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A型可拆式膠管接頭(JB1888-777)、C型可拆式膠管接頭(JB1890-77)
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膠管
內(nèi)徑
d
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公稱
通徑
DN
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工作壓力
MPa
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D2
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d1
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l1
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l2
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S2
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D1
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d8×l8
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I
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II
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III
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I
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II
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III
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公差
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4
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4
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20
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-
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-
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10
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-
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-
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±0.6
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M12×1.25
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21
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28.5
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17
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19
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2.4×33
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6
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6
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20
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25
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40
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12
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13.5
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15
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M14×1.5
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23
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34
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22
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25
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3.4×38
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8
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8
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16
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25
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32
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14
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15.5
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17
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M16×1.5
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23
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37
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24
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27
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3.4×45
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10
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10
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16
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25
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25
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16
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17.5
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19
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M18×1.5
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33
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39
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27
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31
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3×51
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13
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10
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12.5
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20
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25
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20
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21.5
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23
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±0.8
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M22×1.5
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33
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43
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30
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34
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3×64
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16
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15
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10
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16
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20
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23
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24.5
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26
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M27×1.5
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35
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48
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36
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41
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3×80
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1、d8×l8-可拆式接頭用的鋼線直徑和展長?！ ?、L=l+5l2
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三瓣式膠管接頭(JB/ZQ4429-86)
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公稱
通徑
DN
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D2
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膠管直徑
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工作壓力
MPa
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D4
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L72
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L1
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L2
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do
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螺母
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重量
kg
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D3
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I
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II
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III
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I
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II
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III
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D
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S
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D1
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min
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max
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min
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max
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min
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max
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6
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8
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15.1
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17.3
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16.7
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18.9
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18.5
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20.7
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17.5
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30
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33
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32
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92
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60
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18
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5
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M16×1.5
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21
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25.4
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0.299
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8
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10
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17.5
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19.7
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19.1
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21.3
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20.9
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23.4
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16
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28
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31
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35
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97
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60
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22
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7
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M22×1.5
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30
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34.6
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0.310
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10
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12.5
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20.5
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23.1
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22.1
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24.7
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23.9
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26.5
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14
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25
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27
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40
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108
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67
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24
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10
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M27×1.5
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36
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41.6
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0.500
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15
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16
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23.6
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26.2
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25.2
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27.8
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27
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29.6
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10.5
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20
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22
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45
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110
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68
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25
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13
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M30×1.5
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41
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47.3
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0.632
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20
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22
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30.8
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33.4
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32.4
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35.0
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34.2
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36.8
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8
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14
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16
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51
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122
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76
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27
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18
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M36×2
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46
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53.1
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0.835
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25
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25
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35.2
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38.0
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37.0
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39.8
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38.8
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41.6
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7
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13
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15
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58
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135
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80
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32
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21
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M42×2
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50
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57.7
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1.234
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32
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31.5
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41.7
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44.7
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43.5
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46.5
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45.3
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48.3
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4.4
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11
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12
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66
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148
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88
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35
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28
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M52×2
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60
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69.3
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1.735
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40
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38
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48.1
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51.1
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49.9
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52.9
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-
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-
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3.5
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9
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-
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72
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168
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102
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38
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33
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M60×2
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70
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80.8
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2.212
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50
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51
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61.0
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64.0
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62.8
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65.8
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-
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-
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2.6
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8
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-
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86
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186
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116
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40
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43
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M68×2
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80
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92.4
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3.339
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膠管按GB3683-83《鋼絲編織液壓膠管》
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