Table 6.
Basic Metric Sizes For Sawn Softwoods
(equivalents in inches are approximate)

 Massachusetts Forest Products Association

 

Thickness

 		 

Width
 

(mm)

75

100

125

150

175

200

225

250

300

(mm)

(inches)

 

(inches)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(12)

16

(5/8)

    

x

x

x

x

 		         

19

(3/4)

    

x

x

x

x

 		         

22

(7/8)

    

x

x

x

x

 		         

25

(1)

    

x

x

x

x

x

 		 

x

x

x

32

(1-1/4)

x

x

x

x

x

x

x

x

x

38

(1-1/2)

    

x

x

x

x

x

x

x

 		   

44

(1-3/4)

    

x

x

x

x

x

x

x

x

x

50

(2)

    

x

x

x

x

x

x

x

x

x

63

(2-1/2)

      

x

x

x

x

x

x

    

75

(3)

      

x

x

x

x

x

x

x

x

100

(4)

      

x

  

x

  

x

  

x

x

150

(6)

          

x

  

x

    

x

200

(8)

              

x

      

250

(10)

                  

x

  

300

(12)

                    

x

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