PRAD SYSTEM PRAD system Solution tool PRAD system Specification of corresponding standard blanks (for European market) unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn D K TYPEℓk HSS CorrespondingHSS-EHSS-CoHSS-PCuttingFormingproducts M3 56 6.5 18 3.5 2.7 6 c ● ISO3 G7 SP,PO,HT,ROLL M4 63 9 21 4.5 3.4 6 c ● ISO3 G7 SP,PO,HT,ROLL M5 70 10.5 25 6 4.9 8 c ● ISO3 G7 SP,PO,HT,ROLL M6 80 15 30 6 4.9 8 o ● ISO2X - SP,PO,HT M8 90 19 35 8 6.2 9 o ● ISO3 G7 SP,PO,HT,ROLL M10 100 23 39 10 8 11 o ● ISO3 G7 SP,PO,HT,ROLL M12 110 26 45 12 9 12 o ● ISO3 G9 SP,PO,HT,ROLL unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn D K TYPEℓk HSS CorrespondingHSS-EHSS-CoHSS-PCuttingFormingproducts M1.4 40 7 - 2.5 2.1 5 ● ISO3 G5 SP,PO,HT,ROLL M1.6 40 8 - 2.5 2.1 5 ● ISO3 G5 SP,PO,HT,ROLL M2 45 8 - 2.8 2.1 5 ● ● ● ISO3 G5 SP,PO,HT,ROLL M2.5 50 9 - 2.8 2.1 5 ● ● ISO3 G6 SP,PO,HT,ROLL M3 56 11 18 3.5 2.7 6 ● ● ● ISO3 G7 SP,PO,HT,ROLL M4 63 13 21 4.5 3.4 6 DIN371 ● ● ● ISO3 G7 SP,PO,HT,ROLL M5 70 16 25 6 4.9 8 ● ● ● ISO3 G7 SP,PO,HT,ROLL M6 80 19 30 6 4.9 8 ● ● ● ISO2X - SP,PO,HT M7 80 19 30 7 5.5 8 ● ISO3 G11 SP,PO,HT,ROLL M8 90 22 35 8 6.2 9 ● ● ● ISO3 G7 SP,PO,HT,ROLL M10 100 24 39 10 8 11 ● ● ● ISO3 G7 SP,PO,HT,ROLL unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn D K TYPEℓk HSS CorrespondingHSS-EHSS-CoHSS-PCuttingFormingproducts M3 56 11 - 2.2 - - ● ISO3 G7 SP,PO,HT,ROLL M4 63 13 - 2.8 2.1 5 ● ISO3 G7 SP,PO,HT,ROLL M5 70 16 - 3.5 2.7 6 ● ISO3 G7 SP,PO,HT,ROLL M6 80 19 - 4.5 3.4 6 ● ISO2X - SP,PO,HT M8 90 22 - 6 4.9 8 ● ISO3 G7 SP,PO,HT,ROLL DIN376 M10 100 24 - 7 5.5 8 ● ISO3 G7 SP,PO,HT,ROLL M12 110 29 - 9 7 10 ● ● ISO3 G9 SP,PO,HT,ROLL M14 110 30 - 11 9 12 ● ● ISO3 G9 SP,PO,HT,ROLL M16 110 32 - 12 9 12 ● ● ISO3 G9 SP,PO,HT,ROLL M20 140 34 - 16 12 15 ● ● ISO3 G13 SP,PO,HT,ROLL unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn D K TYPEℓk HSS CorrespondingHSS-EHSS-CoHSS-PCuttingFormingproducts M8×1 90 22 - 6 4.9 8 ● ISO3 G7 SP,PO,HT,ROLL M10×1 90 20 - 7 5.5 8 ● ISO3 G8 SP,PO,HT,ROLL M12×1.5 100 22 - 9 7 10 DIN374 ● ISO3 G10 SP,PO,HT,ROLL M14×1.5 100 22 - 11 9 12 ● ISO3 G10 SP,PO,HT,ROLL M16×1.5 100 22 - 12 9 12 ISO3 G10 SP,PO,HT,ROLL unit mm YAMAWA standard Applicable dimension Material Applicable class Size L ℓ ℓn D K TYPEℓk HSS CorrespondingHSS-EHSS-CoHSS-PCuttingFormingproducts G1/8 90 20 - 7 5.5 8 ● - - SP,PO,HT G1/4 100 22 - 11 9 12 ● - - SP,PO,HT DIN5156 G3/8 100 22 - 12 9 12 ● - - SP,PO,HT G1/2 125 25 - 16 12 15 ● - - SP,PO,HT * Concerning applicable thread limits, maximum applicable thread limits for metric coase threads are listed. PRAD-41