美标旋启式止回阀标准
设计与制造按 BS1868，ANSI B16.34
结构长度按 ANSI B16.10
法兰连接尺寸按 ANSI B16.5
压力温度额定值按 ANSI B16.34
检验按 API 598
美标旋启式止回阀Standards
Design and manufacture as BS1868, ANSI B16.34
Face to face dimensions as ANSI B16.10
End flange dimension as ANSI B16.5
Pressure-temperature ratings as ANSI B16.34
Pressure test as API 598
美标旋启式止回阀试验压力 Test Pressure
| 试验项目 Test Item |
壳体试验 Shell Test |
密封试验 Seal Test |
上密封试验 Back Seal Test |
气密封试验 Air Seal Test |
| 介质 Medium |
水 Water |
气 Air |
| 单位 Unn |
MPa |
lbf/in2 |
MPa |
lbf/in2 |
MPa |
lbf/in2 |
MPa |
lbf/in2 |
| 压力等级 (磅级) Pressure (Class) |
150 |
3.1 |
450 |
2.2 |
315 |
2.2 |
315 |
0.5-0.7 |
60-100 |
| 300 |
7.8 |
1125 |
5.6 |
815 |
5.6 |
815 |
| 400 |
10.3 |
1500 |
7.6 |
1100 |
7.6 |
1100 |
| 600 |
15.3 |
2225 |
11.2 |
1630 |
11.2 |
1630 |
| 900 |
23.1 |
3350 |
16.8 |
2440 |
16.8 |
2440 |
| 1500 |
38.4 |
5575 |
28.1 |
4080 |
28.1 |
4080 |
美标旋启式止回阀主要零件材料 Materials for Main Parts
| 名称 Name |
材料 Material |
阀体 Body
阀盖 Bonnet
阀瓣 Wedge
摇杆 Arm
支架 Yoke |
A216WCB |
A352 LCB |
A217WC6 |
A217WC9 |
A217 C5 |
A351 CF8 |
A351 CF8M |
A351 CF3 |
A351 CF3M |
| 销轴 Arm Pin |
A182 F6 |
A182 F304 |
A182 F316 |
A182 F304L |
A182 F316L |
| 螺柱 Bonnet Boll |
A193-B7 A320-L7 A193-B8 |
| 螺母 Nut |
A194-2H A194-7 A194-8 |
主要连接尺寸 Main Connection Dimensions
| 型号 Type |
规格 Size(mm) |
尺寸 Dimension(mm) |
| Inch |
DN |
L |
D |
D1 |
D2 |
b |
z-Φd |
H |
| H44W/H/Y-150Lb |
1″ |
25 |
127 |
108 |
79.5 |
51 |
12 |
4-Φ15 |
90 |
| 11/2″ |
40 |
165 |
127 |
98.5 |
73 |
15 |
4-Φ15 |
115 |
| 2″ |
50 |
203 |
152 |
120.7 |
92 |
16 |
4-Φ19 |
150 |
| 21/2″ |
65 |
216 |
177.8 |
139.7 |
104.7 |
18 |
4-Φ19 |
160 |
| 3″ |
80 |
241 |
190.5 |
152.4 |
127 |
19 |
4-Φ19 |
180 |
| d″ |
100 |
292 |
229 |
190.5 |
157 |
24 |
8-Φ19 |
220 |
| 5″ |
125 |
330 |
254 |
216 |
185.7 |
26 |
8-Φ22 |
280 |
| 6″ |
150 |
356 |
279 |
241.3 |
216 |
26 |
8-Φ22 |
340 |
| 8″ |
200 |
495 |
343 |
298.5 |
270 |
29 |
8-Φ22 |
400 |
| 10″ |
250 |
622 |
406 |
362 |
324 |
31 |
12-Φ25 |
460 |
| 12″ |
300 |
698 |
483 |
432 |
381 |
32 |
12-Φ25 |
530 |
| 14″ |
350 |
787 |
533 |
476.3 |
413 |
35 |
12-Φ29 |
580 |
| 16″ |
400 |
864 |
597 |
540 |
470 |
37 |
16-Φ29 |
600 |
| 18″ |
450 |
978 |
635 |
578 |
533.4 |
40 |
16-Φ32 |
650 |
| 20″ |
500 |
978 |
698.5 |
635 |
584 |
43 |
20-Φ32 |
700 |
| 24″ |
600 |
1295 |
813 |
749.3 |
692 |
48 |
20-Φ35 |
780 |
| 28″ |
700 |
1448 |
927 |
863.6 |
800 |
72 |
28-Φ35 |
850 |
| 30″ |
800 |
1524 |
984 |
914.4 |
857 |
75 |
28-Φ35 |
920 |
美标旋启式止回阀主要连接尺寸 Main Connection Dimensions
| 型号 Type |
规格 Size(mm) |
尺寸 Dimension(mm) |
| inch |
DN |
L |
D |
D1 |
D2 |
b |
z-Φd |
H |
| H44W/H/Y-300Lb |
2″ |
50 |
267 |
165 |
127 |
92 |
23 |
8-Φ219 |
170 |
| 21/2″ |
65 |
292 |
190.5 |
149.4 |
104.7 |
26 |
8-Φ222 |
180 |
| 3″ |
80 |
318 |
210 |
168.2 |
127 |
29 |
8-Φ222 |
210 |
| 4″ |
100 |
356 |
254 |
200.2 |
157 |
32 |
8-Φ222 |
290 |
| 5″ |
125 |
400 |
279 |
235 |
185.7 |
35 |
8-Φ222 |
290 |
| 6″ |
150 |
444 |
318 |
270 |
216 |
37 |
12-Φ222 |
350 |
| 8″ |
200 |
533 |
381 |
330 |
270 |
42 |
12-Φ225 |
430 |
| 10″ |
250 |
622 |
445 |
387.5 |
324 |
48 |
16-Φ229 |
480 |
| 12″ |
300 |
711 |
521 |
451 |
381 |
51 |
16-Φ232 |
550 |
| 14″ |
350 |
838 |
584 |
514.5 |
413 |
54 |
20-Φ232 |
620 |
| 16″ |
400 |
864 |
648 |
571.5 |
470 |
58 |
20-Φ235 |
650 |
| 18″ |
450 |
978 |
711 |
628.7 |
533.4 |
61 |
24-Φ235 |
690 |
| 20″ |
500 |
1016 |
775 |
685.8 |
584 |
64 |
24-Φ235 |
740 |
| 24″ |
600 |
1346 |
914 4 |
812.8 |
692 |
70 |
24-Φ241 |
800 |
| 28″ |
700 |
1499 |
1035 |
939.8 |
800 |
86 |
28-Φ245 |
860 |
| 30″ |
800 |
1594 |
1092 |
997 |
857 |
92 |
28-Φ248 |
980 |