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    1.  
      外牙直通(Outer tooth straight pipe)
      规格(Type)
      d
      D
      RP
      L
      S14-1/2M
      9.8
      14.5
      1/2
      39.5
      S16-1/2M
      11.8
      16.5
      1/2
      39.5
      S16-3/4M
      11.8
      16.5
      3/4
      42.5
      S18-3/8M
      13.8
      18.5
      3/8
      385
      S18-1/2M
      13.8
      18.5
      1/2
      40.5
      S18-3/4M
      13.8
      18.5
      3/4
      42.5
      S18-1M
      13.8
      18.5
      1
      43
      S20-1/2M
      15.8
      20.5
      1/2
      41
      S20-3/4M
      15.8
      20.5
      3/4
      46
      S20-1M
      15.8
      20.5
      1
      43.5
      S25-1/2M
      19.8
      25.5
      1/2
      42
      S25-3/4M
      19.8
      25.5
      3/4
      44
      S25-1M
      19.8
      25.5
      1
      44
      S32-3/4M
      25.8
      32.5
      3/4
      47
      S32-1M
      25.8
      32.5
      1
      47
      S32-1-1/4M
      25.8
      32.5
      1-1/4
      49
       
       
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