商务部电话：15931706007
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JB 82—59 对焊钢法兰
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公称
公称 压力
直径DN
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PN20.0
200
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PN16.0
160
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PN10.0
100
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PN6.4
64
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PN4.0
40
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PN2.5
25
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PN1.6
16
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PN1.0
10
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PN0.6
6
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PN0.25
2.5
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10
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凸
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—
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—
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1.05
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1.05
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0.696
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0.609
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0.515
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0.344
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0.284
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凹
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—
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—
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0.99
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1
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||||||
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15
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凸
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1.95
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1.63
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1.3
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1.18
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0.772
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0.691
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0.587
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0.402
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0.34
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凹
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1.9
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1.56
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1.24
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1.11
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||||||
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20
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凸
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2.54
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2.38
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2.04
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1.87
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0.965
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0.88
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0.88
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0.534
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0.474
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凹
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2.49
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2.27
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1.9
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1.76
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25
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凸
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3.64
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3.01
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2.56
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2.36
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1.182
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1.06
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1.06
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0.777
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0.617
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凹
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3.56
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2.87
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2.42
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2.22
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||||||
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32
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凸
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4.5
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4.83
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3.16
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3.15
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1.838
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1.62
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1.62
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1.08
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0.84
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凹
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4.43
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4.67
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3
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2.99
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||||||
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40
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凸
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5.37
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5.39
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4.22
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3.88
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2.11
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1.87
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1.85
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1.22
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1.04
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凹
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5.2
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5.18
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4
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3.67
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50
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凸
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10.3
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9.95
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6.3
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4.76
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2.78
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2.41
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2.35
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1.41
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1.27
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凹
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10.1
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9.7
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5.8
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4.5
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||||||
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65
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凸
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19.2
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15.4
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9
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6.43
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3.62
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3.28
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3.17
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1.81
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1.67
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凹
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18.7
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14.9
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8.6
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6.05
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||||||
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80
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凸
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27
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18.4
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10.42
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7.43
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4.68
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4.22
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3.75
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2.76
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2.3
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凹
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26.6
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17.9
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9.97
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7
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||||||
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100
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凸
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52.1
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26
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15.2
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11.3
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6.89
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5.03
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4.54
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3.04
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2.71
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凹
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51.5
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25.2
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14.4
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10.5
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||||||
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125
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凸
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63.4
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43.45
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23.9
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17.5
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9.67
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6.81
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6.88
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4.67
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4.09
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凹
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62.5
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42.5
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22.9
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16.6
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||||||
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150
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凸
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87.7
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56
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33.2
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25.3
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12.56
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8.25
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8.28
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5.33
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4.37
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凹
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87
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54.7
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31.9
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24.1
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||||||
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175
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凸
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108
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90.2
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40.2
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28.6
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14.18
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10.4
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9.77
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7.13
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6.17
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凹
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107
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88.5
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38.7
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27.3
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||||||
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200
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凸
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154
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102
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55
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37.5
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18.1
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12.1
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11.32
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8.44
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7.22
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凹
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152
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100
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53.4
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35.9
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||||||
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225
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凸
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199
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146
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73.1
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43.5
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23.4
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15.6
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13.33
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9.57
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8.84
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凹
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197
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144
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71
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41.6
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||||||
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250
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凸
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310
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179
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87.6
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52.4
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27.2
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17.8
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15.37
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11.6
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10.7
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凹
|
308
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177
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85.2
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50.3
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||||||
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300
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凸
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|
279
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130.7
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70.8
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34.4
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24.6
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18.95
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15.5
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14.4
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凹
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|
275
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128
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68.3
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||||||
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350
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凸
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|
|
175
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103.5
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51.3
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32.2
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23.93
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18.4
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17.2
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凹
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|
|
171
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99.8
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||||||
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400
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凸
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|
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218.5
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142
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65.9
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42.8
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28.51
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22
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19.4
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凹
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|
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213.5
|
137
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||||||
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450
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凸
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|
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|
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53.4
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33.95
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26.2
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23.1
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凹
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|
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||||||
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500
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凸
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|
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71.3
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40.77
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29.1
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24.3
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凹
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|
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||||||
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600
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90.4
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52.38
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39.6
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37.9
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700
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170.8
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102.6
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69.5
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49
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44.4
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800
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228.7
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125.4
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93.95
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62.5
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57.7
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900
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150.6
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111.9
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73.6
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72.2
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1000
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|
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207.3
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133.6
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82.5
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80.1
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|
1200
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|
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285.5
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202.3
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116
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101
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1400
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|
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|
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|
|
|
172
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117
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|
1600
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138.5
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