1. 密封件膜片采用 F46 或 PFA 制造,耐折次数≥ 120000 次,耐腐蚀性能与 F4 相当。
2. 采用螺杆升降结构,启闭力矩小,平稳性好。
| 材料 |
介质温度℃ |
材料 |
介质温度℃ |
| 氯化聚氯乙烯(PVC-C) |
-20℃~+95℃ |
聚氯乙烯(PVC-U) |
-5℃~+45℃ |
| 增强聚丙烯(FRPP) |
-20℃~+120℃ |
均聚聚丙烯(PPH) |
-20℃~+110℃ |
| 聚偏二氟乙烯(PVDF) |
40℃~+150℃ |
|
|
| 件号 |
名称 |
材质 |
| 1 |
限位罩 |
AS |
| 2 |
螺柱 |
钢、不锈钢 |
| 3 |
压紧螺母 |
FRPP |
| 4 |
垫圈 |
FRPP |
| 5 |
手轮 |
合金料 |
| 6 |
上压板 |
钢、不锈钢 |
| 7 |
双头螺柱及螺母 |
钢、不锈钢 |
| 8 |
阀盖 |
FRPP,PVDF,PVCC,PVC-U,PPH |
| 9 |
阀杆螺母 |
钢、铜 Ht300 Steel |
| 10 |
阀杆 |
钢、不锈钢 |
| 11 |
阀板 |
铸铁、FRPP,PVDF,PVC-U,PVC-C,PPH、 Steel,StainlessSteel、C.1.FRP |
| 12 |
垫膜 |
EPDM,FPM |
| 13 |
膜片 |
F46.PFA.PTFE |
| 14 |
阀体 |
FRPP,PVDF,PVCC,PVC-U,PPH |
| 15 |
下压板 |
钢、不锈钢 |
|
口径/MPa/℃
|
FRPP
|
PVDF
|
PVC-U
|
PVC-C
|
|
14-40
|
41-60
|
61-100
|
40-60
|
61-90
|
91-140
|
20-40
|
41-60
|
61-80
|
0-40
|
41-60
|
61-90
|
|
15(1/2")
|
0.8
|
0.8
|
0.7
|
1
|
0.9
|
0.7
|
0.8
|
0.8
|
0.7
|
0.7
|
0.7
|
0.6
|
|
20(3/4")
|
0.8
|
0.8
|
0.7
|
1
|
0.9
|
0.7
|
0.8
|
0.8
|
0.7
|
0.7
|
0.7
|
0.6
|
|
25(1")
|
0.8
|
0.8
|
0.7
|
1
|
0.9
|
0.7
|
0.8
|
0.8
|
0.7
|
0.7
|
0.7
|
0.6
|
|
32(11/4")
|
0.7
|
0.7
|
0.6
|
1
|
0.9
|
0.7
|
0.7
|
0.7
|
0.6
|
0.7
|
0.7
|
0.6
|
|
40(11/2")
|
0.7
|
0.7
|
0.6
|
0.8
|
0.7
|
0.5
|
0.7
|
0.7
|
0.6
|
0.7
|
0.7
|
0.5
|
|
50(2")
|
0.7
|
0.7
|
0.6
|
0.8
|
0.6
|
0.5
|
0.7
|
0.7
|
0.6
|
0.7
|
0.7
|
0.5
|
|
65(21/2")
|
0.7
|
0.7
|
0.6
|
0.8
|
0.5
|
0.4
|
0.7
|
0.7
|
0.6
|
0.7
|
0.7
|
0.5
|
|
80(3")
|
0.7
|
0.7
|
0.6
|
0.7
|
0.5
|
0.4
|
0.7
|
0.7
|
0.6
|
0.7
|
0.7
|
0.5
|
|
100(4")
|
0.7
|
0.7
|
0.6
|
0.6
|
0.5
|
0.4
|
0.7
|
0.7
|
0.6
|
0.7
|
0.6
|
0.5
|
|
125(5")
|
0.5
|
0.5
|
0.4
|
0.5
|
0.4
|
0.3
|
0.5
|
0.5
|
0.4
|
0.5
|
0.5
|
0.4
|
|
150(6")
|
0.5
|
0.5
|
0.4
|
0.5
|
0.3
|
0.2
|
0.5
|
0.5
|
0.4
|
0.5
|
0.4
|
0.3
|
|
200(8")
|
0.3
|
0.3
|
0.2
|
0.4
|
0.25
|
0.2
|
0.3
|
0.3
|
0.2
|
0.3
|
0.3
|
0.25
|
|
250 (10")
|
0.3
|
0.3
|
0.2
|
0.4
|
0.25
|
0.2
|
0.3
|
0.3
|
0.2
|
0.3
|
0.3
|
0.2
|

公称直径 DN(mm) |
D |
d |
L |
b |
n-Φ |
| GB |
JIS |
ANSI |
GB |
JIS |
ANSI |
GB |
JIS |
ANSI |
GB |
JIS |
ANSI |
GB |
JIS |
ANSI |
| 15(1/2") |
95 |
95 |
95 |
65 |
70 |
60.3 |
125 |
125 |
125 |
14 |
18 |
14 |
4-Φ14 |
4-Φ15 |
4-Φ16 |
| 20(3/4") |
100 |
100 |
100 |
75 |
75 |
69.9 |
135 |
120 |
135 |
18 |
18 |
18 |
4-Φ14 |
4-Φ15 |
4-Φ16 |
| 25(1") |
115 |
125 |
115 |
85 |
90 |
79.4 |
145 |
130 |
130 |
18 |
18 |
18 |
4-Φ14 |
4-Φ19 |
4-Φ16 |
| 32(11/4") |
135 |
135 |
135 |
100 |
100 |
88.9 |
160 |
160 |
160 |
18 |
20 |
18 |
4-Φ18 |
4-Φ19 |
4-Φ16 |
| 40(11/2") |
145 |
140 |
145 |
110 |
105 |
98.4 |
180 |
180 |
180 |
20 |
20 |
20 |
4-Φ18 |
4-Φ19 |
4-Φ16 |
| 50(2") |
160 |
155 |
160 |
125 |
120 |
120.7 |
210 |
210 |
210 |
22 |
22 |
22 |
4-Φ18 |
4-Φ19 |
4-Φ18 |
| 65(21/2") |
180 |
175 |
180 |
145 |
140 |
139.7 |
250 |
250 |
250 |
24 |
22 |
24 |
4-Φ18 |
4-Φ19 |
4-Φ18 |
| 80(3") |
195 |
185 |
195 |
160 |
150 |
152.4 |
300 |
280 |
300 |
24 |
22 |
24 |
8-Φ19.5 |
8-Φ19 |
4-Φ18 |
| 100(4") |
229 |
210 |
229 |
180 |
175 |
190.5 |
350 |
340 |
350 |
28 |
24 |
28 |
8-Φ19X21 |
8-Φ19 |
8-Φ18 |
| 125(5") |
245 |
210 |
210 |
215.9 |
400 |
30 |
8-Φ18 |
8-Φ23 |
8-Φ22 |
| 150(6") |
280 |
240 |
240 |
241.3 |
455 |
30 |
8-Φ23X27 |
8-Φ23X27 |
8-Φ23X27 |
| 200(8") |
335 |
295 |
290 |
298.5 |
570 |
40 |
8-Φ22.5 |
12-Φ23 |
8-Φ22 |
| 250(10") |
390 |
350 |
355 |
362 |
680 |
38 |
12-Φ23 |
12-Φ25 |
12-Φ26 |
| 300(12") |
445 |
400 |
400 |
|
680 |
38 |
12-Φ23 |
16-Φ25 |
|