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    1.  
      内牙直通(Inner tooth straight pipe)
      规格(Type)
      d
      D
      Rp
      L
      S14-3/8F
      9.8
      14.5
      3/8
      34.5
      S14-1/2F
      9.8
      14.5
      1/2
      35
      S16-1/2F
      11.8
      16.5
      1/2
      35
      S18-1/2F
      13.8
      18.5
      1/2
      35
      S18-3/4F
      13.8
      18.5
      3/4
      37
      S20-1/2F
      15.8
      20.5
      1/2
      35.5
      S20-3/4F
      15.8
      20.5
      3/4
      37.5
      S25-1/2F
      19.8
      25.5
      1/2
      32
      S25-3/4F
      19.8
      25.5
      3/4
      38
      S25-1F
      19.8
      25.5
      1
      40
      S32-3/4F
      25.8
      32.5
      3/4
      35
      S32-1F
      25.8
      32.5
      1
      40
       
       
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