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Gate Vavle, valve factory, steel valve
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Gate Valve

? Size : 4" ~60"
? Pressure Rating: CL150~CL2500.
? Connection end: FF, RF, RTJ, BW.
? Body Material: Body Materials Carbon Steel, Stainless Steel, Alloy steel, Duplex SS etc. Optional materials on request.
? Design Standard: API 600, ASME B16.34
? Test: API 598, ISO 5208
? Flange End: ASME B16.5, ASME B16.47
? Welding End: ASME B16.25
? Face to Face: ASME B16.10
? Sour Service: NACE MR 0175
? Operation: Handwheel, Gear, pneumatic, Electric, etc
? Application conditions: Gate valves are suitable for most industrial pipeline systems, especially in the case of conveying liquids and steam. The gate valve can be opened and closed quickly, can quickly cut off the flow of fluid and steam, and has good sealing and corrosion resistance. Gate valve is not suitable for: regulating/throttling conditions and easy coking conditions.

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Description

Cast steel gate valve

Form of Major Part Material

Parts No. Parts Name Materials
WCB/Trim 1 WCB/Trim 5 WCB/Trim 8 CF8/304 CF8M/316
1 Body ASTM A216 WCB ASTM A216 WCB ASTM A216 WCB ASTM A351 CF8 ASTM A351 CF8M
2 Gasket Soft Iron +Graphite or 304+Graphite 304+Graphite 316+Graphite
3 Seat ring A105+13Cr A105+STL A105+STL ASTM A351 CF8 ASTM A351 CF8M
4 Gate ASTM A216 WCB+13Cr ASTM A216WCB+STL ASTM A216 WCB+13Cr ASTM A351 CF8 ASTM A351 CF8M
5 Stem ASTM A182 F6e ASTM A182 F6a ASTM A182 F6e ASTM A182 F304 ASTM A182 F316
6 Backseat bushing ASTM A182 F6a ASTM A182 F6a ASTM A182 F6a ASTM A351 CF8 ASTM A351 CF8M
7 Packing Graphite Graphite Graphite Graphite Graphite
8 Gland ASTM A182 F6a ASTM A182 F6a ASTM A182 F6a ASTM A182 F304 ASTM A182 F316
9 Gland eyebolt ASTM A193 B7 ASTM A193 B7 ASTM A193 B7 ASTM A193 B8 ASTM A193 B8M
10 Eyebolt n ASTM  A1942H ASTM A1942H ASTM  A1942H ASTM  A1948 ASTM  A1948M
11 Eyebolt pin ASTM A36 ASTM A36 ASTM A36 304ss 316ss
12 Gland flange ASTM A216 WCB ASTM A216 WCB ASTM A216 WCB ASTM A351 CF8 ASTM A351 CF8M
13 Bonnet bolt ASTM A193 B7 ASTM A193 B? ASTM A193 B7 ASTM A193 B8 ASTM A193 B?N
14 Bonnet nut ASTM  A1942H ASTM  A1942H ASTM  A1942H ASTM  A1948 ASTM  A1948M
15 Bonnet ASTM A216 WCB ASTM A216 WCB ASTM A216 WCB ASTM A351 CF8 ASTM A351 CF8M
16 Nipple Carbon stee Carbon steel Carbon steel Carbon steel Carbon steel
17 Stem nut ASTM A439 D2 ASTM A439 D2 ASTM A439 D2 ASTM A439 D2 ASTM A439 D2
18 Yoke sleeve nut Carbon steel Carbon steel Carbon stee Carbon steel Carbon steel
19 Hand whee Ductile Iron Ductile Iron Ductile Iron Ductile Iron Ductile Iron
20 Hand wheel nut Carbon stee Carbon steel Carbon steel Carbon steel Carbon steel
21 Set screw ASTM A193 B7 ASTM A193 B7 ASTM A193 B7 ASTM A193 B7 ASTM A193 B7
Note:The chart above only lists out some common composition of steel gate valve parts.We may provide other different parts material composition
Forged Steel Gate Valve


Technical Specification

¡ïSteel  Gate Valves,API  602

¡ïSteel  Valves,ASME  B16.34

¡ïFace  to  Face,Manufacturer  Standard

¡ïFace  to  Face,Flanged,ASME  B16.10

¡ïEnd  Flanges,ASME  B16.5

¡ïButtwelding  Ends,ASME  B16.25

¡ïSocket-welding   Ends,ASME   B16.11

¡ïScrewed  Ends,ASME  B1.20.1

¡ïInspection and Test,API 598


 Design Description
¡øOutside Screw and Yoke (OS&Y)
 ¡øBolted Bonnet
 ¡øChoice of WB,Welding Bonnet
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 ¡øRenewable Seat Rings
 ¡øYoke Integral with Bonnet
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&²Ô²ú²õ±è;¡ø³§°ä,³§³¦°ù±ð·É±ð»å&²Ô²ú²õ±è;·¡²Ô»å²õ
 ¡øBW,Buttwelding Ends
 ¡øFlanged Ends

Form of Major Part Material

No. Part Name ASTM Material
Carbon Steel 1.25Cr-0.5Mo 2.25Cr-1Mo 304 Tvpe 316 Type 304LType 316L Type 20 Alloy
Body A105 A182 F?1 A182 F22 A182 F304 A182 F316 A182 F304l A182 F316l 20-Alloy
2 Bonne A105 A182 F11 A182 F22 A182 F304 A182 F316 A182 F304l A182 F316L 20-Alloy
3 Wedge A105+13Cr*1 A182 F11+HF A182 F22+HF A182 F304 A182 F316 A182 F304l A182 F316L 20-Alloy
4 Stem A182 F6a A182 F?1 A182 F22 A182 F304 A182 F316 A182 F304L A182 F316L 20-Alloy
5 Seat Rin? A105+13Cr*1 A182 F11+HF A182 F22+HF NA NA NA NA Na
6 Bonnet Gasket 304+Graphit 304+Graphit 304+Graphi 304+Graphit 316+Graphii 304L+Graphit 316L+Graphit 316+Graphi
7 Bonnet Bolt A193 B7 A193 B7 A193 B16 A193 B8 A193 B8M A193 B8M A193 B8M A193 B8M
8 Packint Graphite Graphite Graphite Graphite *2 Graphite *2 Graphite *2 Graphite *2 Graphite *2
9 Gland A276410 A276410 A276410 A276304 A276316 A276304L A276316L 20-Alloy
10 Gland Flange A105 A105 A105 A182 F304 A182 F316 A182 F304L A182 F316L 20-Alloy
11 Eyebolt Carbon Steel A193 B7 A193 B7 A193 BE A193 B8 A193 B8 A193 B8 A193 B8
12 =yebolt Nu Carbon Stee A1942H A1942H A1948 A1948 A1948 A1948 A1948
13 Eyebolt Pir A276410 A276410 A276412 A276304 A276304 A276304 A276304 A276304
14 Stem Nut Bronze Bronze *3 Bronze *3 Bronze Bronze Bronze Bronze Bronze
15 Hand wheel Malleable iron Malleable iron Malleable iron Malleable iron Malleable iron Malleable iron Malleable iron Malleable iron
16 Wheel Nut Carbon Steel Carbon Steel Carbon Steel+Zn Carbon Steel+Zn Carbon Steel+Zn Carbon Steel+Zn Carbon Steel+Zn Carbon Steel+Zn
*1 PN¡Ý600Class seal face will be HF
*2 DTFE Optional
*3 Ductile Ni-Resist iron Optional


Specification

Class150

Size

Dimensions(mm)

Weight(kg)

NPS

DN

L

d

H

Ht

W

W1

H.W

G.O

RF

RTJ

BW

4

100

229

241

305

102

595

?

280

?

49

?

5

125

254

267

381

127

725

?

280

?

62

?

6

150

267

279

403

152

780

820

300

310

77

104

8

200

292

305

419

203

975

1020

350

310

123

150

10

250

330

343

457

254

1150

1200

400

310

188

215

12

300

356

368

502

305

1380

1430

450

310

288

315

14

350

381

394

572

337

1545

1580

500

310

385

435

16

400

406

419

610

387

1733

1780

500

460

500

552

18

450

432

445

660

438

1915

1990

500

460

601

653

20

500

457

470

711

489

2122

2220

600

460

764

816

24

600

508

521

813

591

2520

2600

600

460

1007

1185

26

650

559

Ò»

864

633

?

2800

?

600

?

1550

28

700

610

?

914

684

?

3050

?

600

?

1880

30

750

610

?

914

735

?

3130

?

600

?

2300

32

800

711

?

965

779

?

3280

?

600

?

2550

34

850

762

?

1016

830

?

3500

?

600

?

2950

36

900

711

?

1016

874

?

3720

?

600

?

3390


Class300

Size

Dimensions(mm)

?

NPS

DN

L

?

?

?

RF

RTJ

BW

?

4

100

305

321

305

?

5

125

381

397

381

?

6

150

403

419

403

?

8

200

419

435

419

?

10

250

457

473

457

?

12

300

502

518

502

?

14

350

762

778

762

?

16

400

838

854

838

?

18

450

914

930

914

?

20

500

991

1010

991

?

24

600

1143

1165

1143

?

26

650

1245

1270

1245

?

28

700

1346

1372

1346

?

30

750

1397

1422

1397

?

32

800

1524

1553

1524

?

34

850

1626

1654

1626

?

36

900

1727

1756

1727

Class Size Dimensions(mm) Weight(kg)
NPS DN L d H H1 W W1 H.W G.O
RF RTJ BW
Class600 4 100 432 435 432 102 665 695 300 310 107 134
5 125 508 511 508 127 760 790 350 310 175 227
6 150 559 562 559 152 868 900 450 310 216 268
8 200 660 664 660 203 1073 1110 500 310 399 451
10 250 787 791 787 254 1263 1300 650 460 605 657
12 300 838 841 838 305 1600 1650 700 460 851 893
14 350 889 892 889 337 1705 1750 900 460 1177 1232
16 400 991 994 991 387 1835 1900 900 460 1513 1568
18 450 1092 1095 1092 438 2020 600 1980
20 500 1194 1200 1194 489 2172 600 2460
24 600 1397 1407 1397 591 2650 600 3650
Class900 4 100 457 460 457 102 702 750 350 310 200 227
5 125 559 562 559 127 850 900 400 310 258 285
6 150 610 613 610 152 980 1060 500 460 358 410
8 200 737 740 737 203 1100 1140 650 460 550 600
10 250 838 841 838 254 1320 1370 700 460 1000 1100
12 300 965 968 965 305 1500 1560 900 460 1215 1310
14 350 1029 1038 1029 322 1900 1950 900 600 1600 1700
16 400 1130 1140 1130 373 2050 2100 900 600 2150 2330

Class Size Dimensions(mm) Weight(kg)
NPS DN L d H H1 W W1 H.W G.O
RF RTJ BW
Class1500 4 100 546 549 546 102 728 770 400 310 270 300
5 125 673 676 673 127 870 920 450 310 378 405
6 150 705 711 705 144 1000 1070 500 460 520 575
8 200 832 841 832 192 1130 1180 750 460 820 915
10 250 991 1000 991 239 1360 1410 900 600 1560 1750
12 300 1130 1146 1130 287 1620 600 2120
14 350 1257 1276 1257 315 2020 600 2600
16 400 1384 1407 1384 360 2180 600 3450
Class2500 4 100 673 683 673 87 750 800 400 310 390 420
5 125 794 807 794 96 900 960 500 460 550 580
6 150 914 927 914 131 1040 1100 600 460 780 835
8 200 1022 1038 1022 179 1150 1200 750 460 1260 1355
10 250 1270 1292 1270 223 1400 1460 900 600 2380 2565
12 300 1422 1445 1422 265 1660 600 3250


Standard

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Gate Vavle, valve factory, steel valve
  • NO.246 Shidai Yangguang Blvd, Yuhua District, Changsha, Hunan, China.
  • Phone : 0086-731-86452683, 86452691, 86452692, 86452693
  • Email : sales@centerwaysteel.com

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