S e c t i on 2 - P a ge 1 May 2013 #5 (15M) #6 (20M) #7 (22M) #8 (25M) Nominal Bar Size E 0.625" (16 mm) 0.750" (19.5 mm) 0.875" (22.2 mm) 1.0" (25.2 mm) Head Acr oss Flats F 1.088" to 1.125" (27.64 mm to 28.58 mm) Head Acr oss Cor ners G 1.425" to 1.591" (36.19 mm to 40.41 mm) Head Height, min. H 0.40" (10.2 mm) Thr ead Size (left and right) I 5 / 8 ”- 11 UNC 3 / 4 "- 10 UNC 7 / 8 "- 9 UNC 1"- 8 UNC #5 (15M) #6 (20M) #7 (22M) #8 (25M) Y ield Str ength, min. 18,600 lbs (80 kN) 26,400 lbs (120 kN) 36,100 lbs (155 kN) 47,100 lbs (200 kN) T ensile Str ength, min. 27,600 lbs (121 kN) 39,600 lbs (180 kN) 54,100 lbs (232 kN) 70,600 lbs (300 kN) Elongation in 8" (200mm) 9minimum 5 / 8 " - 11 UNC 3 / 4 " - 10 UNC 7 / 8 " - 9 UNC 1" - 8 UNC Y ield Str ength, min. 13,600 lbs (60.5 kN) 20,000 lbs (89 kN) 27,700 lbs (123.2 kN) 36,400 lbs (161.9 kN) T ensile Str ength, min. 20,300 lbs (90.3 kN) 30,100 lbs (133.9 kN) 41,600 lbs (185 kN) 54,500 lbs (242.4 kN) Elongation in 8" (200 mm) 9minimum Rebar Rock Bolts (Forged Head Thr eaded) #5 (15M), #6 (20M), #7 (22M) and #8 (25M) Forged Head Rebar Thr eaded Rebar Dimensions T echnical Data - Forged Head - Grade 60 T echnical Data - Thr eaded - Grade 60 Notes: USA - manufactur ed to ASTM F432 and ASTM A615 specications; bolts MSHA approved Canada - manufactur ed to ASTM F432, CSA M430 and CSA G30.18M specications Grade 40 75 available wher e applicable. Notched r ebar optional for bending. www .dsiundergr ound.com