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Hex Cap Screws - SAE J429
<br /> Mechanical & Quality Requirements for Externally Threaded Fasteners
<br /> Proof Load&Teneile Requirements '
<br /> Coarse 77�reed Series-iINR�
<br /> GRADE2 GRADES GRADEB
<br /> Nominal Strou Proof T�mRe �roof T�n�lla Proot TwrlN
<br /> DIe.Ot Ane Loed 6tnnpth Le�d ��th Lwd �h�pth
<br /> Produd• 8q.fi ID, Mln.Ib. Ib. Mln.Ib. Ib. Nlnl.
<br /> ThrxM per
<br /> Inrfi
<br /> V."-20 0.0318 1,750 2,350 2,700 3,800 3,800 �,750
<br /> 5/16"-18 0.0524 2,900 3,900 4,450 6,300 6,300 7,8�
<br /> 3;s"•16 0.0775 4,250 5,750 6,600 9,300 9,300 11,600
<br /> 7/i6"-14 0.1063 5,850 7,850 9,050 12,800 12,800 15,900
<br /> Vi"-13 0.1419 7,800 10,500 12,100 17,000 17,000 21,300
<br /> 9/16"•12 0.182 10,000 13,500 15,500 21,800 21,800 27,300
<br /> 5/e"•11 0.226 12,400 16,700 19,200 27,100 27,10� 33,900
<br /> i'."•10 0.334 18,400 24,700 28,100 40,100 40,300 SO,lOD
<br /> 7/s"•9 0.462 15,200 27,700 39,300 55,400 55,900 69,300
<br /> 1"-8 0.606 20,000 36,400 51,500 72,700 72,700 90,90�
<br /> 1•1/s"•7 0.763 25,200 �5,800 56,500 80,100 91,600 IS�,�DO
<br /> 1-+A"•7 0.969 32 000 58100 71700 101700 11 300 145 4D0
<br /> 1-3/e"-6 1.155 36,100 69,300 85,500 121,300 138,600 173,200
<br /> 1•Vi"-6 1.405 46,400 84,300 10,4000 147,500 168,600 210,800
<br /> �Proof loads and tansile atrengths ero compurod Ly muldplying the prooCload messes nnd tonsile strengths �
<br /> stressespy tha stress erea of the thrcad.
<br /> As=0.7854(D-0.974312
<br /> N
<br /> Where D equals uominal dinmecer In iuches,and N equels�Ivends per incU.
<br /> Shear=2/3 of Tensile Strength
<br /> �
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