Shear Area Internal & External Thread Formula per. Fed-STD-H28
Fastener and Thread Design Menu
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The following equations and calculator will determine the Shear Area For External Thread Screw or Fastener per. fed-stdh28 standard.
Where:
Kn max = |
Maximum minor diameter of internal thread. |
Es min = |
Minimum pitch diameter of external thread. |
Le = |
Fastener thread engagement |
n = |
Number of threads per inch |
Open: External Thread Shear Area Fed STD H28 Calculator
Shear Area For Internal Thread
Where:
En max = |
Maximum pitch diameter of internal thread. |
Ds min = |
Minimum major diameter of external thread. |
Le = |
Fastener thread engagement |
n = |
Number of threads per inch |