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NIBCO Technical Services • Phone: 1.888.446.4226 • Fax: 1.888.336.4226 

11 

30” THRU 48” SIZE BUTTERFLY VALVES 

 

                         

 

 

 

 

 

 

 

FIGURE 9                                   

 

 

ITEM

 

QTY

 

DESCRIPTION

 

MATERIAL

 

SPECIFICATIONS

 

  

ITEM

 

QTY

 

DESCRIPTION

 

MATERIAL

 

SPECIFICATIONS

 

1

 

1

 

SCREW

 

STEEL

 

  

18

 

1

 

DISC

 

ALUM

 

BRZ

 

ASTM

 

A148

 

C95400

 

2

 

1

 

NUT

 

STEEL

 

  

STAINLESS

 

STL

 

CF8M

 

3

 

1

 

WASHER

 

STEEL

 

  

19

 

1

 

SEAT

 

EPDM

 

ASTM

 

D2000

 

4

 

1

 

O

RING

 

NITRILE

 

ASTM

 

D2000

 

  

NITRILE

 

ASTM

 

D2000

 

5

 

4

 

SCREW

 

STEEL

 

  

20

 

1

 

BUSHING

 

LONG

 

BRONZE

 

ASTM

 

B584

 

C83600

 

6

 

4

 

WASHER

 

SPRING

 

STEEL

 

  

21

 

1

 

BODY

 

DUCTILE

 

IRON

 

A536

 

65

45

12

 

7

 

1

 

END

 

CAP

 

COVER

 

DUCTILE

 

IRON

 

A536

 

65

45

12

 

  

22

 

1

 

I.D.

 

PLATE

 

ALUMINIM

 

8

 

1

 

O

RING

 

NITRILE

 

ASTM

 

D2000

 

  

23

 

2

 

RIVIT

 

ALUMINIM

 

9

 

1

 

ROLL

 

PIN

 

STEEL

 

  

24

 

2

 

KEY

 

STEEL

 

10

 

2

 

SPACER

 

STEEL

 

  

25

 

8

 

SCREW

 

STEEL

 

11

 

1

 

THRUST

 

BEARING

 

STEEL

 

  

26

 

8

 

WASHER

 

SPRING

 

STEEL

 

12

 

4

 

BUSHING

 

SHORT

 

BRONZE

 

ASTM

 

B584

 

C83600

 

  

27

 

8

 

NUT

 

STEEL

 

13

 

2

 

O

RING

 

NITRILE

 

ASTM

 

D2000

 

  

28

 

1

 

TOP

 

CONNECTION

 

SPT

 

DUCTILE

 

IRON

 

A536

 

65

45

12

 

14

 

1

 

STEM

 

LOWER

 

STAINLESS

 

ST

 

ASTM

 

A276

 

S42000

 

  

29

 

1

 

PACKING

 

RING

 

BRONZE

 

ASTM

 

B584

 

C83600

 

STAINLESS

 

ST

 

ASTM

 

A564

 

S63000

 

  

30

 

4

 

V

CUP

 

PACKING

 

NITRILE

 

ASTM

 

D2000

 

15

 

1

 

BUSHING

 

MID.

 

BRONZE

 

ASTM

 

B584

 

C83600

 

  

31

 

1

 

UPPER

 

PACKING

 

NITRILE

 

ASTM

 

D2000

 

16

 

3

 

TAPER

 

PIN

 

STAINLESS

 

STL

 

ASTM

 

A276

 

S42000

 

  

32

 

1

 

PACKING

 

GLAND

 

DUCTILE

 

IRON

 

A536

 

65

45

12

 

STAINLESS

 

ST

 

ASTM

 

A564

 

S63000

 

  

33

 

2

 

STUD

 

STEEL

 

17

 

1

 

STEM

 

UPPER

 

STAINLESS

 

STL

 

ASTM

 

A276

 

S42000

 

  

34

 

2

 

NUT

 

STEEL

 

STAINLESS

 

ST

 

ASTM

 

A564

 

S63000

 

 

35

 

1

 

PIN

 

STEEL

 

18

 

1

 

DISC

 

DI

 

ASTM

 

A536

 

NYLON

 

COAT.

 

 

36

 

1

 

RETAINING

 

RING

 

STEEL

 

 

TABLE 8 

Содержание LD-3000 Series

Страница 1: ... U A R T E R S 1 5 1 6 M I D D L E B U R Y S T E L K H A R T I N 4 6 5 1 6 4 7 4 0 U S A P H O N E 5 7 4 2 9 5 3 0 0 0 FA X 5 7 4 2 9 5 3 3 0 7 W E B w w w n i b c o c o m Review Date NA Original Date 3 23 2022 USA ONLY Installation and Maintenance Guidelines for NIBCO Flanged Butterfly Valves with Rubber Seats Figure Numbers LD 7000 Series LD 3000 Series Pressure Rating 232 psi 16 Bar CWP LD 7000...

Страница 2: ... used when selecting mating components for use with NIBCO flange style butterfly valves The internal diameter of flanges fittings and pipe must be compatible with the butterfly valve for proper seal face integrity and disc operation When in the open position the disc extends outward from the valve body The internal diameter of connecting components must be large enough to allow clearance for the d...

Страница 3: ...e between the flanges for the valve Make sure the pipe flange faces are clean of any foreign material such as scale metal shavings or welding slag Valves should be installed with the disc in the closed position to prevent damage to sealing surfaces Rubber seated butterfly valves have an integral rubber face that seals to the attaching flanges therefore separate gaskets should not be used 1 Fully c...

Страница 4: ... 1 44 1 44 3 32 1 8 UNC 18 4 12 1 56 1 56 3 32 1 1 8 7 UNC 20 5 14 1 69 1 69 3 5 40 1 1 8 7 UNC 24 5 98 1 88 1 88 4 40 1 1 4 7 UNC 30 6 57 2 12 4 25 56 1 1 4 7 UNC 2 94 5 56 36 8 00 2 38 5 64 1 1 2 6 UNC 3 56 6 64 42 9 88 2 62 5 25 72 1 1 2 6 UNC 3 81 6 5 72 48 10 87 2 75 5 5 88 1 1 2 6 UNC 4 25 7 88 TABLE 2 TABLE 3 BOLT GRADE BOLT HEAD MARKING LUBRICATED BOLT SIZE NON LUBRICATED BOLT SIZE 1 8 1 7...

Страница 5: ... it stops 11 Tighten CLOSE stop nut until it is tight or install outer set screw and tighten 12 If the valve is installed in the system piping and cannot be removed it is possible to adjust the stops but is a little more difficult The only difference is that instead of visually checking the actual disc in the valve you must visually check the pointer position Because the exact pointer position is ...

Страница 6: ...NIBCO Technical Services Phone 1 888 446 4226 Fax 1 888 336 4226 6 GEAR OPERATOR FOR 14 SIZE BUTTERFLY VALVES FIGURE 2 GEAR OPERATOR FOR 16 THRU 24 SIZE BUTTERFLY VALVES FIGURE 3 ...

Страница 7: ...chnical Services Phone 1 888 446 4226 Fax 1 888 336 4226 7 GEAR OPERATOR FOR 30 36 SIZE BUTTERFLY VALVES FIGURE 4 GEAR OPERATOR FOR 42 48 SIZE BUTTERFLY VALVES FIGURE 5 OPEN STOP CLOSE STOP OPEN STOP CLOSE STOP ...

Страница 8: ... mm mm 63 35 18 67 35 18 X 11 X 80 140 18 197 86 0 480 404 560 24 INCHES 2 756 0 787 2 93 784 X 472 X 3 15 10 00 0 71 10 87 3 39 22 13 18 15 26 57 600 mm mm 70 00 20 74 50 20 X 12 X 80 254 18 276 86 0 562 461 675 VALVE SIZE UNITS L M N O P Q R QTY U THREADS T GEAR MOUNT WEIGHT 14 INCHES 13 15 3 62 3 94 20 98 18 75 12 87 24 1 8 UNC 1 18 F10 220 lbs 350 mm mm 334 0 92 100 533 476 3 327 30 100 Kg 16 ...

Страница 9: ...000 7 1 DISC DUCTILE IRON A536 65 45 12 NYLON 11 COATED ALUM BRZ ASTM A148 C95400 STAINLESS STEEL CF8M 8 2 TAPER PIN STAINLESS STEEL ASTM A276 S42000 STAINLESS STEEL ASTM A564 S63000 9 1 SEAT EPDM ASTM D2000 NITRILE ASTM D2000 10 2 BUSHING LONG BRONZE ASTM B584 C83600 11 1 BODY DUCTILE IRON ASTM A536 65 45 12 12 2 STUD STEEL 13 2 NUT STEEL 14 1 PACKING RING BRONZE ASTM B584 C83600 15 2 V CUP PACKI...

Страница 10: ... 16 X 140 356 33 415 150 1044 864 1180 48 INCHES 4 724 1 260 5 28 1 260 X 709 X 5 50 14 02 1 30 16 34 5 91 44 37 37 44 53 07 1200 mm mm 120 32 134 32 X 18 X 14 356 33 415 150 1127 951 1348 VALVE SIZE UNITS L M N O P Q R QTY S THREADS T GEAR MOUNT WEIGHT 30 INCHES 29 33 6 57 7 09 38 74 36 00 29 09 56 1 7 UNC 2 13 F30 1109 lbs 750 mm mm 745 167 180 984 914 4 739 54 504 Kg 36 INCHES 34 06 7 99 8 31 4...

Страница 11: ...INIM 9 1 ROLL PIN STEEL 24 2 KEY STEEL 10 2 SPACER STEEL 25 8 SCREW STEEL 11 1 THRUST BEARING STEEL 26 8 WASHER SPRING STEEL 12 4 BUSHING SHORT BRONZE ASTM B584 C83600 27 8 NUT STEEL 13 2 O RING NITRILE ASTM D2000 28 1 TOP CONNECTION SPT DUCTILE IRON A536 65 45 12 14 1 STEM LOWER STAINLESS ST ASTM A276 S42000 29 1 PACKING RING BRONZE ASTM B584 C83600 STAINLESS ST ASTM A564 S63000 30 4 V CUP PACKIN...

Страница 12: ...T GEAR OPERATOR OR ACTUATOR CLOSE STOP SEE SECTION IV CONTAMINATION ADHERED TO SEALING SURFACES OF SEAT CLEAN BOTH SEALING SEAT SURFACES RUBBER SEAT HAS ERODED CHECK MEDIA TO SEE IF COMPATIBLE WITH RUBBER SEAT MATERIAL EXTERNAL LEAKAGE AT LOWER STEM END CAP O RING DAMAGED REPLACE O RING RETAINING COVER O RING DAMAGED REPLACE O RING ADJUSTING SCREW O RING DAMAGED REPLACE O RING EXTERNAL LEAKAGE AT ...

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