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Below is an illustrated guide to FRP Flange Bolting Sequences.

 

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Below is a guide to Flange Nozzle Maximum Bolt Torque.

NOZZLE SIZE BOLT TORQUE
1"-12" 25 FT. LBS. MAX.
14"-16" 30 FT. LBS. MAX.
18"-20" 35 FT. LBS. MAX.
24" 40 FT. LBS. MAX.

 

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Tank Capacity Chart (U.S. Gallons)

Diameter

per / ft shell

ASME Dish

30° Cone

45° Cone

60° .Cone

3'-0"

53

16

15

26

46

4'-0"

94

38

36

63

109

5'-0"

147

74

71

122

212

6'-0"

212

128

122

211

366

7'-0"

288

203

194

336

582

8'-0"

376

308

289

501

868

9'-0"

476

444

412

714

1236

10'-0"

588

611

565

979

1696

11'-0"

711

793

752

1303

2257

12'-0"

846

1082

977

1692

2931

 

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Flange Dimensions (150 lb. Drilling at 25 PSI)

Pipe

Flg O.D.

Flg Thk

BC Dia.

B/H'S

B/H Dia.

Bolt Dia.

1"

4-1/4"

1/2"

3-1/8"

4

5/8"

1/2"

1-1/2"

5"

1/2"

3-7/8"

4

5/8"

1/2"

2"

6"

1/2"

4-3/4"

4

3/4"

5/8"

3"

7-1/2"

1/2"

6"

4

3/4"

5/8"

4"

9"

1/2"

7-1/2"

8

3/4"

5/8"

6"

11"

1/2"

9-1/2"

8

7/8"

3/4"

8"

13-1/2"

9/16"

11-3/4"

8

7/8"

3/4"

10"

16"

11/16"

14-1/4"

12

1"

7/8"

12"

19"

3/4"

17"

12

1"

7/8"

14"

21"

13/16"

18-3/4"

12

1-1/8"

1"

16"

23-1/2"

7/8"

21-1/4"

16

1-1/8"

1"

18"

25"

15/16"

22-3/4"

16

1-1/4"

1-1/8"

20"

27-1/2"

1"

25"

20

1-1/4"

1-1/8"

 

 

 

 

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