·产品结构及用途
两分式和三段式固定球阀又称测装分体式球阀,将阀体沿与阀门通道轴线相垂直的截面分为不对称的左右两半,它在管道上主要用于切断、分配和改变介质流动方向。它的枢轴结构保证了准确的球体位置。标准阀座采用弹簧结构,将阀盖推向球体,保证了良好的低压密封性能。该球阀阀前、阀后阀座都能密封, 即所谓双向密封特性,利用自带的排放阀,阀体中腔可向外排放。枢轴采用防吹出保护结构,低摩擦系数的轴承等。具有性能优异,可靠性高,用途广泛,价格合理等优点。适用于:化工、石油、天然气、冶金、等行业及含硫化氢介质、杂质多、腐蚀严重的天然气长输管线。
·主要性能规范
试验压力(Mpa) |
公称压力(Mpa) |
压力级(Class) |
JIS(MPa) |
|||||||||
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
150 |
300 |
400 |
600 |
900 |
10K |
20K |
|
强度试验 |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
3.1 |
7.8 |
10.2 |
15.3 |
23.1 |
2.4 |
3.8 |
密封试验 |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
2.2 |
5.6 |
7.5 |
11.2 |
16.8 |
1.5 |
2.8 |
气密试验 |
0.5-0.7 |
|||||||||||
工作温度 |
PTEE≤150℃ PPL E≤300℃ 碳纤≤350℃ |
|||||||||||
适用介质 |
C:水、油、蒸气 P:硝酸类(温度≤200℃ ) R:醋酸类(温度≤200℃ ) |
·主要零件材质
零件名称 |
材料 |
|||
材料代号 |
C |
L |
P |
R |
阀体 阀盖 |
WCB |
ZGOOCr17Ni14Mo2(CF3M) |
ZG1Cr18Ni9Ti(CF8) |
ZG1Cr18Ni12Mo2Ti(CF8M) |
球体 |
2Cr13 |
ZGOOCr17Ni14Mo2(CF3M) |
ZG1Cr18Ni9Ti(CF8) |
ZG1Cr18Ni12Mo2Ti(CF8M) |
阀杆 |
2Cr13 |
316L |
1Cr18Ni9Ti(304) |
1Cr18Ni12Mo2Ti(316) |
阀座密封面 |
PTFE、碳素纤维+PTFE、对位聚苯 |
|||
螺柱 螺母 |
35 35CrMoA(B7) 45(2H) |
2Cr13(420) 1Cr18Ni9 1Cr17Ni2(431) |
||
填料 |
V型PTFE、柔性石墨 |
·主要外形尺寸
公称压力(MPa) |
公称通径 |
L |
D |
|
D2 |
D6 |
b |
f/f1 |
z-φd |
H(mm) |
重量(kg) |
||||||||||
mm |
mm |
Q47 |
Q347 |
Q647 |
Q947 |
Q47 |
Q347 |
Q647 |
Q947 |
Q67 |
Q367 |
Q667 |
Q967 |
||||||||
1.6 |
100 |
229 |
215 |
180 |
155 |
- |
20 |
|
8-18 |
178 |
|
416 |
470 |
45 |
|
78 |
85 |
40 |
|
73 |
80 |
125 |
356 |
245 |
210 |
185 |
- |
22 |
8-18 |
152 |
|
542 |
520 |
58 |
|
107 |
120 |
50 |
|
100 |
110 |
||
150 |
394 |
280 |
240 |
210 |
- |
24 |
8-23 |
|
205 |
572 |
538 |
|
117 |
145 |
180 |
|
100 |
130 |
160 |
||
200 |
457 |
335 |
295 |
265 |
- |
26 |
12-23 |
|
398 |
736 |
580 |
|
185 |
220 |
245 |
|
155 |
200 |
220 |
||
250 |
533 |
405 |
355 |
320 |
- |
30 |
12-25 |
|
495 |
890 |
637 |
|
245 |
280 |
300 |
|
215 |
255 |
280 |
||
300 |
610 |
460 |
410 |
375 |
- |
30 |
12-25 |
|
580 |
910 |
683 |
|
395 |
450 |
445 |
|
345 |
415 |
400 |
||
350 |
686 |
520 |
470 |
435 |
- |
34 |
|
16-25 |
|
625 |
1020 |
796 |
|
516 |
570 |
585 |
|
500 |
520 |
540 |
|
400 |
762 |
580 |
525 |
485 |
- |
36 |
16-30 |
|
720 |
1080 |
842 |
|
756 |
920 |
860 |
|
700 |
920 |
805 |
||
450 |
864 |
640 |
585 |
545 |
- |
40 |
20-30 |
|
770 |
1120 |
874 |
|
958 |
1140 |
1075 |
|
900 |
1140 |
1010 |
||
500 |
914 |
705 |
650 |
608 |
- |
44 |
20-34 |
|
840 |
1150 |
904 |
|
1200 |
1360 |
1310 |
|
1100 |
1360 |
1240 |
||
600 |
1067 |
840 |
770 |
718 |
- |
48 |
20-41 |
|
1050 |
1210 |
1120 |
|
1500 |
1620 |
1450 |
|
1400 |
1620 |
1360 |
||
700 |
1245 |
910 |
840 |
788 |
- |
50 |
|
24-41 |
|
1100 |
1300 |
1218 |
|
1800 |
1930 |
1810 |
|
1680 |
1930 |
1710 |
|
800 |
1397 |
- |
- |
- |
- |
- |
- |
|
1150 |
1460 |
1328 |
|
2100 |
2250 |
2010 |
|
1980 |
2250 |
1910 |
2.5 |
100 |
305 |
230 |
190 |
160 |
- |
24 |
|
8-23 |
178 |
|
416 |
470 |
50 |
|
85 |
100 |
50 |
|
80 |
90 |
125 |
381 |
270 |
220 |
188 |
- |
28 |
8-25 |
252 |
|
542 |
520 |
65 |
|
115 |
135 |
65 |
|
110 |
130 |
||
150 |
403 |
300 |
250 |
218 |
- |
30 |
8-25 |
|
205 |
572 |
538 |
|
125 |
165 |
195 |
|
110 |
150 |
180 |
||
200 |
502 |
360 |
310 |
278 |
- |
34 |
12-25 |
|
398 |
736 |
580 |
|
195 |
240 |
265 |
|
175 |
220 |
245 |
||
250 |
568 |
425 |
370 |
332 |
- |
36 |
|
12-30 |
|
495 |
890 |
637 |
|
265 |
300 |
320 |
|
240 |
275 |
295 |
|
300 |
648 |
485 |
430 |
390 |
- |
40 |
16-30 |
|
580 |
910 |
684 |
|
415 |
475 |
460 |
|
385 |
445 |
430 |
||
350 |
762 |
550 |
490 |
448 |
- |
44 |
16-34 |
|
625 |
1020 |
796 |
|
535 |
590 |
595 |
|
490 |
545 |
550 |
||
400 |
838 |
610 |
550 |
505 |
- |
48 |
19-34 |
|
720 |
1080 |
842 |
|
885 |
945 |
880 |
|
830 |
890 |
825 |
||
450 |
914 |
660 |
600 |
555 |
- |
50 |
20-34 |
|
770 |
1120 |
874 |
|
985 |
1160 |
1095 |
|
920 |
1100 |
1035 |
||
500 |
991 |
730 |
660 |
610 |
- |
52 |
20-41 |
|
840 |
1150 |
904 |
|
1230 |
1380 |
1340 |
|
1160 |
1310 |
1270 |
||
600 |
1143 |
840 |
770 |
718 |
- |
56 |
|
20-41 |
|
1050 |
1210 |
1120 |
|
1520 |
1640 |
1470 |
|
1430 |
1950 |
1380 |
|
700 |
1245 |
955 |
875 |
815 |
- |
60 |
24-48 |
|
1100 |
1300 |
1218 |
|
1825 |
1950 |
1830 |
|
1725 |
1850 |
1730 |
||
800 |
1397 |
- |
- |
- |
- |
- |
|
- |
|
1150 |
1460 |
1328 |
|
2130 |
2270 |
2030 |
|
2010 |
2160 |
1920 |
4.0 |
100 |
305 |
230 |
190 |
160 |
150 |
24 |
|
8-23 |
178 |
|
416 |
470 |
55 |
|
90 |
110 |
80 |
|
85 |
105 |
125 |
381 |
270 |
220 |
188 |
176 |
28 |
8-25 |
252 |
|
542 |
520 |
80 |
|
120 |
145 |
75 |
|
115 |
140 |
||
150 |
403 |
300 |
250 |
218 |
204 |
30 |
8-25 |
|
205 |
572 |
538 |
|
140 |
170 |
205 |
|
125 |
155 |
190 |
||
200 |
502 |
375 |
320 |
282 |
260 |
38 |
12-30 |
|
398 |
736 |
580 |
|
220 |
250 |
275 |
|
200 |
230 |
255 |
||
250 |
568 |
445 |
385 |
345 |
313 |
42 |
12-34 |
|
495 |
890 |
637 |
|
365 |
310 |
335 |
|
340 |
295 |
310 |
||
300 |
648 |
510 |
450 |
408 |
364 |
46 |
|
16-34 |
|
580 |
910 |
684 |
|
530 |
485 |
475 |
|
500 |
455 |
445 |
|
350 |
762 |
570 |
510 |
465 |
422 |
52 |
16-34 |
|
625 |
1020 |
796 |
|
740 |
600 |
600 |
|
695 |
555 |
545 |
||
400 |
838 |
655 |
585 |
535 |
474 |
58 |
|
16-41 |
|
720 |
1080 |
842 |
|
900 |
955 |
895 |
|
845 |
900 |
840 |
|
450 |
914 |
680 |
610 |
560 |
524 |
60 |
20-41 |
|
770 |
1120 |
874 |
|
1170 |
1250 |
1105 |
|
1105 |
1195 |
1045 |
||
500 |
991 |
755 |
670 |
612 |
576 |
62 |
20-48 |
|
840 |
1150 |
904 |
|
1340 |
1550 |
1360 |
|
1270 |
1480 |
1290 |
||
600 |
1143 |
890 |
795 |
730 |
678 |
62 |
|
20-54 |
|
1050 |
1210 |
1120 |
|
1580 |
1740 |
1495 |
|
1480 |
1680 |
1405 |
|
700 |
1245 |
995 |
900 |
835 |
768 |
68 |
24-54 |
|
110 |
1300 |
1218 |
|
1885 |
2000 |
1850 |
|
1785 |
1900 |
1750 |
||
800 |
1397 |
- |
- |
- |
- |
- |
|
- |
|
1150 |
1460 |
1328 |
|
2190 |
2310 |
2050 |
|
2070 |
|
1930 |
·主要外形尺寸
公称 |
公称通径 |
L |
D |
|
D2 |
D6 |
b |
f/f1 |
z-φd |
H(mm) |
重量(kg) |
||||||||||
mm |
mm |
Q47 |
Q347 |
Q647 |
Q947 |
Q47 |
Q347 |
Q647 |
Q947 |
Q67 |
Q367 |
Q667 |
Q967 |
||||||||
6.4 |
50 |
216 |
250 |
200 |
168 |
150 |
32 |
3/4 |
4-23 |
105 |
|
360 |
380 |
16 |
|
33 |
50 |
|
|
|
|
65 |
241 |
295 |
240 |
202 |
176 |
36 |
8-23 |
140 |
|
380 |
425 |
28 |
|
45 |
68 |
|
|
|
|
||
80 |
283 |
340 |
280 |
240 |
204 |
38 |
8-23 |
150 |
|
450 |
435 |
36 |
|
55 |
80 |
|
|
|
|
||
100 |
305 |
405 |
345 |
30 |
260 |
44 |
3/4.5 |
8-25 |
175 |
|
480 |
455 |
66 |
|
81 |
110 |
|
|
|
|
|
125 |
381 |
470 |
400 |
352 |
313 |
48 |
8-30 |
250 |
|
645 |
525 |
98 |
110 |
120 |
140 |
|
|
|
|
||
150 |
403 |
530 |
460 |
412 |
364 |
54 |
8-34 |
270 |
365 |
665 |
555 |
120 |
150 |
175 |
170 |
120 |
150 |
175 |
170 |
||
200 |
502 |
595 |
525 |
475 |
422 |
60 |
12-34 |
|
395 |
735 |
595 |
|
280 |
240 |
220 |
|
280 |
240 |
220 |
||
250 |
568 |
670 |
585 |
525 |
474 |
66 |
4/4.5 |
12-41 |
|
445 |
7920 |
705 |
|
320 |
280 |
290 |
|
320 |
280 |
290 |
|
300 |
648 |
800 |
705 |
640 |
576 |
70 |
16-41 |
|
515 |
870 |
730 |
|
480 |
540 |
500 |
|
480 |
540 |
500 |
||
350 |
762 |
930 |
820 |
750 |
678 |
76 |
16-41 |
|
550 |
1020 |
785 |
|
640 |
760 |
710 |
|
640 |
760 |
710 |
||
400 |
838 |
- |
- |
- |
- |
- |
16-48 |
|
615 |
1080 |
765 |
|
870 |
980 |
1030 |
|
870 |
980 |
1030 |
10.0 |
50 |
292 |
195 |
145 |
112 |
88 |
28 |
3/4 |
4-25 |
160 |
|
360 |
380 |
25 |
|
60 |
65 |
|
|
|
|
65 |
330 |
220 |
170 |
138 |
110 |
32 |
8-25 |
180 |
|
380 |
425 |
35 |
|
70 |
95 |
|
|
|
|
||
80 |
356 |
230 |
180 |
148 |
121 |
34 |
8-25 |
200 |
|
450 |
435 |
50 |
|
125 |
120 |
|
|
|
|
||
100 |
432 |
265 |
210 |
172 |
150 |
38 |
3/4.5 |
8-30 |
240 |
|
480 |
435 |
76 |
|
175 |
170 |
|
|
|
|
|
125 |
508 |
310 |
250 |
210 |
176 |
42 |
8-34 |
280 |
320 |
645 |
525 |
98 |
130 |
230 |
220 |
|
|
|
|
||
150 |
559 |
350 |
290 |
250 |
204 |
46 |
12-34 |
|
365 |
665 |
555 |
|
150 |
260 |
250 |
|
150 |
260 |
250 |
||
200 |
660 |
430 |
360 |
312 |
260 |
54 |
12-41 |
|
395 |
735 |
595 |
|
350 |
4580 |
630 |
|
350 |
450 |
630 |
||
250 |
787 |
500 |
430 |
382 |
313 |
60 |
4/4.5 |
12-41 |
|
445 |
790 |
705 |
|
580 |
590 |
640 |
|
580 |
590 |
640 |
|
300 |
838 |
585 |
500 |
442 |
364 |
70 |
16-48 |
|
515 |
870 |
730 |
|
790 |
920 |
970 |
|
790 |
920 |
970 |
||
350 |
889 |
655 |
560 |
498 |
422 |
76 |
16-54 |
|
550 |
1020 |
785 |
|
980 |
1100 |
1130 |
|
980 |
1100 |
1130 |
||
400 |
991 |
715 |
620 |
558 |
474 |
82 |
16-54 |
|
615 |
1080 |
865 |
|
1200 |
1540 |
1520 |
|
1200 |
1540 |
1520 |
16.0 |
50 |
368 |
- |
- |
- |
- |
- |
- |
- |
160 |
|
380 |
400 |
37 |
|
80 |
85 |
|
|
|
|
|
80 |
85 |
|
|
|
|
65 |
419 |
- |
- |
- |
- |
- |
- |
- |
180 |
|
395 |
440 |
52 |
|
120 |
125 |
|
|
|
|
|
120 |
125 |
|
|
|
|
|
80 |
381 |
- |
- |
- |
- |
- |
- |
- |
240 |
|
480 |
465 |
78 |
|
155 |
160 |
|
|
|
|
|
155 |
160 |
|
|
|
|
|
100 |
457 |
- |
- |
- |
- |
- |
- |
- |
260 |
290 |
535 |
510 |
110 |
160 |
195 |
210 |
|
|
|
|
160 |
195 |
210 |
|
|
|
|
|
125 |
559 |
- |
- |
- |
- |
- |
- |
- |
|
340 |
670 |
550 |
|
190 |
250 |
270 |
|
|
|
|
190 |
250 |
270 |
|
|
|
|
|
150 |
610 |
- |
- |
- |
- |
- |
- |
- |
|
385 |
705 |
580 |
|
220 |
480 |
350 |
|
220 |
480 |
350 |
220 |
480 |
350 |
|
220 |
480 |
350 |
|
200 |
737 |
- |
- |
- |
- |
- |
- |
- |
|
430 |
750 |
610 |
|
450 |
620 |
580 |
|
450 |
620 |
580 |
450 |
620 |
580 |
|
450 |
620 |
580 |
|
250 |
838 |
- |
- |
- |
- |
- |
- |
- |
|
475 |
820 |
735 |
|
760 |
960 |
870 |
|
760 |
960 |
870 |
760 |
960 |
870 |
|
760 |
960 |
870 |
|
300 |
965 |
- |
- |
- |
- |
- |
- |
- |
|
530 |
900 |
760 |
|
1050 |
138 |
1350 |
|
1050 |
138 |
1350 |
1050 |
138 |
1350 |
|
1050 |
138 |
1350 |