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No.

Materials

Materials

WCB/13Cr

WCB/304

WCB/316

CFB

CFBM

1

Body

ASTM A216 WCB

ASTM A216 WCB

ASTM A216 WCB

ASTM A351 CF8

ASTM A351 CF8M

2

Body bolt

ASTMA193 B7

ASTMA193 B7

ASTMA193 B7

ASTMA19388

ASTM A193 B8M

3

Body nuts

ASTMA194 2H

ASTMA194 2H

ASTMA194 2H

ASTMA194 8

ASTMA194 8M

4

spacer

reinforced PTFE(<180℃) or 316+ Flexible Graphite winding spacer Stainless Steel

5

CAP

ASTM A216 WCB

ASTM A216 WCB

ASTM A216 WCB

ASTM A351 CF8

ASTM A351 CF8M

6

valve seat

ASTM A182 F6a+WC-Co

ASTM A182 F304+WC-Co

ASTM A182 F316+WC-Co

ASTM A182 F304+WC-C

ASTM A182 F316+WC-Co

7

spring

Inconel 750

Inconel 750

lnconel 750

Inconel 750

lnconel 750

8

Body

ASTM A182 F6a+WC-Co

ASTM A182 F304+WC-CO

ASTM A182 F316+WC-Co

ASTM A182 F304+WC-C

ASTM A182 F316+WC-Co

9

clamping ring

ASTM A182 F6a

ASTM A182 F304

ASTM A182 F316

ASTM A182 F304

ASTM A182 F316

10

valve seat sealing surface

Flexible Graphite

11

valve handle

ASTM A182 F6a

ASTM A182 F304

ASTM A182 F316

ASTM A182 F304

ASTM A182 F316

12

packing

Flexible Graphite

13

packing pressing sleeve

ASTM A182 F6a

ASTM A182 F304

ASTM A182 F316

ASTM A182 F304

ASTM A182 F316

14

packing pressing sheet

ASTM A216 WCB

ASTM A216 WCB

ASTM A216 WCB

ASTM A351 CF8

ASTM A351 CF8M

15

packing bolt

ASTM A193 B7

ASTMA193 B7

ASTM A193 B7

ASTM A193 B8

ASTM A193 B8M

16

locating plate

304

304

304

Stainless Steel

Stainless Steel

17

wrench

WCB

WCB

WCB

WCB

WCB

Caliber

NPS
DN

1/2

3/4

1

1 1/4

1 1/2

2

2 1/2

3

4

5

6

15

20

25

32

40

50

65

80

100

125

150

Nominal pressure

Class150/PN20

☆

☆

☆

☆

☆

☆

☆

☆

△

△

△

Class300/PN50

☆

☆

☆

☆

☆

☆

△

△

△

-

-

Class600/PN100

☆

☆

☆

☆

☆

△

△

△

△

-

-

Class900/PN150

☆

☆

☆

☆

△

△

△

-

-

-

-

Class1500/PN250

☆

☆

☆

☆

△

△

-

-

-

-

-

PN16 (1.6MPa)

DN

D1

L

D

D1

D2

B

F

N-d0

H

W

Weight (kg)

20

20

140

105

75

55

14

2

4-14

75

130

3.2

25

25

150

115

85

65

14

2

4-14

85

130

3.5

32

32

165

140/135

100

78

16

2

4-18

110

180

6.5

40

40

180

150/145

110

85

16

3

4-18

135

230

7.2

50

50

200

165/160

125

100

16

3

4-18

142

230

8.5

65

65

220

185/180

145

120

18

3

4-18

173

400

14.8

80

80

250

200/195

160

135

20

3

8-18

183

400

25

100

100

280

220/215

180

155

20

3

8-18

255

650

35

125

125

320

250/245

210

185

22

3

8-18

265

650

75

150

150

360

285/280

240

210

24

3

8-23

290

1000

135

PN25(2.5MPa)

20

20

140

105

75

55

16

2

4-14

75

130

3.25

25

25

150

115

85

65

16

2

4-14

85

130

3.9

32

32

165

140/135

100

78

18

2

4-18

110

180

7.25

40

40

180

150/145

110

85

18

3

4-18

135

230

8.6

50

50

200

165/160

125

100

20

3

4-18

142

230

11.5

65

65

220

185/180

145

120

22

3

8-18

173

400

22.5

80

80

250

200/195

160

135

22

3

8-18

183

400

25

100

100

280

230

190

160

24

3

8-23

250

650

35

125

125

320

270

220

188

28

3

8-25

315

650

75

150

150

360

300

250

218

30

3

8-25

340

1000

146

PN40(4.0MPa)

20

20

140

105

75

55

16

2

4-14

75

130

51

25

25

150

115

85

65

16

2

4-14

85

130

58

32

32

180

140/135

100

78

18

2

4-18

110

180

66

40

40

200

150/145

110

85

18

3

4-18

135

230

76

50

50

220

165/160

125

100

20

3

4-18

142

230

88

65

65

250

185/180

145

120

22

3

8-18

173

400

110

80

80

280

200/195

160

135

22

3

8-23

183

400

121

100

100

320

235/230

190

160

24

3

8-25

250

650

150

125

125

400

270

220

188

28

3

8-25

315

1000

176

150

150

400

300

250

218

30

3

8-25

340

1200

204

PN64(6.4MPa)

20

20

152

130/125

90

68

20

2

4-18

75

130

51

25

25

180

140/135

100

78

22

2

4-18

85

130

58