IPP DELTAFLEX® Flanges,  Type BUP- SDR
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IPP DELTAFLEX Back-up rings, Type BUP-SDR,
Ductile Iron, convoluted
Back to Sizes 1/2" thru 5"
            Sizes 6" thru 16"
            Sizes 18" thru 30"
DIMENSIONAL TABLE, and OPERATING PRESSURE

SIZE

IPP Product Code

Design Pressure *Rating
psi
Outside Dia.
O.D.
Inside Dia.
I.D.
Bolt Hole Circle
B.C.
Flange Thick- ness
b
Bolt Hole Dia.
d
No. of Bolt Holes
N
I.D. Radius
r
Unit Weight
lbs

32"

BUP-SDR 9

3200B

190 

41.75

32.38

38.50

2.84

1.63

28

0.31

175.0

32"

BUP-SDR 13.5

3200B

128 

41.75

32.38

38.50

2.63

1.63

28

0.31

168.0

32"

BUP-SDR 26

3200B

65 

41.75

32.38

38.50

2.06

1.63

28

0.50

111.0

34"

BUP-SDR 11

3400B

160 

43.75

34.38

40.50

2.93

1.63

32

0.31

191.0

34"

BUP-SDR 17

3400B

100 

43.75

34.38

40.50

2.69

1.63

32

0.31

181.0

34"

BUP-SDR 26

3400B

60 

43.75

34.38

40.50

2.14

1.63

32

0.31

137.0

36"

BUP-SDR 11

3600B

160 

46.00

36.38

42.75

3.14

1.63

32

0.31

225.0

36"

BUP-SDR 17

3600B

100 

46.00

36.38

42.75

2.75

1.63

32

0.31

196.0

36"

BUP-SDR 32.5

3600B

50 

46.00

36.38

42.75

2.06

1.63

32

0.50

129.0

40"

BUP-SDR 13.5

4000M

128 

50.75

39.75

47.25

3.50

1.63

36

0.31

307.0

40"

BUP-SDR 19

4000M

89 

50.75

39.75

47.25

TBA

1.63

36

TBA

341.0

40" *

BUP-SDR 99

4000M

40 

53.00

40.00

49.50

2.00

1.63

36

0.50

181.0

42"

BUP-SDR 13.5

4200B

128 

53.00

42.38

49.50

3.53

1.63

36

0.31

319.0

42"

BUP-SDR 21

4200B

80 

53.00

42.38

49.50

3.00

1.63

36

0.31

277.0

42"

BUP-SDR 39

4200B

40 

53.00

42.38

49.50

2.26

1.63

36

0.31

186.0

42"

BUP-SDR 99

4200B

16 

53.00

42.38

49.50

2.00

1.63

36

0.5

157.0

48"

BUP-SDR 17

4800B

100 

59.50

48.50

56.00

3.82

1.63

44

0.25

400.0

48"

BUP-SDR 26

4800B

64 

59.50

48.50

56.00

3.50

1.63

44

0.25

332.0

48"

BUP-SDR 51

4800B

30 

59.50

48.50

56.00

2.40

1.63

44

0.25

227.0

54"

BUP-SDR 19

5400B

89 

66.25

54.62

62.75

4.10

1.38

44

0.19

516.0

54"

BUP-SDR 26

5400B

64 

66.25

54.62

62.75

3.75

1.38

44

0.19

464.0

54"

BUP-SDR 51

5400B

30 

66.25

54.62

62.75

2.57

1.38

44

0.19

318.0

63"/60

BUP-SDR 19

6360B

64 

73.00

64.00

69.25

3.15

*1.38

52

0.20

437.0

63"/60

BUP-SDR 51

6360B

32 

73.00

64.00

69.25

2.80

*1.38

52

0.10

277.0

63"/66

BUP-SDR 19

6366B

64 

80.00

64.00

76.00

4.24

*1.38

52

0.19

890.0

63"/66

BUP-SDR 51

6366B

32 

80.00

64.00

76.00

TBA

*1.38

52

TBA

TBA

Back to Sizes 1/2" thru 5"
Sizes 6" thru 16"
Sizes 18" thru 30"
Please contact IPP for the distributor closest to you.
Call for discounts.
* This size has a 42" bolt circle.
1.88 Bolt Hole Diameter available on request
BACK TO TABLE OF CONTENTS

* hot dip galvanized and epoxy coated rings available upon inquiry.

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