Bolt Head Size Calculation

This calculator can be used as an aid to help estimate the weight of bolts nuts and washers.

Bolt head size calculation.

Need a bolted joint calculator. We provide it as a resource for our customers because the weight of a bolt or assembly is often needed when calculating shipping costs or jobsite delivery requirements. D bh 1 5 d nom. See torque force design equations webpage and torque chart page for recommended fastener torque and equation data.

In fact the bolt diameter is a little smaller and the nut diameter a little larger. For example for the numbers in step 1 1 2 x 1 5 75 or 3 4 which is the wrench size needed for this standard sized bolt. For example a bolt and nut may be described as being diameter. The following table of hex bolt head dimensions was adapted from asme b18 6 7m table 14 dimensions of hex head machine screws this table is used for smaller size hardware.

Us 0 1 1 piece. Multiply the first number which is the bolt size in inches or millimeters by 1 5 using a pocket calculator if necessary. If you re making standard size bolt you should look up the standard. This fastener bolt torque calculator will estimate the unknown torque diameter axial force applied and coefficient of turning friction for the given conditions.

0 030 for sizes up to 1 2 0 050 for sizes 5 8 and 3 4. Bolt diameter head and wrench size. Manufacturer directly supply double bolt hose clamp for sale. An even more simplified equation for the grip stiffness can be found if it is assumed that the bolt head diameter is 50 percent larger than the bolt nominal diameter i e.

Us 0 1 1 piece. Where l is the total bolt length and d nom is the nominal bolt diameter. A17 3 15 customized tube clamp zinc plated pipe clamp rubber hose clamp price. Print this page.

Nominal diameter is more of a label than a size. Us 0 01 boxes. Hex bolt head dimensions. Body diameter there may be a reasonable swell or fin under the head or die seam on the body not to exceed the basic bolt diameter by the following.

But neither the external threads of the bolt nor the internal threads of the nut are exactly 500 in diameter. Us bolt head wrench size. Hex bolt lag bolt.