DINGSHENG PIPE INDUSTRY

CLASS E HUB FLANGE

AWWA C207 CLASS E SLIP ON HUB FLANGE
275 Psi

CLASS E HUB FLANGE

 Flange Dimensions & Approximate Masses

Nom Size

 OD

 Dia at Base

 Bore

Drilling

 Weight

Thickness

Overall Thickness

Bolt Circle

Hole Dia

No. Holes

A

T

L

E

B

C

4

9.00

0.938

1.312

5.312

4.57

7.50

0.750

8

13

5

10.00

0.938

1.438

6.438

5.66

8.50

0.875

8

14

6

11.00

1.000

1.562

7.562

6.72

9.50

0.875

8

17

8

13.50

1.125

1.750

9.688

8.72

11.75

0.875

8

28

10

16.00

1.188

1.938

12.000

10.88

14.25

1.000

12

37

12

19.00

1.250

2.188

14.375

12.88

17.00

1.000

12

59

14

21.00

1.375

2.250

15.750

14.19

18.75

1.125

12

78

16

23.50

1.438

2.500

18.000

16.19

21.25

1.125

16

101

18

25.00

1.562

2.688

19.875

18.19

22.75

1.250

16

110

20

27.50

1.688

2.875

22.000

20.19

25.00

1.250

20

139

22

29.50

1.812

3.125

24.000

22.19

27.25

1.375

20

162

24

32.00

1.875

3.250

26.125

24.19

29.50

1.375

20

197

26

34.25

2.000

3.375

28.500

26.19

31.75

1.375

24

235

28

36.50

2.062

3.438

30.750

28.19

34.00

1.375

28

269

30

38.75

2.125

3.500

32.750

30.19

36.00

1.375

28

303

32

41.75

2.250

3.625

35.000

32.19

38.50

1.625

28

375

34

43.75

2.312

3.688

37.000

34.19

40.50

1.625

32

401

36

46.00

2.375

3.750

39.250

36.19

42.75

1.625

32

452

38

48.75

2.375

3.750

41.750

38.19

45.25

1.625

32

528

40

50.75

2.500

3.875

43.750

40.19

47.25

1.625

36

573

42

53.00

2.625

4.000

46.000

42.19

49.50

1.625

36

648

44

55.25

2.625

4.000

48.000

44.19

51.75

1.625

40

688

46

57.25

2.688

4.062

50.000

46.19

53.75

1.625

40

733

48

59.50

2.750

4.125

52.250

48.19

56.00

1.625

44

799

50

61.75

2.750

4.125

54.250

50.19

58.25

1.875

44

827

52

64.00

2.875

4.250

56.500

52.19

60.50

1.875

44

922

54

66.25

3.000

4.375

58.750

54.19

62.75

1.875

44

1024

60

73.00

3.125

4.500

65.250

60.19

69.25

1.875

52

1253

66

80.00

3.375

4.875

71.500

66.19

76.00

1.875

52

1623

72

86.50

3.500

5.000

78.500

72.19

82.50

1.875

60

1922

78

93.00

3.875

5.375

84.500

78.19

89.00

2.125

64

2279

84

99.75

3.875

5.375

90.500

84.19

95.50

2.125

64

2586

90

106.50

4.250

5.750

96.750

90.19

102.00

2.438

68

3061

96

113.25

4.250

5.750

102.750

96.19

108.50

2.438

68

3432

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 is 275 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 class 150 standard for steel flanges.  The thickness of a class 150 flange from which the raised face has been removed shall be no less than dimension T minus 0.06 in.

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.