Page 58 - Tanner Fasteners & Industrial Supplies Biig Book
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Fasteners 8_17.qxp_Layout 1  8/18/17  11:58 AM  Page 50

                                                                                                            BOLTS





            TENSION CONTROL BOLT SYSTEMS               TECHNICAL INFORMATION
        FASTENERS  The Tension Control bolting system has  Mechanical Properties of Bolts

           quickly become the worlds most
                                                                             Tensile Strength (Lbf)                                       Proof Load (Lbf)
                                                                Stress
                                                      Nom.
           widely used method of tensioning
           high strength structural bolts.The
                                                                (in)                    A325                A490            A325             A490              A325             A490
                                                      (in)
           ease of use and economic benefits          Diameter  Area                              Min                                                      Max                                        Min
                                                                                         _
                                                       5/8-11UNC      0.226          27,100            33,900              39,100  19,200     27,100
           have provided tens of thousands                                               _
                                                       3/4-10UNC      0.334          40,100            50,100              57,800  28,400     40,100
           of projects with consistent, reliable and   7/8-9UNC         0.462          55,450            69,300              _  79,950        39,250     55,450
           economical steel connections.               1-8UNC            0.606          72,700            90,900              _  104,850  51,500     72,700
                                                       1-1/8-7UNC     0.763          80,100          114,450              _  132,000  56,450     91,550
           Features & Benefits:
                                                      Note: The stress area is calculated as follows:
           • Pre-assembled, fully matched and tested to provide     AS = 0.7854 [D - (0.9743/n)]  2
            consistent, reliable tension                where:
                                                        AS = stress area, in. 2
           • Single source for bolt, nut and washer -  buy exact
                                                        D = nominal bolt size
            quantities and save on logistics and labor costs  n = threads per inch
           • Greater than minimum tension is guaranteed with
            proper usage.                             ASTM   Nom.        Tensile Strength (psi) Proof Strenth  Yield Strenth  Elongation Reduction of
           • Visual inspection of sheared pintail verifies proper   Diameter (in) Min                Max             (psi)  Min (psi)  Min. %          Area Min %
            torque-tension has been met saving inspection     A325  5/8-1                 120,000       _  85,000              92,000                14                 35
            time and costs.                                1-1/8                  105,000       _  74,000              81,000                14                 35
                                                       A490  5/8-1-1/8        150,000     173,000           _  120,000                14                 40
           • TC Bolts are produced to exceed ASTM F1852 and
            F2280 standards and conform to AISC and FHWA
            specifications.                           Determining Bolt Length

                                   Before Tightening      Bolt Size, in.                      To Determine Required Bolt
                                                                       Length Add to Grip, in.
           1. Splined End
                                                          5/8                  7/8        Bolt
           2. Notch (Groove)                                                              Length
                                                           3/4               1
                                                                                                               Gripp
           3. Threads                                      7/8               1-1/8
                                                                                                               Length
           4.Outer Sleeve                                1                   1-1/4
                                                         1-1/8               1-3/8
           5. Inner Sleeve
                                                      Add value in above column for your desired bolt diameter to the total material
           6. Nut                  During Tightening     thickness in the grip. Round value up to the nearest 1/4”.
           7. Washer
                                                      Installation
           8.& .9 Assembly Part
                                                                          1. Nut and washer identification markings should face away from the
                                                                           connection. All fasteners in the connection should be snug tight.
           The splined end of the
           bolt, which is gripped by a                                    2. Fit inner socket over the grooved spline and push the wrench
           special design wrench chuck  After Tightening                   slightly,  then engage the outer socket over the nut.
           providing a means of turning
                                                                          3. Start the wrench. The inner socket will hold the bolt in place, while
           the nut relative to the bolt                                     the outer socket tightens the nut. The spline will shear off when
           until the splined end is                                         proper tension is reached.
           sheared off, indicating that
                                                                          4. When the installation is complete, remove the socket from the nut
           the required torque has been
                                                                           and depress the ejection lever to discharge the the sheared spline
           reached. There is no need to
                                                                           from the inner socket of the wrench. The installation is now
           use a torque wrench.
                                                                           complete, and may be verified as usual.
       50
           800 456-2658         email: sales@tannerbolt.com        www.shoptanner.com
                                   714 Montauk Ave., Brooklyn,  NY 11208    718 434-4500   Fax: 718 434-3215
                                    60-01 55th Drive, Maspeth, NY 11378    718 786-2050   Fax: 718 228-7297
                                                     800 3rd Ave., Brooklyn, NY 11232  929 337-1821
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