GENERAL MATERIAL
No.
NAME\TYPE
S7-FS
S7L-FS
S7-BS
S7L-BS
1
JOINT
ASTM-B584-C83600
-
2
VALVE SEAT
AISI 403
-
3
DISC
AISI 630
-
4
ADJUST RING
ASTM-B584-C83600
-
5
SPINDLE
AISI 304
-
6
SPRING SEAT
ASTM-B16-C86000

-
7
SPRING
SPRING STAILESS or STAINLESS S.S
-
8
SPRING BOX
ASTM-A48-No.30
ASTM-B584-C83600
1. WORKING PRESS.
(kgf/cm2G)
0.5~10
-
2. WORKING TEMP.
(  C)
0~215
-45~215
3. WORKING FLUID
NG.S
-
 
 
  FLUID SYMBOL
  1.Noncorrosive Gas :: NG
  2. Corrosive Gas :: CG
  3. Steam :: S
  4. Superheat Steam : SS
  5. Hot Water : HW
  6. Noncorrosive Liquid :NL
  7. Corrosive Liquid :CL
 
DIMENSION
NOMINAL SIZE
LIFT
PIPING SIZE
CENTER TO FACE
SEALING
(LEVER)
OPENING
WEIGHT
d1:INLET

e

(D/15)

INLET
OUTLET

 

L1

 

L2

APPROX.

H

APPROX.

(H')

APPROX.

(kg)

dt:BORE OF THROAT

 

d1

dj

 

d2

d2:OUTLET
d1 x dt X d2
1 1/4 x 19 x 1 1/4
4.5
1 1/2
25
G 1 1/24
55
63
195
215
3.0
1 1/2 x 24 x 1 1/2
5.5
Rc 1 1/2
32
G1/2
60
70
220
250
4.0
 
 
   
         
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