Gate Valve
Classify
MZ45T-16
Scope Of Application:
| class |
125lb |
||
|
suitable medium |
water,oil,steam |
||
|
test pressure |
size |
2″-12″ |
14″-24″ |
|
shell |
2.41MPa |
1.83MPa |
|
|
sealed |
1.38MPa |
1.03MPa |
|
|
test time |
size |
seat |
|
|
2″-8″ |
30S |
30S |
|
|
10″-18″ |
60S |
60S |
|
|
≥20″ |
120S |
180S |
|
|
work pressure |
size |
2″-12″ |
14″-24″ |
|
-29-65°c |
1.38MPa |
1.03MPa |
|
|
temperature |
232°c：0.86MPa |
75°c：0.86MPa |
|
Technical Requirement:
1.Design, manufacture conforms to MSS SP-70.
2.Face to face dimension conforms to ANSI B16.10.
3.Flange drilled conforms to ANSI B16.1.
|
size(inch) |
L |
D |
D1 |
B |
n-d |
D0 |
H |
|
2 |
177.8 |
152 |
121 |
15.9 |
4-19 |
178 |
302 |
|
21/2 |
190 |
178 |
140 |
17.5 |
4-19 |
178 |
332 |
|
3 |
203.2 |
190 |
152.5 |
19 |
4-19 |
200 |
335 |
|
4 |
228.6 |
228.6 |
190.5 |
23.8 |
8-19 |
254 |
423 |
|
5 |
254 |
254 |
215.9 |
23.8 |
8-22.2 |
300 |
485 |
|
6 |
266.7 |
279.4 |
241.3 |
25.4 |
8-22.2 |
300 |
545 |
|
8 |
292.1 |
343 |
298.5 |
28.6 |
8-22.2 |
348 |
644 |
|
10 |
330.2 |
406 |
362 |
30.2 |
12-25.4 |
400 |
769 |
|
12 |
355.6 |
483 |
432 |
31.8 |
12-25.4 |
457 |
860 |
|
14 |
381 |
533.4 |
476.3 |
34.9 |
12-28.6 |
560 |
987 |
|
16 |
406.4 |
597 |
539.8 |
36.5 |
16-28.6 |
560 |
1044 |
|
18 |
432 |
635 |
578 |
39.7 |
16-32 |
610 |
1148 |
|
20 |
457 |
699 |
635 |
42.9 |
20-32 |
610 |
1257 |
|
24 |
508 |
813 |
749.5 |
47.6 |
20-35 |
765 |
1418 |
|
20 |
nut |
steel |
ASTM A 563 B |
GB700-88 Q235 |
|
19 |
washer |
steel |
Steel |
GB700-88 Q235 |
|
18 |
identification plate |
Aluminum |
|
YB604-66 LY12 |
|
17 |
handwheel |
cast iron |
ASTM A 126-B |
GB9439-88 HT200 |
|
16 |
gland follower |
ductile iron |
ASTM A 536 65-45-12 |
GB1348-88 QT450-10 |
|
15 |
packing |
graphite |
Non-Asbestos |
GB3518-83 LC35-999 |
|
14 |
stuffing box |
cast iron |
ASTM A 126-B |
GB9439-88 HT200 |
|
13 |
gasket |
graphite |
Non-Asbestos |
GB3518-83 LC35-999 |
|
12 |
nut |
steel |
ASTM A 563 B |
GB700-88 Q235 |
|
11 |
gland follower bolt |
steel |
ASTM A 307 B |
GB700-88 Q235 |
|
10 |
bonnet |
cast iron |
ASTM A 126-B |
GB9439-88 HT200 |
|
9 |
nut |
steel |
ASTM A 563 B |
GB700-88 Q235 |
|
8 |
bolt |
steel |
ASTM A 307 B |
GB700-88 Q235 |
|
7 |
gasket |
graphite |
Non-Asbestos |
GB3518-83 LC35-999 |
|
6 |
stem |
brass |
ASTM B 16 |
YB146-71 HPb59-1 |
|
5 |
wedge nut |
cast brass |
Mn-Brass |
GB1176-87 ZCuZn38Mn2Pb2 |
|
4 |
wedge |
cast iron |
ASTM A 126-B |
GB9439-88 HT200 |
|
3 |
wedge seat ring |
cast bronze |
ASTM B 62 |
GB1176-87 ZCuSn5Pb5Zn5 |
|
2 |
body seat ring |
cast bronze |
ASTM B 62 |
GB1176-87 ZCuSn5Pb5Zn5 |
|
1 |
body |
cast iron |
ASTM A 126-B |
GB9439-88 HT200 |
|
NO. |
Name of part |
Material |
American standad |
Chinese standard |
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