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Aug. 15. 2007;110:0 8 AM LJitx r astcner8-*Lae 1nau8UY'S l ougacat screws No.7274 1P. 5/5)1 2 <br /> IGRKFASIE NERS om <br /> IhrrGrade <br /> . Technical .Data <br /> CRY. C,..I. ...... .lIU-,....,.a.I..; SIR r nt...l 4...A: 5‘.',.t-,. bat', of. . .m n.4nr.e.4 I` In.donend„n*I„ <br /> random sampled and quality controlled to the highest standards. <br /> Accreditations for Independent test laboratories include: <br /> ICC, CNLA,TUV, 0, ISO, DAR. <br /> Tests conducted in Douglas Fir specific gravity 0.5. ‘.....44_ <br /> 1M tM - <br /> Pull Out Teat Results for RSS Structural Shear Strength Results for RSS <br /> Screws Structural Screws <br /> Size Sidegrain: Endgrain: Size. . Shear values <br /> 5/16x 2"1/2 1740 lbs 1223 lbs 5/16 x 2"1/2 829 lbs <br /> 5/16 x 3"1/8 2054 lbs 2321 lbs 5/16 x 3"1/8 847 lbs czg. <br /> 5/16 x 4" 2644 lbs . 2565 lbs 5/16 x 4" 1328 lbs ' ox <br /> 5/16 x 5"1/8: 2745 lbs 2829 lbs 5/16 x 5"1/8 ,13,.1,. 11,3s...._ <br /> 5/16 x 6" 3619 lbs 3522 lbs 5/16 x 6" 1335 lbs <br /> 3/8 x 7"4/4 3962 lbs 3920 lbs . 3/8 x 7"1/4 1282 lbs <br /> 3/8 x 8" 4364 lbs 46611bs 3/8 x 8" 1386 lbs <br /> 3/8 x 10" 4840 lbs 5104 lbs 3/8 x 10" 1504 lbs <br /> 3/8 x 12” 5258 lbs 5044 lbs 3/8 x 12" 1900 lbs <br /> 3/8 x 14"1/8 5306 lbs 5172 lbs 3/8 x 14"1/8 • 1958 lbs <br /> 3/8 x 16" 5990 lbs 5753 lbs 3/8 x'16" 2065 lbs <br /> Head Pull Through Test Results for RSS'M Shear Test Result for R4TM" Multipurpose <br /> Structural Screws. .Screws <br /> 5/18"screws avg. 825 lbs Avg. Ultimate Load Wood Failure <br /> Shaft Diameter 0.198" Diameter <br /> (lbs) Rate <br /> Head Diameter 0,616" #4 139. 50% <br /> 3/8" screws avg. 889 lbs . #6 301 70% <br /> Shaft Diameter 0.220" #8 361 30% <br /> Head Diameter 0.711" #9 452 65% <br /> #10 • 687 75% <br /> #12 • -720 • 75% <br /> Minimum Tensile Strength Minimum Bending Angle <br /> GRK Spec: 139,000 PSI • GRK Spec: 35° <br /> Code Spec: • 45,000 PSI Code.Spec: • 15° <br /> http://www,grkfasteners,com/en/technical_data_RSS,htm 8/15/2007 <br /> AUG 15,2007 10:02A page 5 <br />