157 31.8 8-22.5 473 300 77
125 5 381 279 235 186 35 8-22.5 660 350 125
150 6 403 318 269.7 216 36.6 12-25.5 711 400 153
200 8 419 381 330.2 270 41.2 12-25.4 813 400 286
250 10 457 444 387.5 324 47.8 16-28.4 1003 450 412
300 12 502 521 450.8 381 50.8 16-32 1137 500 576
350 14 762 584 514.4 413 54 20-32 1489 600 886
400 16 838 648 571.5 470 57.2 20-35 1580 650 1175
450 18 914 711 628.7 533 60.4 24-35 1017 700 1301
500 20 991 775 685.8 584 63.5 24-35 2228 700 1672
600 24 1143 914 812.8 692 70 24-41 2650 750 2556
650 26 1245 867 803.1 736.6 90.0 32-35 3219 -- --
700 28 1346 921 857.3 787.4 90.0 36-35 3378 -- --
750 30 1397 991 902.8 844.6 93.7 36-38 3530 -- --

Main Dimensions and Weight 600Lb

DN Dimensions(mm)of 600Lb(RF) Weight(kg)
mm In L D D1 D2 b n-φd H D0
15 1/2 165 95 66.5 35 14.5 4-16 169 160 5.9
20 3/4 190 117 82.5 43 16 4-19 193 180 7.5
25 1 216 124 89 51 17.5 4-19 230 200 10.2
32 11/4 229 133 98.5 63 21 4-19 246 200 16.7
40 11/2 241 156 114.3 73 22.5 4-22 283 240 17.4
50 2 292 165 127 92 33 8-19 425 280 44
65 21/2 330 190 149.4 105 36 8-22 485 320 55
80 3 356 210 168.1 127 39 8-22 510 350 80
100 4 432 273 216 157 45 8-25 610 400 145
125 5 508 330 266 186 52 8-29 700 450 187
150 6 559 356 292.1 216 55 12-29 820 500 241
200 8 660 419 349.3 270 63 12-32 920 600 309
250 10 787 508 432 324 71 16-35 1080 650 522
300 12 838 559 489 381 74 20-35 1220 650 779
350 14 889 603 527 413 77 20-38 1473 700 1108
400 16 991 686 603 470 84 20-41 1651 800 1503
450 18 1092 743 654 533 90 20-45 1727 800 1939
500 20 1194 813 724 584 96 24-45 2019 800 2733
600 24 1397 940 838 692 109 24-51 2155 -- 4177

Application Specifications of Janpanese Standard Gate Valve

Design and Manufacture Face To Face  Flange Dimension Pressure Temperature Lating Inspection and Test
JIS B2073 B2083 JIS B2002 JIS B2212 B2214 JIS B2073 B2083 JIS B2003

Main Dimensions and Weight of 10K Grade

DN mm in L D D1 D2 b n-φd H D0 W(kg)
50 2 178 155 120 100 16 4-19 409 200 24
65 21/2 190 175 140 120 18 4-19 535 250 31
80 3 203 185 150 130 18 8-19 570 250 40
100 4 229 210 175 155 18 8-19 590 250 55
150 6 267 280 240 215 22 8-23 630 300 90
200 8 292 330 290 265 22 12-23 960 350 145
250 10 330 400 355 325 24 15-25 1158 400 230
300 12 356 450 400 370 24 16-25 1378 450 330
350 14 381 490 445 415 26 16-25 1543 500 460
400 16 406 560 510 475 28 16-27 1738 600 600
450 18 432 620 565 530 30 20-27 1959 600 980
500 20 457 675 620 585 30 20-27 2214 680 960
 Main Dimensions and Weight  of 20K Grade
50 2 216 155 120 100 18 8-19 480 200 32
65 21/2 241 175 140 120 20 8-19 510 250 39
80 3 283 200 160 135 22 8-23 580 280 55
100 4 305 225 185 160 24 8-23 700 350 80
150 6 403 305 260 230 28 12-25 940 400 160
200 8 419 350 305 275 30 12-25 1190 450 250
250 10 457 430 380 345 34 12-27 1390 500 370
300 12 502 480 430 395 35 16-27 1600 500 560
350 14 762 540 480 440 40 16-33 1750 600 870
400 16 838 605 540 495 46 16-33 1900 600 1150
450 18 914  675 605 560 48 20-33 2320 650 1270
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