Lift type forged steel check valve
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Main size and weight of lift type forged steel check valve:
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规 格
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S
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L
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T
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H (开) ≈
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重 量（㎏） ≈
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英 制
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公 制
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JNSI
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JIS
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ANSI
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ISO、BS
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JIS
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900～1500Lb
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NPI牙型60
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RC牙型55
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PT牙型55
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1/2
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15
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21.8
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22.2
|
79
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1/2
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61
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1.4
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||
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3/4
|
20
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27.1
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27.7
|
92
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3/4
|
65
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1.5
|
||
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1
|
25
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33.8
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34.5
|
111
|
1
|
79
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3.1
|
||
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1 1/4
|
32
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42.6
|
43.2
|
120
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1 1/4
|
95
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3.9
|
||
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1 1/2
|
40
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48.7
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49.1
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152
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1 1/2
|
103
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5.6
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||
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2
|
50
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61.1
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61.1
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172
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2
|
118
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8.9
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