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Page 1: Valves Pics

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G l o b e V a l v e C r o s s - S e c t i o n

.

V al v e D i s c a n d S t e m

V A L V E D I S C

V A L V E S T E M

H A N D W H E E L

B O N N E T

V A L V E S E A T

S T U F F I N GB O X

V A L V E S T E M

L O C K I N G N U T

V A L V E D I S C

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F U L L Y O P E NF U L L Y O P E N

S H U TS H U T

P A R T O P E NP A R T O P E N

( T H R O T T L E D )( T H R O T T L E D )

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N O N - R I S I N G S T E M G A T E VA LV EN O N - R I S I N G S T E M G A T E VA LV E

H A N D W H E E L S E C U R E DT O S T E M B Y N U T

S T U F F I N G B O X

B O N N E T ( W I T H F E M A L ER I G H T - H A N D T H R E A D )

S T E M ( W I T H R I G H T -H A N D T H R E A D )

G A T E S E A T I N G S( D O U B L E S I D E D )

G A T E

T H R E A D E D P I P EC O N N E C T I O N

V A L V E B O D Y

G L A N D

G L A N D N U T

VALVE

OPEN

VALVE

CLOSED

C O L L A R O N S T E M

T O P R E V E N T U PO R D O W NM O V E M E N T

L E F T H A N DT H R E A D

N U T

O P E NC L O S E

VALVE

OPEN

VALVE

CLOSED

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S T E M

B U S H I N G

H A N D W H E E LF I X E D T O S T E MB U S H I N G

C O L L A R S O NB U S H I N G P R E V E N T S

U P O R D O W NM O V E M E N T   O F

H A N D W H E E LR O T AT I O N O F T H R E A DI N T H E S T E M

B U S H I N G C A U S E S I TT O M O V E V E R T I C A L L Y

L E F T H A N DT H R E A D

H A N D W H E E LS E C U R I N G N U T

Y O K E

H A N D W H E E L

Y O K E

S T U F F I N GB O X

B O N N E T

B O D Y

G A T E

S E A T

S T E M

P A C K I N G

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R I S I N G S T E M H A N D W H E E A S S E M ! "

S # i n $ C % e c & V al v e

V A L V E C O V E R

P I V O T P I N

P I V O T A R M

V A L V E S E A T F A C E

V A LV E D I S CA S S E M B L Y

V A L V E B O D Y

A N G L E P L U G

F L O W

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S # i n $ C % e c & V a l v e ' ( e r a t i o n

S D N R V al v e i n C l o s e d ) o s i t i o n

VA LV E O P E N – N O F L O WVA LV E O P E N – N O F L O W

N O F L O W F U L L F L O W

R E D U C E D F L O W W R O N G F L O W

V A LV E I N S H U T P O S I T I O N( U N D E R G R A V I T Y )

V A LV E I N O P E N P O S I T I O N

V A LV E I N S H U T P O S I T I O N( U N D E R P R E S S U R E )

V A LV E I N P A R T- O P E N P O S I T I O N

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S D N R V al v e S t e m ' ( e n * D i s c C l o s e d

VA LV E O P E N – F U L L F L O WVA LV E O P E N – F U L L F L O W

S D N R S t e m ' ( e n * D i s c ' ( e n

VA LV E O P E N – D I S C C L O S E D A G A I N S T B A C K - F L O WVA LV E O P E N – D I S C C L O S E D A G A I N S T B A C K - F L O W

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S D N R S t o ( ( i n $ ! a c & - + l o #

D I R E C T A C T I N G R E I E + VA V E

S

E

 A

T

B A L L O RP O P P E T

S P R I N G

O - R I N GS E A L

L O C K N U T

T H R E A D

R E T U R N T OO I L T A N K

F R O M P U M PD I S C H A R G E

R E L I E FV A L V E

I N L E T   P o r t

O I L T OS Y S T E M

A D J U S T M E N TK N O B

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  VAVE C ' S E D VAVE ' ) E N

) l , $ V al v e

V al v e - # a / 0

V AL VE P L U G A N D B O D YV AL V E P L U G A N D B O D Y

P L U G R O T AT E ST O S T A R T ,D I V E R T O RS T O P F L O W

T A P E R E DP L U G

S T E M

P O R T

H A N D L EG L A N D F O L L O W E R

S T E M

P A C K I N G

V A LV E B O N N E T

V A L V E B O D YV A L V EP L U G

V A L V EP O R T

B A L L

S T E M

H A N D L E

F L O W C A N B EI N E I T H E RD I R E C T I O N

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! a l l V al v e

! , t t e r 1 l / V al v e i n ' ( e n ) o s i t i o n

V A L V E B O D Y

H A N D L E

O P E N / C L O S E DI N D I C A T O R

V A L V E D I S C

N E O P R E N EI N S E R T

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! , t t e r 1 l / V al v e i n C l o s e d ) o s i t i o n

+ , e l T a n & S % , t ' 1 1 V al v e

V A L V E S T E M

N U T

D I S C

S E A T

S T E MM O V E M E N T O NO P E R A T I O N

H Y D R A U L I CP R E S S U R E

R E L E A S EP I S T O N

L A T C HM O V E M E N T

R E S E T H A N D L E( T O O P E N V A LV E )

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+ , e l T a n & S % , t ' 1 1 V al v e