Item name: butterfly valve
Product features: D3/7/43H-10K series day mark on the folder type, flange type three eccentric hard seal butterfly valve, the eccentric hard seal butterfly valve three
Day mark butterfly valve details: D3/7/43H-10K series day mark on the folder type, flange type three eccentric hard seal butterfly valve, three eccentric hard seal butterfly valve
Part name |
Material Science |
valve body |
WCB、304、316、316SS、CF8M |
Disc |
WCB、304、316、316SS、CF8M |
The stem |
316、2Cr13、1Cr18Ni9Ti |
Seal ring |
316、Fluorine plastics |
filler |
Flexible graphite, fluorine plastic |
The main structure characteristics of D373H-10K, 20K and D343H-10K, 20K series of the folder type butterfly valve and flange three eccentric seal, valve seat ring by multi-layer elastic seal and soft seal compatibility of two kinds of structure, the sealing performance is reliable, to ensure that the open disc does not contact the sealing seat, the sealing seat eliminates the uneven loads, long service life, and ensure reliable sealing performance, has the characteristics of high temperature resistance, abrasion resistance, corrosion resistance etc.. Widely used in petroleum, chemical and industrial environmental protection water treatment, high-rise buildings, water supply and drainage pipes
Nominal diameter
DN(mm)
830W
830L
2〞~36〞
2〞~36〞
Nominal pressure
PN(MPa)
10K
20K
Test pressure
strength test
1.5
3.0
Seal test
1.1
2.2
Applicable medium
Water, steam, oil, seawater, etc.
Applicable temperature
-29℃~425℃
Day butterfly valve D373H-10K, 20K series:
Nominal diameter |
Structure length (standard value) |
Dimensions (reference values) |
Connection dimensions (standard values) |
||||||||||||||||
H |
D373H |
D673H |
D973H |
10K |
20K |
||||||||||||||
millimeter |
inch |
L |
H1 |
A1 |
B1 |
H2 |
A2 |
B2 |
H3 |
A3 |
B3 |
D1 |
Z-d |
D1 |
Z-d |
||||
50 |
2 |
43 |
112 |
350 |
180 |
200 |
625 |
245 |
72 |
530 |
250 |
255 |
120 |
4-19 |
120 |
8-19 |
|||
65 |
21/2 |
46 |
115 |
370 |
180 |
200 |
625 |
245 |
72 |
530 |
250 |
255 |
140 |
4-19 |
140 |
8-19 |
|||
80 |
3 |
49 |
120 |
380 |
180 |
200 |
645 |
245 |
72 |
565 |
250 |
255 |
150 |
8-19 |
160 |
8-23 |
|||
100 |
4 |
56 |
138 |
420 |
180 |
200 |
675 |
355 |
92 |
600 |
250 |
255 |
175 |
8-19 |
185 |
8-23 |
|||
125 |
5 |
64 |
164 |
460 |
180 |
200 |
715 |
355 |
92 |
640 |
250 |
255 |
210 |
8-23 |
225 |
8-25 |
|||
150 |
6 |
70 |
175 |
555 |
270 |
280 |
800 |
355 |
92 |
705 |
300 |
315 |
240 |
8-23 |
260 |
12-25 |
|||
200 |
8 |
70 |
208 |
605 |
270 |
280 |
850 |
250 |
170 |
775 |
300 |
315 |
290 |
12-33 |
305 |
12-25 |
|||
250 |
10 |
76 |
243 |
680 |
270 |
280 |
925 |
250 |
170 |
945 |
300 |
315 |
355 |
12-25 |
380 |
12-27 |
|||
300 |
12 |
83 |
283 |
800 |
380 |
420 |
1035 |
450 |
220 |
1070 |
300 |
315 |
400 |
16-25 |
430 |
16-27 |
|||
350 |
14 |
92 |
310 |
835 |
380 |
420 |
1070 |
450 |
220 |
1140 |
300 |
315 |
445 |
16-25 |
480 |
16-33 |
|||
400 |
16 |
102 |
340 |
915 |
450 |
470 |
1190 |
450 |
220 |
1210 |
300 |
315 |
510 |
16-27 |
540 |
16-33 |
|||
450 |
18 |
114 |
380 |
960 |
480 |
490 |
1250 |
650 |
280 |
1335 |
575 |
714 |
565 |
20-27 |
605 |
20-33 |
|||
500 |
20 |
127 |
410 |
1020 |
480 |
490 |
1290 |
650 |
280 |
1415 |
575 |
714 |
620 |
20-27 |
660 |
20-33 |
|||
600 |
24 |
154 |
470 |
1225 |
480 |
490 |
1455 |
850 |
380 |
1605 |
656 |
810 |
730 |
24-33 |
770 |
24-39 |
|||
700 |
28 |
165 |
550 |
1355 |
640 |
660 |
1585 |
850 |
380 |
1844 |
656 |
810 |
840 |
24-33 |
900 |
24-48 |
|||
800 |
32 |
190 |
640 |
1470 |
640 |
660 |
1700 |
1250 |
380 |
2040 |
656 |
810 |
950 |
28-33 |
1030 |
24-56 |
|||
900 |
36 |
203 |
710 |
1545 |
750 |
860 |
1965 |
1250 |
380 |
2255 |
785 |
863 |
1050 |
28-33 |
1140 |
28-56 |
|||
1000 |
40 |
216 |
770 |
1795 |
850 |
900 |
2015 |
1250 |
380 |
2380 |
785 |
863 |
1160 |
28-39 |
|
|
|||
1200 |
48 |
254 |
890 |
1965 |
850 |
900 |
2250 |
1250 |
380 |
2640 |
785 |
863 |
1380 |
32-39 |
|
|
七、Day butterfly valve day mark D343H-10K, 20K series:
Nominal diameter |
Structure length(standard value) |
Dimensions (reference values) |
Connection dimensions (standard values) |
||||||||||||||||
L |
H |
D373H |
D673H |
D973H |
10K |
20K |
|||||||||||||
millimeter |
inch |
short |
long |
H1 |
A1 |
B1 |
H2 |
A2 |
B2 |
H3 |
A3 |
B3 |
D |
D1 |
Z-d |
D |
D1 |
Z-d |
|
50 |
2 |
108 |
150 |
112 |
350 |
180 |
200 |
605 |
245 |
72 |
530 |
250 |
255 |
155 |
120 |
4-19 |
|
|
|
65 |
2 1/2 |
112 |
170 |
115 |
370 |
180 |
200 |
625 |
245 |
72 |
530 |
250 |
255 |
175 |
140 |
4-19 |
155 |
120 |
8-19 |
80 |
3 |
114 |
180 |
120 |
380 |
180 |
200 |
645 |
245 |
72 |
565 |
250 |
255 |
185 |
150 |
8-19 |
175 |
140 |
8-19 |
100 |
4 |
127 |
190 |
138 |
420 |
180 |
200 |
675 |
355 |
92 |
600 |
250 |
255 |
210 |
175 |
8-19 |
200 |
160 |
8-23 |
125 |
5 |
140 |
200 |
164 |
460 |
180 |
200 |
715 |
355 |
92 |
640 |
250 |
255 |
250 |
210 |
8-23 |
225 |
185 |
8-23 |
150 |
6 |
140 |
210 |
175 |
555 |
270 |
280 |
800 |
355 |
92 |
705 |
300 |
315 |
280 |
240 |
8-23 |
270 |
225 |
8-25 |
200 |
8 |
152 |
230 |
208 |
605 |
270 |
280 |
850 |
250 |
170 |
775 |
300 |
315 |
330 |
290 |
12-23 |
305 |
270 |
12-25 |
250 |
10 |
165 |
250 |
243 |
680 |
270 |
280 |
925 |
250 |
170 |
945 |
300 |
315 |
400 |
355 |
12-25 |
350 |
305 |
12-25 |
300 |
12 |
178 |
270 |
283 |
800 |
380 |
420 |
1035 |
450 |
220 |
1070 |
300 |
315 |
445 |
400 |
16-25 |
430 |
350 |
12-27 |
350 |
14 |
190 |
290 |
310 |
835 |
380 |
420 |
1070 |
450 |
220 |
1140 |
300 |
315 |
490 |
445 |
16-25 |
480 |
430 |
16-27 |
400 |
16 |
216 |
310 |
340 |
915 |
450 |
470 |
1190 |
450 |
220 |
1210 |
300 |
315 |
560 |
510 |
16-27 |
540 |
480 |
16-33 |
450 |
18 |
222 |
330 |
380 |
960 |
480 |
490 |
1250 |
650 |
280 |
1335 |
575 |
714 |
620 |
565 |
20-27 |
605 |
540 |
16-33 |
500 |
20 |
229 |
350 |
410 |
1020 |
480 |
490 |
1290 |
650 |
280 |
1415 |
575 |
714 |
675 |
620 |
20-27 |
675 |
605 |
20-33 |
600 |
24 |
267 |
390 |
470 |
1225 |
480 |
490 |
1455 |
850 |
380 |
1605 |
656 |
810 |
795 |
730 |
24-33 |
730 |
660 |
20-33 |
700 |
28 |
292 |
430 |
550 |
1355 |
640 |
660 |
1585 |
850 |
380 |
1844 |
656 |
810 |
905 |
840 |
24-33 |
845 |
770 |
24-39 |
800 |
32 |
318 |
470 |
640 |
1470 |
640 |
660 |
1700 |
1250 |
380 |
2040 |
656 |
810 |
1020 |
950 |
28-33 |
995 |
900 |
24-48 |
900 |
36 |
330 |
510 |
710 |
1545 |
750 |
860 |
1865 |
1250 |
380 |
2255 |
785 |
863 |
1120 |
1050 |
28-33 |
1140 |
1030 |
24-56 |
1000 |
40 |
410 |
550 |
770 |
1795 |
850 |
900 |
2015 |
1500 |
580 |
2380 |
785 |
863 |
1235 |
1160 |
28-39 |
1250 |
1140 |
28-56 |
1200 |
48 |
470 |
630 |
890 |
1965 |
850 |
900 |
2226 |
1500 |
580 |
2640 |
785 |
863 |
1465 |
1380 |
32-39 |
|
|
|
Design standard:API1609-83
Flange connection size:JIS B2212 ??JIS B2213 ??JIS B2214
Structure length:JIS B2002-1987
Pressure test:JIS B2003-1987
Driving form
Handle, worm gear, pneumatic, electric, etc.