Main performance parameter
Nominal diameter |
DN(mm) |
50-150 |
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Nominal pressure |
PN(MPa) |
1.0 |
1.6 |
2.5 |
Test Preessure Ps(MPa) |
Strength test |
1.5 |
2.4 |
3.75 |
Seal test |
1.1 |
1.76 |
2.75 | |
Gas seal test |
0.5-0.7MPa |
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Suitable medium |
Water,Oil,Steam,Coal gas Acid,Alkali |
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Suitable temperature |
-40¡æ-570¡æ
|
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Material for main parts
Name |
Material |
Body |
Carbon stell,Stainless steel,Chrome-molybdenum- |
Disc |
Carbon stell,Stainless steel,Chrome-molybdenum- |
Stem |
Stainless steel,Chrome-molbdenum-vanadium steel |
Seal ring |
Stainless steel,PTFE |
Packing |
Flexible graphite,PTFE |
D43H(F)Connection dimension
Diameter |
Main dimension |
1.0-1.6MPa |
2.5MPa |
|||||||||
mm |
lncb |
L |
H |
H1 |
D |
D1 |
A |
Z-¦Õd |
D |
D1 |
A |
ZÒ»¦Õd |
50 |
2 |
108 |
75 |
192 |
165 |
125 |
275 |
4-18 |
165 |
125 |
275 |
4-18 |
65 |
21/2 |
112 |
93 |
218 |
185 |
145 |
275 |
4-18 |
185 |
145 |
275 |
8-18 |
80 |
3 |
114 |
110 |
230 |
200 |
160 |
275 |
8-18 |
200 |
160 |
275 |
8-18 |
100 |
4 |
127 |
140 |
240 |
220 |
180 |
275 |
8-18 |
235 |
190 |
275 |
8-22 |
125 |
5 |
140 |
175 |
290 |
250 |
210 |
362 |
8-18 |
270 |
220 |
362 |
8-26 |
150 |
6 |
140 |
180 |
310 |
285 |
240 |
362 |
8-22 |
300 |
250 |
362 |
8-26 |
D73H(F)
Normal Size |
Main Dimension |
1 O-1 6MPa |
2.5MPa |
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mm |
inch |
L |
H |
H1 |
D1 |
A |
a |
Z-¦Õd |
D1 |
A |
a |
ZÒ»¦Õd |
50 |
2 |
43 |
72 |
192 |
125 |
275 |
45¡ã |
4-18 |
125 |
275 |
45¡ã |
4-18 |
65 |
21/2 |
46 |
110 |
218 |
145 |
75 |
45¡ã |
4-18 |
145 |
275 |
22¡ã30¡ä |
4-18 |
80 |
3 |
49 |
115 |
230 |
160 |
275 |
22¡ã30¡ä |
4-18 |
160 |
275 |
22¡ã30¡ä |
4-18 |
100 |
4 |
56 |
130 |
240 |
180 |
275 |
22¡ã30¡ä |
4-18 |
190 |
275 |
22¡ã30¡ä |
4-22 |
125 |
5 |
64 |
150 |
290 |
210 |
362 |
22¡ã30¡ä |
4-18 |
220 |
362 |
22¡ã30¡ä |
4-26 |
150 |
6 |
70 |
165 |
310 |
240 |
362 |
22¡ã30¡ä |
4-22 |
250 |
362 |
22¡ã30¡ä |
4-26 |
