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〆DH44Y詰�慚��∧瞬校懃y〇工��(y┤ng)斌��云望工��(y┤ng)議‐詰�慟校懃y／�|(zh━)楚枠佩、�r(ji┐)鯉栽尖、弁朔捲��(w┫)�^頼鋲。〆DH44Y詰�慚��∧瞬校懃y〇�m喘噐�p嶷垢�I(y┬)式�排邱楜�。送�w念�M(j━n)議祇揃貧����嬬寓�y�T�蘢�電�n盾�y�　�峭指�y／辛��(y┤ng)喘噐�沙�垢、墳晒、墳嗟、夛��、寡�V、��薦、匣晒��、奮瞳、崙��、�o電邦、偏屓、�C(j┤)亠�O(sh┬)�篥簗�、��徨垢�I(y┬)��廓秀吉�I(l┼ng)囃。

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隈�m��(bi─o)��(zh┳n)

�z��(y┐n)�c����(y┐n)

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API600

ANSI B16.10

ANSI B16.5

API598

巣周兆�Q

�y�w、�y�w、�y郁、�y�U

�N�S、苔銚

�p�^苔銚

畜撃中

野創

可創

A352-LCB
A352-LC3
A351-CFB

A182-F304

Cr-Mo��

�@児栽児

詔膨建厰路

侏��(h┐o)
Type

巷�Q�坐�PN(Lb)
Nominal Pressure

械�慥���(y┐n)�坐�
Test pressure atmormal
temperature

詰�愧楫瞑���(y┐n)�坐�(MPa)
Test pressure
of se aling
at low temperature

垢恬�惷伴胃m喘初�|(zh━)
Woking temperature vand
applicable medium

�んw
Shell

畜撃
Sealing

DH44Y-150(lb)

150

3.0

0.6

0.6

-46≧��葦、
匣葦、央莱
Ammonia,liquid
nitrogen,prorane

-101≧厰路、
屈剳晒娘
Ethylene,
Carbon dioxide

-196≧遮莱、
匣晒爺隼��
Methane
Liquefied natural
gas

DH44Y-300(lb)

300

7.5

0.6

0.6

DH44Y-600(lb)

600

15.0

0.6

0.6

巷�Q宥��

樫雁

mm

in

L

D

D1

D2

b

f

n-Φd

H

DH44Y-150Lb

50

2

203

152

120.5

92

16

1.6

4-19

180

80

3

241

192

152.5

127

19

1.6

4-19

190

100

4

297

229

190.5

157

24

1.6

8-19

203

125

5

330

254

216

186

24

1.6

8-22

229

150

6

356

279

241.5

216

26

1.6

8-22

257

200

8

495

342

298.5

270

29

1.6

8-22

292

250

10

622

406

362

324

31

1.6

12-25

355

300

12

698

483

432

381

32

1.6

12-25

396

DH44Y-300Lb

50

2

267

165

127

92

23

1.6

8-19

178

80

3

318

210

168.5

127

29

1.6

8-22

216

100

4

356

254

200

157

32

1.6

8-22

241

125

5

400

279

235

186

35

1.6

8-22

267

150

6

444

318

270

216

37

1.6

12-22

305

200

8

533

381

330

270

42

1.6

12-25

368

250

10

622

445

387

324

48

1.6

16-29

394

300

12

711

521

451

381

51

1.6

16-32

445

DH44Y-600Lb

50

2

295

165

127

92

33

6.4

8-19

203

80

3

359

210

168

127

36

6.4

8-22

235

100

4

435

273

216

157

45

6.4

8-25

286

125

5

511

330

266.5

186

52

6.4

8-29

292

150

6

562

356

292

216

55

6.4

12-29

330

200

8

664

419

349

270

63

6.4

12-32

381

250

10

791

510

432

324

71

6.4

16-35

457

300

12

842

559

489

381

74

6.4

20-35

584

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