GENERAL MATERIAL
No. NAME \ TYPE
M8-B
M8L-B
M8-BS
M8L-BS
127
VALE SEAT
ASTM-B584-C83600
or B16-C36000
ASTM-A351-CF8
or AISI 304
154
DISC
ASTM-B584-C83600
ASTM-A351-CF8
or AISI 304
331
ADJUST RING
ASTM-B584-C83600
or B16-C36000
-
182
SPINDLE
ASTM-B124-C3700
AISI 304
711
SPRING SEAT
ASTM-B16-C36000
-
S1
SPRING
SPRING STEEL or STAINLESS S.S.
-
535
SPRING BOX
ASTM-B584-C83600
-
511
CAP
ASTM-B584-C83600
or B16-C36000
-
1.WORKING PRESS.(kgf/cm2G)
0.3~10
-
2.WORKING TEMP.(  íC)
-45~185
-45~215
3.WORKING FLUID
NG .S.HW. NL
-
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)

D: SEAT HOLE
d2:OUTLET
d1 x D x d2
d1
d2
3/4 x 19 x 3/4
1.3
R 3/4
G 3/4
45
64
166
185
1.3
1 X 25 X 1
1.3
R 3/4
G 3/4
50
76
196
215
2.1
1 1/4 X 32 X 1 /12
2.2
R 1 1/4
G1 1/4
55
92
219
238
2.8
1 1/2 X 38 X 1 1/2
3.0
R1 1/2
G1 1/2
65
97
257
286
4.2
2 X 50 X 2
3.4
R2
G2
70
106
283
312
6.6
 
 
   
         
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