DINGSHENG PIPE INDUSTRY

CLASS D HUB FLANGE

AWWA C207 CLASS D SLIP ON HUB FLANGE
175-150 Psi

CLASS D HUB FLANGE

Flange Dimensions & Approximate Masses

Nom Size

 OD

 Dia at Base

 Bore

Drilling

Thickness

Overall Thickness

Bolt  Circle

Hole Dia

No. Holes

Weight

A

T

L

E

B

C

4

9.00

0.500

0.875

5.312

4.57

7.50

0.750

8

7

5

10.00

0.562

1.250

6.312

5.66

8.50

0.875

8

9

6

11.00

0.562

1.250

7.562

6.72

9.50

0.875

8

11

8

13.50

0.562

1.250

9.688

8.72

11.75

0.875

8

15

10

16.00

0.688

1.250

12.000

10.88

14.25

1.000

12

22

12

19.00

0.688

1.250

14.375

12.88

17.00

1.000

12

33

14

21.00

0.750

1.250

15.750

14.19

18.75

1.125

12

43

16

23.50

0.750

1.250

18.000

16.19

21.25

1.125

16

52

18

25.00

0.750

1.250

19.875

18.19

22.75

1.250

16

52

20

27.50

0.750

1.250

22.000

20.19

25.00

1.250

20

61

22

29.50

1.000

1.750

24.250

22.19

27.25

1.375

20

92

24

32.00

1.000

1.750

26.125

24.19

29.50

1.375

20

105

26

34.25

1.000

1.750

28.500

26.19

31.75

1.375

24

119

28

36.50

1.000

1.750

30.500

28.19

34.00

1.375

28

130

30

38.75

1.000

1.750

32.500

30.19

36.00

1.375

28

144

32

41.75

1.125

1.750

34.750

32.19

38.50

1.625

28

182

34

43.75

1.125

1.750

36.750

34.19

40.50

1.625

32

191

36

46.00

1.125

1.750

38.750

36.19

42.75

1.625

32

207

38

48.75

1.125

1.750

40.750

38.19

45.25

1.625

32

237

40

50.75

1.125

1.750

43.000

40.19

47.25

1.625

36

249

42

53.00

1.250

1.750

45.000

42.19

49.50

1.625

36

287

44

55.25

1.250

2.250

47.000

44.19

51.75

1.625

40

334

46

57.25

1.250

2.250

49.000

46.19

53.75

1.625

40

348

48

59.50

1.375

2.500

51.000

48.19

56.00

1.625

44

407

50

61.75

1.375

2.500

53.000

50.19

58.25

1.875

44

421

52

64.00

1.375

2.500

55.000

52.19

60.50

1.875

44

448

54

66.25

1.375

2.500

57.000

54.19

62.75

1.875

44

475

60

73.00

1.500

2.750

63.000

60.19

69.25

1.875

52

605

66

80.00

1.500

2.750

69.000

66.19

76.00

1.875

52

718

72

86.50

1.500

2.750

75.000

72.19

82.50

1.875

60

803

78

93.00

1.750

3.000

81.250

78.19

89.00

2.125

64

1010

84

99.75

1.750

3.000

87.500

84.19

95.50

2.125

64

1160

90

106.50

2.000

3.250

93.750

90.19

102.00

2.438

68

1430

96

113.25

2.000

3.250

100.000

96.19

108.50

2.438

68

1618

Dimensions are in inches.  Weights are in pounds.

Note:  Hub flanges are to be used on pipe that has an OD equal to the nominal pipe size in the first column.
*Pressure rating at atmospheric temperature: sizes 4-12 in. inclusive, 175 psi; sizes larger than 12 in., 150 psi.  These flanges have the same OD  and drilling as ANSI/ASME B16.1 class 125 cast-iron flanges.  In sizes 24in. and smaller, they also match ANSI/ASME B16.5 150-psi standard for steel flanges.

Production Capacity & Purchase Details

1. Supply Flange Dimension DN15 – DN2000 (1/2″ – 80″), Forged Flange.
2. Material Carbon Steel: ASTM A105, A181, A350 LF1, A350LF2, A350LF3, A36, A234 WPB, Q235B, 20#, 20Mn etc.
3. Material Stainless Steel: ASTM A182 F304, F304L, F316, F316L, F321 etc.
4. Flanges Anti Rust: Anti Rust Oil, Black Paint, Yellow Paint Coating, Hot Dipped Galvanized, Cold Galvanized etc.
5. Monthly Output: 3000 tons per Month.
6. Delivery Terms: CIF, CFR, FOB, EXW.
7. Payment Terms: Wire Transfer (T/T), Irrevocable L/C at Sight etc.
8. Minimum Order Quantity: 1Ton or 100Pcs.
9. Quality Guarantee: EN10204 3.1 Certificate, Mill Certificate, Third Party Inspection, Free Replacement Service.
10. Find More Requirements In Flanges Market.