内螺纹球阀适用于PN1.6-6.4MPa，工作温度-29～180℃（密封圈为增强聚四氟乙烯）或-29～300℃（密封圈为对位聚苯）的各种管路上，用于截断或接通管路中的介质，选用不同的材质，可分别适用于水、蒸汽、油品、硝酸、醋……
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ITEM
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PARTS
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MATERIAL
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|
|
1
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BODY
|
ASTM A351-CF8M
|
ASTM A351-CF8
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|
2
|
RETAINER
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||
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3
|
BALL
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||
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4
|
SEAT A
|
PTFE / RTFE
|
|
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5
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SEAT B
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||
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6
|
STEM
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AISI 316
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|
|
7
|
THRUST WASHER
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PTFE
|
|
|
8
|
PACKING
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||
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9
|
GLAND RING
|
AISI 304
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|
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10
|
SPRING WASHER
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||
|
11
|
STEM NUT
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||
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12
|
HANDLE
|
STAINLESS STEEL
|
|
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13
|
HANDLE SLEEVE
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PVC
|
|
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14
|
LOCKING DEVICE
|
STAINLESS STEEL
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|
|
DN
|
d
|
L
|
H
|
W
|
Torque(N-M)
|
Weight(kg)
|
|
8
|
5
|
39
|
33
|
71
|
3.9
|
0.1
|
|
10
|
7
|
44
|
35
|
93
|
3.9
|
0.1
|
|
15
|
9.2
|
55
|
40
|
95
|
5.2
|
0.2
|
|
20
|
12.5
|
59
|
44
|
95
|
5.2
|
0.3
|
|
25
|
15
|
69
|
51
|
113
|
7.8
|
0.4
|
|
32
|
20
|
77
|
57
|
113
|
13
|
0.7
|
|
40
|
25
|
81
|
64
|
141
|
16.9
|
0.9
|
|
50
|
32
|
97
|
68
|
141
|
24.7
|
1.4
|
|
65
|
38
|
127
|
85
|
189
|
32.5
|
–
|
|
80
|
50
|
153
|
90
|
189
|
52
|
–
|
|
NPS
|
d
|
L
|
H
|
W
|
Torque(in-lb)
|
Weight(lb)
|
|
1/4″
|
0.2
|
1.54
|
1.3
|
2.8
|
34.5
|
0.2
|
|
3/8″
|
0.28
|
1.73
|
1.38
|
3.66
|
34.5
|
0.2
|
|
1/2″
|
0.36
|
2.17
|
1.57
|
3.74
|
46
|
0.4
|
|
3/4″
|
0.49
|
2.32
|
1.73
|
3.74
|
46
|
0.7
|
|
1″
|
0.59
|
2.72
|
2.01
|
4.45
|
69
|
0.9
|
|
1-1/4″
|
0.79
|
3.03
|
2.24
|
4.45
|
115.1
|
1.5
|
|
1-1/2″
|
0.98
|
3.19
|
2.52
|
5.55
|
149.6
|
2
|
|
2″
|
1.26
|
3.82
|
2.68
|
5.55
|
218.6
|
3.1
|
|
2-1/2″
|
1.5
|
5.04
|
3.35
|
7.44
|
287.6
|
–
|
|
3″
|
1.97
|
6.02
|
3.54
|
7.44
|
460.2
|
–
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