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Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993

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Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993

Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993:

1.Design standard:GB/T11689.

2.End standard:GB/T2501&GB/T569.

3.End type:Flange.

4.PN:0.6/1.0Mpa.

5.DN:40mm-250mm.

6.Main material:

  • Body/Bonnet:HT200;
  • Seat:SS410/BC6;
  • Stem:SS410/BRASS;
  • Disc:SS410/BC6.

7.Application:Sea water piping and fresh water piping.

8.Function:Such valve cases are used for on-off duty and preventing refluence.

9.Fundamental dimensions of Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993:

Chart 1 Fundamental dimensions of type R and S:

PN/

Mpa

DN/

mm

Structure dimension/mm

Flange connection dimension

Weight/

kg

L1

L2

L3

L4

H

B1

B2

d

Inlet DN1

Outlet DN2

Bolt

Th.

DN1

DN2

R

S

R

S

D

D1

D2

b1

n1-d1

D3

D4

D5

b2

n2-d2

R

S

1.0

40

50

110

160

380

540

210

370

236

95

50

13

125

93

74

15

6-15

135

103

84

16

6-15

M14

16.1

24.4

50

65

120

180

420

600

230

410

256

100

50

15

135

103

84

15

6-15

155

123

104

15

6-15

M14

25.2

36.0

65

80

130

180

440

620

230

410

277

120

50

15

155

123

104

15

6-15

170

138

118

15

8-15

M14

33.0

48.7

80

100

140

200

480

680

260

460

304

130

60

17

170

138

118

15

8-15

190

158

138

15

8-15

M14

40.3

60.2

100

125

170

230

570

800

290

520

325

150

60

17

190

158

138

15

8-15

215

183

164

15

10-15

M14

58.8

91.0

125

150

200

250

650

900

310

560

366

160

60

17

215

183

164

16

10-15

240

208

190

16

12-15

M14

72.8

108.6

150

200

230

280

740

1020

340

620

416

175

60

17

240

208

190

16

12-15

295

264

247

16

12-15

M14

105.7

151.6

0.6

200

250

280

380

940

1320

446

826

543

225

80

21

295

264

247

16

12-15

365

327

306

18

14-17

M14

211.0

318.1

250

300

400

460

1260

1720

544

1004

623

270

80

21

365

327

306

18

14-17

430

386

360

19

14-21

M16

305.2

461.5

Chart 2 Fundamental dimensions of type RS and SS:

PN/

Mpa

DN/

mm

Structure dimension/mm

Flange connection dimension

Weight/

kg

L1

L2

L3

L4

H

B1

B2

d

Inlet DN1

Outlet DN2

Bolt

Th.

DN1

DN2

RS

SS

RS

SS

D

D1

D2

b1

n1-d1

D3

D4

D5

b2

n2-d2

RS

SS

1.0

40

50

115

180

410

590

230

410

236

105

50

13

150

110

88

18

4-18

165

125

102

20

4-18

M16

20.6

30.0

50

65

125

195

445

650

245

440

256

115

50

15

165

125

102

20

4-18

185

145

122

20

4-18

M16

31.2

44.7

65

80

145

215

505

720

265

480

277

135

50

15

185

145

122

20

4-18

200

160

133

22

8-18

M16

41.2

60.3

80

100

155

230

540

770

290

520

304

145

60

17

200

160

133

22

8-18

220

180

158

24

8-18

M16

50.2

74.7

100

125

175

270

620

890

330

600

325

165

60

17

220

180

158

24

8-18

250

210

184

26

8-18

M16

71.7

110.6

125

150

200

290

690

980

350

640

366

180

60

17

250

210

184

26

8-18

285

240

212

26

8-22

M16

91.1

134.7

150

200

225

325

775

1100

385

710

416

200

60

17

285

240

212

26

8-22

340

295

268

28

8-22

M20

125.9

182.2

0.6

200

250

275

380

930

1310

450

830

543

240

70

21

320

280

258

22

8-18

375

335

312

24

12-18

M16

232.1

350.5

250

300

325

435

1080

1515

505

940

623

280

70

21

375

335

312

24

12-18

440

395

365

24

12-22

M16

319.5

483.0

10.Drawing of Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993:

Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993

11.Certificate available:

Marine Cast Iron Flanged Suction Stop Check Valve Case GB/T1855-1993

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Our mail: manager@hiseamarine.com

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