DIN Reducing Flanges (PN 10)

We have a custom-made solution for transitions between all nominal pipe sizes. Depending on the reduction, lined with PTFE, PFA or PP.

Materials:

  • carbon steel
  • stainless steel

Lining materials:

  • PTFE (virgin or conductive)
  • PFA (virgin or conductive)
  • PP

Other pressure levels:

  • PN 16
  • PN 25
  • PN 40

Special features:

  • earthing stud/lug

Optional extras:

  • final painting

Form K1 (concentric):

  • DN1: through holes
  • DN2: threaded holes

Form K2 (concentric):

  • DN1: through holes
  • DN2: threaded holes

Form K3 (concentric):

  • DN1: threaded holes
  • DN2: threaded holes on centre line


Excentric Reducing Flanges – Form E2 and E3 according to DIN 2848 – on request.

DN1

 

 

DN2

 

 

L

 

(mm)

Form

 

 

d4(1)

 

(mm)

K(1)

 

(mm)

d4(2)

 

(mm)

K(2)

 

(mm)

Lining
materials

 

No. of bolts
x thread

Weights

 

(ca. kg/piece)

DN1

DN2

20

15

35

K3

58

75

45

65

PTFE

4 x M12

4 x M12

2.1

25

15

35

K3

68

85

45

65

PTFE

4 x M12

4 x M12

2.4

25

20

35

K3

68

85

58

75

PTFE

4 x M12

4 x M12

2.4

32

20

35

K3

78

100

58

75

PTFE

4 x M16

4 x M12

3.6

32

25

35

K3

78

100

68

85

PTFE

4 x M16

4 x M12

3.7

40

20

35

K2

88

110

58

75

PFA

4 x M16

4 x M12

3.9

40

25

35

K3

88

110

68

85

PTFE

4 x M16

4 x M12

4.2

40

32

35

K3

88

110

78

100

PTFE

4 x M16

4 x M16

4.1

50

20

35

K2

102

125

58

75

PFA

4 x M16

4 x M12

4.7

50

25

35

K2

102

125

68

85

PFA

4 x M16

4 x M12

4.7

50

32

35

K3

102

125

78

100

PTFE

4 x M16

4 x M16

5.0

50

40

35

K3

102

125

88

110

PTFE

4 x M16

4 x M16

5.0

65

20

35

K2

122

145

58

75

PFA

8 x M16

4 x M12

6.0

65

25

35

K2

122

145

68

85

PFA

8 x M16

4 x M12

5.9

65

32

35

K2

122

145

78

100

PFA

8 x M16

4 x M16

5.8

65

40

35

K3

122

145

88

110

PTFE

8 x M16

4 x M16

6.2

65

50

35

K3

122

145

102

125

PTFE

8 x M16

4 x M16

6.2

80

25

35

K1

138

160

68

85

PFA

8 x M16

4 x M12

6.8

80

32

35

K2

138

160

78

100

PFA

8 x M16

4 x M16

6.8

80

40

35

K2

138

160

88

110

PFA

8 x M16

4 x M16

6.7

80

50

35

K2

138

160

102

125

PTFE

8 x M16

4 x M16

7.2

80

65

35

K2

138

160

122

145

PTFE

8 x M16

8 x M16

7.0

100

25

45

K1

158

180

68

85

PFA

8 x M16

4 x M12

10.9

100

32

45

K1

158

180

78

100

PFA

8 x M16

4 x M16

11.0

100

40

45

K1

158

180

88

110

PFA

8 x M16

4 x M16

10.9

100

50

45

K2

158

180

102

125

PFA

8 x M16

4 x M16

10.8

100

65

45

K2

158

180

122

145

PTFE

8 x M16

8 x M16

11.2

100

80

45

K3

158

180

138

160

PTFE

8 x M16

8 x M16

11.0

125

25

45

K1

188

210

68

85

PFA

8 x M16

4 x M12

14.8

125

32

45

K1

188

210

78

100

PFA

8 x M16

4 x M16

14.3

125

40

45

K1

188

210

88

110

PFA

8 x M16

4 x M16

14.4

125

50

45

K1

188

210

102

125

PFA

8 x M16

4 x M16

13.6

125

65

45

K2

188

210

122

145

PFA

8 x M16

8 x M16

13.7

125

80

45

K2

188

210

138

160

PTFE

8 x M16

8 x M16

13.1

125

100

45

K3

188

210

158

180

PTFE

8 x M16

8 x M16

12.6

150

25

45

K1

212

240

68

85

PFA

8 x M20

4 x M12

18.6

150

32

45

K1

212

240

78

100

PFA

8 x M20

4 x M16

18.9

150

40

45

K1

212

240

88

110

PFA

8 x M20

4 x M16

18.6

150

50

45

K1

212

240

102

125

PFA

8 x M20

4 x M16

18.2

150

65

45

K1

212

240

122

145

PFA

8 x M20

8 x M16

17.9

150

80

45

K1

212

240

138

160

PFA

8 x M20

8 x M16

17.3

150

100

45

K2

212

240

158

180

PTFE

8 x M20

8 x M16

16.7

150

125

45

K3

212

240

188

210

PTFE

8 x M20

8 x M16

16.4

200

50

45

K1

268

295

102

125

PFA

8 x M20

4 x M16

26.2

200

65

45

K1

268

295

122

145

PFA

8 x M20

8 x M16

25.7

200

80

45

K1

268

295

138

160

PFA

8 x M20

8 x M16

24.9

200

100

45

K1

268

295

158

180

PFA

8 x M20

8 x M16

24.4

200

125

45

K1

268

295

188

210

PTFE

8 x M20

8 x M16

22.6

200

150

45

K2

268

295

212

240

PTFE

8 x M20

8 x M20

21.8

250

65

45

K1

320

350

122

145

PFA

12 x M20

8 x M16

37.3

250

80

45

K1

320

350

138

160

PFA

12 x M20

8 x M16

35.5

250

100

45

K1

320

350

158

180

PFA

12 x M20

8 x M16

34.2

250

125

45

K1

320

350

188

210

PTFE

12 x M20

8 x M16

33.0

250

150

45

K1

320

350

212

240

PTFE

12 x M20

8 x M20

30.2

250

200

45

K2

320

350

268

295

PTFE

12 x M20

8 x M20

27.8

300

80

50

K1

370

400

138

160

PTFE

12 x M20

8 x M16

50.9

300

100

50

K1

370

400

158

180

PTFE

12 x M20

8 x M16

49.7

300

125

50

K1

370

400

188

210

PTFE

12 x M20

8 x M16

48.0

300

150

50

K1

370

400

212

240

PTFE

12 x M20

8 x M20

47.1

300

200

50

K1

370

400

268

295

PTFE

12 x M20

8 x M20

38.7

300

250

50

K2

370

400

320

350

PTFE

12 x M20

12 x M20

37.7

350

100

50

K1

430

460

158

180

PTFE

16 x M20

8 x M16

64.9

350

125

50

K1

430

460

188

210

PTFE

16 x M20

8 x M16

63.2

350

150

50

K1

430

460

212

240

PTFE

16 x M20

8 x M20

64.5

350

200

50

K1

430

460

268

295

PTFE

16 x M20

8 x M20

58.5

350

250

50

K1

430

460

320

350

PTFE

16 x M20

12 x M20

50.8

350

300

50

K2

430

460

370

400

PTFE

16 x M20

12 x M20

47.0

400

125

50

K1

482

515

188

210

PTFE

16 x M24

8 x M16

84.6

400

150

50

K1

482

515

212

240

PTFE

16 x M24

8 x M20

82.6

400

200

50

K1

482

515

268

295

PTFE

16 x M24

8 x M20

78.9

400

250

50

K1

482

515

320

350

PTFE

16 x M24

12 x M20

72.1

400

300

50

K1

482

515

370

400

PTFE

16 x M24

12 x M20

56.5

400

350

50

K2

482

515

430

460

PTFE

16 x M24

16 x M20

52.0

450

150

50

K1

532

565

212

240

PTFE

20 x M24

8 x M20

90.1

450

200

50

K1

532

565

268

295

PTFE

20 x M24

8 x M20

87.8

450

250

50

K1

532

565

320

350

PTFE

20 x M24

12 x M20

84.8

450

300

50

K1

532

565

370

400

PTFE

20 x M24

12 x M20

81.8

450

350

50

K1

532

565

430

460

PTFE

20 x M24

16 x M20

76.6

450

400

50

K2

532

565

482

515

PTFE

20 x M24

16 x M24

73.3

500

150

50

K1

585

620

212

240

PTFE

20 x M24

8 x M20

119.9

500

200

50

K1

585

620

268

295

PTFE

20 x M24

8 x M20

114.6

500

250

50

K1

585

620

320

350

PTFE

20 x M24

12 x M20

107.5

500

300

50

K1

585

620

370

400

PTFE

20 x M24

12 x M20

102.2

500

350

50

K1

585

620

430

460

PTFE

20 x M24

16 x M20

91.6

500

400

50

K1

585

620

482

515

PTFE

20 x M24

16 x M24

83.3

Different nominal pipe sizes

and total lengths on request.

L = Total length

d4 = Raised face diameter

K = Bolt circle diameter

Technical data valid for the
pressure level PN 10.

DN Lining thickness Possible vacuum
standardthick-walled23°C150°C200°C
25 
 
40 
 
50 
 
80 
 
100 
 
150 
 
200 
 
250 
 
300 
 
Vacuum resistance:
= full vacuum
= limited vacuum
= no vacuum
Please refer to the next higher nominal pipe size if your nominal pipe size is not listed.