Bladder
B-15G-7/8UNF-N-A
1、Category:
B-Bladder
2、Volume size:
GAL-USA Standard;1QT / 1PT / CI(cu.in.)
L-EU Standard & China Standard
3、Gas Stem Type
M24;M30;M50;5/8UNF;7/8UNF
4、Rubber material:
Standard NBR(N)-
5、Structure:
A-USA
E-EU Standard
C-China Standard
1.Model code
B-15G-7/8UNF-N-A
1 2 3 4 5
1、Category:
B-Bladder
2、Volume size:
GAL-USA Standard;1QT / 1PT / CI(cu.in.)
L-EU Standard & China Standard
3、Gas Stem Type
M24;M30;M50;5/8UNF;7/8UNF
4、Rubber material:
Standard NBR(N)-
5、Structure:
A-USA
E-EU Standard
C-China Standard
Example:
A bladder for 1PT accumulator,Standard Buna N Aromatic Resistant,the thread of the gas stem is 5/8UNF。The type of the bladder is B-1PT-5/8UNF-N-A .
2.Standard bladder compounds (the bladder can be supplied with the following choices of compounds to render it compatible with the system fluid).
CODE |
Rubber material |
Operating temp range / ℃ |
Compatible liquid |
|
N |
Nitrile rubber |
NBR |
-20~80 |
Mineral oil, vegetable oil, silicon and lubricating oil, diesel oil, kerosene, fuel oil, flame retardant liquid (HFA, HFB, HFC) not exceeding 100 ℃, water, seawater, etc |
L |
Low temperature nitrile rubber |
Low Temp NBR |
-40~80 |
|
H |
High temperature nitrile rubber
|
High Temp NBR |
-20~105 |
|
Q |
Hydrogenated nitrile rubber |
HNBR |
-30~140 |
|
O |
Chloroether rubber |
ECO |
-30~120 |
Unleaded gasoline, mineral oil |
E |
EPDM rubber |
EPDM |
-50~130 |
Brake fluid, hot water, detergent, water glycol, various acids and bases, hydrochloric acid, etc |
F |
Fluororubber |
FFM(Viton ) |
-10~140 |
Mineral oil, some inorganic acids, freon |
C |
Neoprene |
Chloroprene |
-23~110 |
Some freon, water and aqueous solution, ammonia, carbon dioxide, mineral oil, paraffin and silicone oil |
I |
Butyl rubber |
Butyl(IIR) |
-45~125 |
Phospholipids (hfd-r), hot water, ammonia, caustic soda, glycol based brake fluid, alcohol, etc |
For special liquids, consult our technicians.
3.Sizes and dimensions
Type and dimensions of bladder ( China national standard )
Accumulator specification |
C |
D |
E |
B |
A |
Accumulator specification |
C |
D |
E |
B |
A |
|||
external diameterφ |
volumeL |
external diameterφ |
vplume L |
|||||||||||
89 |
0.4 |
77 |
M16×1.5 |
M24×1.5 |
44 |
89 |
152 |
1.6 |
132 |
M16×1.5 |
M30×1.5 |
50 |
144 |
|
0.63 |
144 |
2.5 |
210 |
|||||||||||
1 |
260 |
4 |
312 |
|||||||||||
114 |
1 |
98 |
150 |
6.3 |
486 |
|||||||||
219 |
10 |
190 |
M16×1.5 |
M30×1.5 |
60 |
415 |
299 |
25 |
262 |
M16×1.5 |
M30×1.5 |
77 |
470 |
|
16 |
615 |
40 |
740 |
|||||||||||
20 |
755 |
50 |
920 |
|||||||||||
25 |
925 |
63 |
1180 |
|||||||||||
32 |
1170 |
80 |
1440 |
|||||||||||
40 |
1405 |
100 |
1880 |
|||||||||||
50 |
1645 |
125 |
2300 |
|||||||||||
229 |
10 |
200 |
M16×1.5 |
M30×1.5 |
80 |
320 |
351 |
63 |
312 |
M16×1.5 |
M50×1.5 |
80 |
780 |
|
20 |
589 |
80 |
1000 |
|||||||||||
25 |
760 |
100 |
1280 |
|||||||||||
32 |
1108 |
125 |
1590 |
|||||||||||
40 |
1258 |
160 |
2050 |
|||||||||||
50 |
1625 |
180 |
2300 |
|||||||||||
54 |
1711 |
200 |
2580 |
Type and dimensions of other bladder
external diameterφ |
volume |
C |
D |
E |
A |
267 |
20 |
229 |
110 |
89 |
500 |
30 |
735 |
||||
40 |
960 |
||||
50 |
1280 |
||||
60 |
1420 |
American or European standard dimensions
Accumulator specification |
C |
D |
E |
B |
A |
||
φ |
EU standard |
US standard |
|||||
89 |
0.5 L |
1 PT |
70 |
3/8-24UNF |
5/8 UNF |
30 |
120 |
114 |
1 L |
1 QT |
96 |
3/8-24UNF |
5/8 UNF |
30 |
145 |
1.5 L |
1.5 QT |
226 |
|||||
2.0 L |
—— |
280 |
|||||
2.5 L |
150 CI |
320 |
|||||
4L |
—— |
530 |
|||||
5L |
—— |
665 |
|||||
168 |
4 L |
1 Gal |
144 |
1/2-20UNF |
7/8-14 UNF |
30 |
195 |
5 L |
—— |
290 |
|||||
6 L |
1.5 Gal |
320 |
|||||
10 L |
2.5 Gal |
580 |
|||||
219 229 245 |
10 L |
2.5 Gal |
200 |
1/2-20UNF |
7/8-14 UNF |
41 |
320 |
12 L |
—— |
360 |
|||||
13 L |
—— |
415 |
|||||
15 L |
—— |
440 |
|||||
20 L |
5 Gal |
589 |
|||||
25 L |
—— |
760 |
|||||
32 L |
10 Gal |
1108 |
|||||
40 L |
11 Gal |
1258 |
|||||
—— |
12.5 Gal |
1550 |
|||||
50 L |
14 Gal |
1625 |
|||||
54 L |
15 Gal |
1711 |
|||||
299 |
25 L |
6.5 Gal |
262 |
1/2-20UNF |
M30×1.5 |
80 |
470 |
40 L |
10 Gal |
740 |
|||||
50 L |
13 Gal |
920 |
|||||
63 L |
16 Gal |
1180 |
|||||
80 L |
20 Gal |
1440 |
|||||
100 L |
25 Gal |
1880 |
|||||
125 L |
32 Gal |
2300 |
|||||
351 |
63 L |
16 Gal |
312 |
1/2-20UNF |
M50×1.5 |
80 |
780 |
80 L |
20 Gal |
1000 |
|||||
100 L |
25 Gal |
1280 |
|||||
125 L |
32 Gal |
1590 |
|||||
160 L |
40 Gal |
2050 |
|||||
180 L |
45 Gal |
2300 |
|||||
200 L |
50 Gal |
2580 |
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