| 详细介绍：
Q21F外螺纹球阀,带焊接管球阀
【外螺纹带焊接管球阀相关型号】
Q21F
Q21F-16C Q21F-25C Q21F-40C Q21F-64C Q21F-100C Q21F-160C Q21F-250C
Q21F-16P Q21F-25P Q21F-40P Q21F-64P Q21F-100P Q21F-160P Q21F-250P
Q21N
Q21N-16C Q21N-25C Q21N-40C Q21N-64C Q21N-100C Q21N-160C Q21N-250C Q21N-320C
Q21N-16P Q21N-25P Q21N-40P Q21N-64P Q21N-100P Q21N-160P Q21N-250P Q21N-320P
【外螺纹带焊接管球阀特征】
1.公称压力：1.6-42.0MPa
2.适用温度范围：-20～232℃～350℃
3.适用介质：水、油、气体某些腐蚀性液体
【外螺纹带焊接管球阀主要零部件材料】
|
型号
|
阀体
|
球体、阀杆
|
手柄
|
密封圈
|
垫片、填料
|
|
Q61F-16C Q61F-25C Q61F-40C Q61F-64C
|
A105、45
|
1Cr18/1Cr18Ni9Ti
|
不锈钢SS304
|
聚四氟乙烯PTFE对位聚苯PPL
|
聚四氟乙烯PTFE对位聚苯PPL
|
|
Q61F-16P Q61F-25P Q61F-40P Q61F-64P
|
1Cr18Ni9Ti
|
SS304/1Cr18Ni9Ti
|
|
Q61F-16R Q61F-25R Q61F-40R Q61F-64R
|
SS316/1Cr18Ni12Mo2Ti
|
SS316/1Cr18Ni12Mo2Ti
|
【外螺纹带焊接管球阀主要连接尺寸】
|
公称通经(mm)
|
尺寸(mm)
|
|
d
|
L
|
L1
|
M
|
L0
|
Q61带对接焊头总长
|
|
6
|
8
|
85
|
15
|
20×1.5
|
110
|
166
|
|
10
|
10
|
85
|
16
|
24×1.5
|
110
|
166
|
|
15
|
10
|
85
|
18
|
30×2
|
110
|
172
|
|
20
|
13
|
90
|
18
|
36×2
|
110
|
187
|
|
25
|
17
|
100
|
20
|
42×2
|
110
|
227
|
|
32
|
22
|
120
|
20
|
52×2
|
|
235
|
|
40
|
25
|
135
|
25
|
60×3
|
150
|
255
|
|
50
|
32
|
140
|
25
|
72×3
|
180
|
291
|
外螺纹带焊接管球阀 http://www.zhengvalve.com/946.html
| 
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