

| norminal pressure | 1.6MPa |
| shell | 2.4MPa |
| seat | 1.76MPa |
| suitable medium | water |
| temperature | < 100°C |
| size |
D |
D1 |
D2 |
B |
f |
n-d |
|
40 |
150 |
110 |
84 |
19 | 3 | 4-19 |
|
50 |
165 |
125 |
99 |
19 | 3 | 4-19 |
|
65 |
185 |
145 |
118 |
19 |
3 |
4-19 |
|
80 |
200 |
160 |
132 |
19 | 3 | 8-19 |
|
100 |
220 |
180 |
156 |
19 | 3 | 8-19 |
|
125 |
250 |
210 |
184 |
19 | 3 | 8-19 |
|
150 |
285 |
240 |
211 |
19 | 3 | 8-23 |
|
200 |
340 |
295 |
266 |
20 | 3 | 12-23 |
| 250 | 405 | 355 | 319 | 22 | 3 | 12-28 |
|
300 |
460 | 410 | 370 | 24.5 | 4 | 12-28 |
| 34 | float ball | plastic ABS | ISO 2580 | ISO 2580 |
| 33 | small orifice gasket | EPDM | BS2494 Type W | |
| 32 | washer | steel | BS970 43A | GB700-88 Q235 |
| 31 | bolt | steel | BS970 43A | GB700-88 Q235 |
| 30 | nut | steel | BS970 43A | GB700-88 Q235 |
| 29 | ball seal small orifice | EPDM | BS2494 Type W | |
| 28 | air release nipple | plastic ABS | ISO 2580 | ISO 2580 |
| 27 | small orifice cover | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 26 | O-ring | EPDM | BS2494 Type W | |
| 25 | washer | steel | BS970 43A | GB700-88 Q235 |
| 24 | bolt | steel | BS970 43A | GB700-88 Q235 |
| 23 | nut | steel | BS970 43A | GB700-88 Q235 |
| 22 | middle orifice cover | ductile iron | BS2789 Gr500- | GB1348 QT500-7 |
| 21 | cap | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 20 | bolt | steel | BS970 43A | GB700-88 Q235 |
| 19 | O-ring | EPDM | BS2494 Type W | |
| 18 | stem | stainless steel | BS970 410S21 | GB1220-92 1Cr13 |
| 17 | support of stem | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 16 | stem nut | cast bronze | BS 1400 LG2 | GB1176-87 ZCuSn5Pb5Zn5 |
| 15 | disc | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 14 | bolt | steel | BS970 43A | GB700-88 Q235 |
| 13 | washer(pressed board) | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 12 | disc seat ring | EPDM | BS2494 Type W | |
| 11 | body seat ring | cast bronze | BS 1400 LG2 | GB1176-87 ZCuSn5Pb5Zn5 |
| 10 | dust cap | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 9 | washer | steel | BS970 43A | GB700-88 Q235 |
| 8 | washer | steel | BS970 43A | GB700-88 Q235 |
| 7 | nut | steel | BS970 43A | GB700-88 Q235 |
| 6 | large orifice cover | ductile iron | BS2789 Gr500-7 | GB1348 QT500-7 |
| 5 | ball seal large orifice | EPDM | BS2494 Type W | |
| 4 | ball seal large orifice | EPDM | BS2494 Type W | |
| 3 | flaot ball | plastic ABS | ISO 2580 | ISO 2580 |
| 2 | screw | plastic ABS | ISO 2580 | ISO 2580 |
| 1 | body | ductile iron | BS2789 Gr500-7 | GB1438 QT500-7 |
| NO. | Name of part | Material | British standard | Chinese standard |
Tel : +86 532 85067735,36,37,38,39 Fax : +86 532 85067788