L

D

D1

D2

B

f

n-d

H

15

130

95

65

46

14

2

4-14

76

20

150

105

75

56

16

2

4-14

90

25

160

115

85

65

16

3

4-14

108

32

180

140

100

76

18

3

4-19

117

40

200

150

110

84

18

3

4-19

132

50

230

165

125

99

20

3

4-19

156

65

290

185

145

118

20

3

4-19

176

80

310

200

160

132

22

3

8-19

199

100

350

220

180

156

24

3

8-19

240

125

400

250

210

184

26

3

8-19

292

150

480

285

240

211

26

3

8-23

320

200

600

340

295

266

30

3

12-23

399

250

730

405

355

319

32

3

12-28

516

300

850

460

410

370

32

4

12-28

568

350

980

520

470

438

36

4

16-28

648

400

1100

580

525

490

38

4

16-31

759

6

Bolt

steel

DIN17100 RSt37-2

GB700-88 Q235

5

Screw plug

cast brass

DIN G-CuZn37Pb

GB1176-87 ZCuZn40Pb2

4

Gasket

graphite

GB3518-83 LC35-999

3

Bonnet

cast iron

DIN1691 GG25

GB9439-88 HT250

2

Screen

stainless steel

DIN17440 X5CrNi189

0Cr18Ni9

1

Body

cast iron

DIN1691 GG25

0Cr18Ni9

NO.

Name of part

Material

Germany standard

Chinese standard