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| 外型尺寸 | |
| 品牌 | 威尔顿 |
| 货号 | |
| 用途 | |
| 型号 | A21F、A21H、A21W、A21Y |
| 工作压差 | |
| 制造商 | 上海威尔顿阀门有限公司 |
| 压力环境 | 常压 |
| 介质温度 | 200℃ |
| 驱动方式 | |
| 适用介质 | 蒸汽 |
| 是否进口 | 否 |
|
NO.
|
零件名称
|
A21H-C/A21F材料
|
A21W-P/A21F-P材料
|
A21Y-R材料
|
|
1
|
管接头
|
20
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
2
|
管接头螺母
|
35
|
2Cr13
|
1Cr18Ni9Ti
|
|
3
|
阀座
|
35
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
4
|
阀体
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
5
|
阀瓣
|
2Cr13/2Cr13+PTFE
|
1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE
|
1Cr18Ni12Mo2Ti
|
|
6
|
弹簧座
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
7
|
弹簧
|
50CrVA
|
50CrVA包覆氟塑料
|
50CrVA包覆氟塑料
|
|
8
|
锁紧螺母
|
Q235-A
|
ZG230-450
|
1Cr18Ni9Ti
|
|
9
|
弹簧导向垫
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni12Mo2Ti
|
|
10
|
调节螺母
|
Q235-A
|
2Cr13
|
1Cr18Ni12Mo2Ti
|
|
|
密封面材料
|
"Y"型堆焊Co基硬质合金,"H"型堆焊D507,"W"型为阀门本体
|
||
|
型号
|
公称通径
|
do
|
d
|
Do
|
M
|
d1
|
D1
|
L
|
L1
|
≈H
|
|
KA21-16C
A21H-16C A21H-40 A21W-16P A21W-40P KA21-16P |
15
|
12
|
15
|
20
|
M27×1.5
|
G1/2"
|
30
|
35
|
76
|
66
|
|
20
|
16
|
20
|
25
|
M33×1.5
|
G3/4"
|
35
|
40
|
87
|
68
|
|
|
25
|
18
|
25
|
31
|
M39×1.5
|
G1"
|
40
|
50
|
100
|
105
|
|
|
A21Y-64
A21Y-64P A21Y-100 A21Y-100P |
15
|
10
|
15
|
25
|
M39×1.5
|
G1"
|
44
|
50
|
100
|
66
|
|
20
|
10
|
20
|
31
|
M39×1.5
|
G1"
|
44
|
50
|
100
|
68
|
|
|
25
|
12
|
25
|
31
|
M39×1.5
|
G1"
|
44
|
50
|
100
|
105
|
|
|
A21W-160/160P
|
15
|
8
|
20
|
/
|
M24×2
|
G1"
|
44
|
50
|
100
|
261
|
|
20
|
8
|
25
|
/
|
M33×2
|
G1"
|
44
|
50
|
100
|
261
|
|
|
25
|
8
|
28
|
/
|
M36×2
|
G1"
|
44
|
50
|
100
|
285
|
..
