纽扣规格量度对照表

12L=7.5MM=5/16"                                       

13L=8.0MM=5/16"

14L=9.0MM=11/32"                                     

15L=9.5MM=3/8"

 16L=10.0MM=13/32"                                     

 17L=10.5MM=7/16"

 18L=11.5MM=15/32"                                     

 20L=12.5MM=1/2"

 22L=14.0MM=9/16"                                       

24L=15.0MM=5/8"

26L=16.0MM=21/32"                                     

 28L=18.0MM=23/32"

 30L=19.0MM=3/4"                                       

 32L=20.0MM=13/16"

 34L=21.0MM=27/32"                                     

 36L=23.0MM=7/8"

  40L=25.0MM=1"                                        

  44L=28.0MM=13/32"                        

  45L=30.0MM=1-3/16"