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Part name

·§Ìå¡¢·§¸Ç Body Bonnet

·§¸Ë
Valve Stem

·§°ê Disc

ÃÜ·âÃæ
Sealing face

·§¸ËÂÝĸ
Yokenut

ÌîÁÏ
Packing

½ô¹Ì¼þ
Fasteher

NKJ61H-CÐÍ

25»òWCB

¸õ²»Ðâ¸Ö
Crstain
mless
teel

¸õ²»Ðâ¸Ö
Crstain
mless
steel

H£ººÏ½ð¸Ö
H£ºalloy steel

ÂÁÇàÍ­
AI
bronze

ÅòÕ͸´ºÏʯī
Expanding
compound
graphlte

ÓÅÖÊ̼¸Ö
High-grade
carbon
steel

NKJ61Y-lÐÍ

¸õîâ¸Ö
Cr.Mo steel

20CrlM01vA »ò38CrMoAlA

12CrlMo 1VA

Y£ºÓ²ÖʺϽð
Y:oarbide alloy

¸õîâ¸Ö
Cr.Mo steel

Õæ¿Õº¸½Ó½ØÖ¹·§²úÆ·Ö÷ÒªÁ¬½Ó³ß´ç£º

 

¹«³ÆÍ¨¾¶
DN/mm
Nominal
diameter

¹«³ÆÑ¹Á¦
PN/MPa
Nominal
pressure

Ö÷ÒªÍâÐγߴçºÍÁ¬½Ó³ß´ç/mm
Main extemal and connectingd mensions

L

H

D

D0

D1

L1

α

W

1O

4.0

130

245

36

11

18.4

1O

-

120

15

130

245

36

16

22.5

1O

-

120

20

150

265

44

21

28.5

11

-

160

25

160

270

48

26

34.5

12

-

200

32

180

285

48

34

-

-

37o30'

200

40

200

320

55

40

-

-

37o30'

240

50

230

365

64

48

-

-

37o30'

320

65

290

41O

82

66

-

-

37o30'

300

80

31O

430

95

78

-

-

37o30'

300

100

350

470

117

1OO

-

-

37o30'

350

125

400

500

143

126

-

-

37o30'

350

150

480

533

167

150

-

-

37o30'

400

1O

6.4

130

245

36

1O

18.4

1O

-

120

15

130

245

36

15

22.5

1O

-

120

20

150

265

44

20

28.5

11

-

160

25

160

270

48

25

34.5

12

-

200

32

180

280

48

33

-

-

37o30'

200

40

200

320

55

39

-

-

37o30'

240

50

230

365

64

48

-

-

37o30'

320

65

290

41O

82

65

-

-

37o30'

320

80

31O

430

95

76

-

-

37o30'

360

100

350

470

117

98

-

-

37o30'

400

125

480

500

143

123

-

-

37o30'

400

150

480

533

167

148

-

-

37o30'

500

1O

10.O

130

245

36

1O

18.4

1O

-

120

15

130

245

36

14

22.5

1O

-

120

20

150

265

44

20

28.5

11

-

160

25

160

270

48

25

34.5

12

-

200

32

180

285

48

32

-

-

37o30'

200

40

200

320

55

38

-

-

37o30'

240

50

230

355

64

48

-

-

37o30'

320

65

290

41O

82

63

-

-

37o30'

320

80

31O

430

95

74

-

-

37o30'

360

1OO

350

470

117

97

-

-

37o30'

400

125

400

500

143

123

-

-

37o30'

400

150

480

533

167

148

-

-

37o30'

500

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