Type

Nominal pressure(Mpa)

Test pressure(Mpa)

Applicable temperature(°C)

Applicable media

Strength(water)

Seal(water)

Z41W-16P/25P

1.6/2.5

2.3/2.7

1.7/2.7

≤150°C

Water, steam, oil and nitric acid corrosive liquids

Z41W-40P

4.0

6.15

4.51

≤425°C

Model

Nominal diameter

Size

mm

L

D

D1

D2

b-f

Z-φd

H

Do

Z41W-16P

40

200

150

110

88

18-2

4-φ18

259

180

50

250

165

125

102

20-2

4-φ18

314

240

65

270

185

145

122

20-2

4-φ18

330

240

80

280

200

160

138

20-2

8-φ18

353

240

100

300

220

180

158

22-2

8-φ18

408

300

125

325

250

210

188

22-2

8-φ18

475

320

150

350

285

240

212

24-2

8-φ22

545

320

200

400

340

295

268

26-2

12-φ22

680

360

250

450

405

355

320

26-2

12-φ26

800

450

300

500

460

410

370

28-2

12-φ26

888

450

350

550

520

470

429

30-2

16-φ26

1096

500

400

600

580

525

480

32-2

16-φ30

1241

500

Z41W-25P

40

200

150

110

88

18-2

4-φ18

259

180

50

250

165

125

102

20-2

4-φ18

314

240

65

270

185

145

122

22-2

8-φ18

330

240

80

280

200

160

138

24-2

8-φ18

353

240

100

300

235

190

162

24-2

8-φ22

408

300

125

325

270

220

188

28-2

8-φ26

475

320

150

350

300

250

218

30-2

8-φ26

545

320

200

400

360

310

278

34-2

12-φ26

680

360

250

450

425

370

332

32-2

12-φ30

800

400

300

500

485

430

389

34-2

16-φ30

901

450

350

550

550

490

448

38-2

16-φ34

1096

500

400

600

610

550

505

40-2

16-φ36

1241

560

Z41W-40P

50

250

165

125

99

20-4

4-φ18

328

200

65

280

185

145

118

22-4

8-φ18

370

280

80

310

200

160

132

24-4

8-φ18

427

280

100

350

235

190

156

24-4.5

8-φ22

490

320

125

400

270

220

184

26-4.5

8-φ26

537

360

150

450

300

250

211

28-4.5

8-φ26

629.5

400

200

550

375

320

284

34-4.5

12-φ30

781

450