ny

GB, Din Check Valve

Lus piav qhia luv luv:

DESIGN & MANUFACTURE Standard

- Tsim thiab tsim khoom raws li GB / T 12236, GB / T 12235
• Lub ntsej muag rau lub ntsej muag qhov ntev li GB/T 12221
• Xaus flange dimension li JB/T 79
• Kev ntsuas siab raws li GB/T 26480

specircations

-Nominal siab: 1.6,2.5,4.0,6.3Mpa
• Kev ntsuas lub zog: 2.4, 3.8, 6.0, 9.5Mpa
• Foob xeem: 1.8, 2.8t 4.4, 7.0Mpa
• Gas foob kuaj: 0.6Mpa
• Valve lub cev khoom: WCB(C), CF8(P), CF3(PL), CF8M(R), CF3M(RL)
• Haum nruab nrab: dej, chav, roj khoom, nitric ntxiv, acetic acid
-Qhov kub zoo: -29 ℃ -425 ℃


Product Detail

Khoom cim npe

MAIN PARTS THIAB COV KHOOM

Lub npe

Lub cev, npog, rooj vag

sealing

Qe

ntim

Bolt / txiv ntseej

Cartoon steel

WCB

13 Cr, STL

Cr13

Saj zawg zog graphite

35CrMoA/45

Austenitic stainless hlau

CF8 (304), CF8M (316)

CF3 (304L), CF3M (316L)

Lub cev khoom STL

304, 316, ib.

304 L, 316 L

Flexible graphite, PTFE

304/304 ib

316/316 ib

Hlau alloy

WC6, WC9,

1Cr5Mo, 15CrMo

STL

25Cr2Mo1V

Saj zawg zog graphite

25Cr2Mo1V/35CrMoA

Dual theem steel

F51,00Cr22Ni5Mo3N

Khoom siv lub cev, STL

00Cr22Ni5Mo3N

PTFE Flexible graphite, PTFE

316/316 ib

Tsawg kub steel

LCB, LF2, 16Mn

STL

1 Cr17Ni2, 304

Saj zawg zog graphite

42CrMoA/20CrMoA

Titanium

ZTA1, ZTA2, ZTA10,

Gr2, Gr3

Khoom siv lub cev

TA1, TA2, TA10,

Gr2, Gr3, TC4

Flexible graphite, PTFE

304/304 ib

316/316 ib

Nickel

Hastelloy

Khoom siv lub cev

Hastelloy

Flexible graphite, PTFE

304/304 ib

316/316 ib

Cov qauv khoom

img ua

MAIN SIJ HAWM

NP16

DN

d

D

D1

D2

t

C

z- d

L

JB/T
79

HG/T
20592 ib

JB/T
79

HG/T
20592 ib

JB/T
79

HG/T
20592 ib

15

18

95

95

65

45

2

14

16

4- Φ14

4- Φ14

130

20

20

105

105

75

55

2

14

18

4- Φ14

4-X 14

150

25

25

115

115

85

65

2

14

18

4- Φ14

4- Φ14

160

32

32

135

140

100

78

2

16

18

4-X18

4-X18

180

40

38

145

150

110

85

3

16

18

4-X18

4-X18

200

50

50

160

165

125

100

3

16

18

4-X18

4-X18

230

65

64

180

185

145

120

3

18

18

4-X18

8-X18

280

80

76

195

200

160

135

3

20

20

8-X18

8-X18

310

100

100

215

220

180

155

3

20

20

8-X18

8-X18

350

125

125

245

250

210

185

3

22

22

8-X18

8-X18

400

150

150

280

285

240

210

3

24

22

8-f 23

8-X 22

480

200

200

335

340

295

265

3

26

24

12-F 23

12-F 22

600

250

250

405

405

355

320

3

30

26

12-F 25

12-F 26

650

300

300

460

460

410

375

4

30

28

12-F 25

12-F 26

750

PIB 25

DN

d

D

D1

D2

t

C

z- d

L

JB/T
79

HG/T
20592 ib

JB/T
79

HG/T
20592 ib

JB/T
79

HG/T
20592 ib

15

18

95

95

65

45

2

16

16

4- Φ14

4- Φ14

130

20

20

105

105

75

55

2

16

18

4- Φ14

4- Φ14

150

25

25

115

115

85

65

2

16

18

4- Φ14

4- Φ14

160

32

32

135

140

100

78

2

18

18

4-X18

4-X18

180

40

38

145

150

110

85

3

18

18

4-X18

4-X18

200

50

50

160

165

125

100

3

20

20

4-X18

4-X18

230

65

64

180

185

145

120

3

22

22

8-X18

8-X18

280

80

76

195

200

160

135

3

22

24

8-X18

8-X18

310

100

100

230

235

190

160

3

24

24

8-f 23

8-X 22

350

125

125

270

270

220

188

3

28

26

8-F 25

8-F 26

400

150

150

300

300

250

218

3

30

28

8-F 25

8-F 26

480

200

200

360

360

310

278

3

34

30

12-F 25

12-F 26

600

250

250

425

425

370

332

3

36

32

12-30 Nws

12-30 Nws

650

300

300

485 ib

485 ib

430

390

4

40

34

16-30 Nws

16-30 Nws

750


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