Current status of calculations to date:

completed 45.7%
- 100% completed of all calculations is only with the help of Excel.
- MET-Calc (Excel) download here.
- Use of MET-Calc (Excel) is only for paying users (one license for 2 MAC addresses). To find the MAC address, use the file here.
- If you want to use MET-Calc (Excel), please contact us here , but the MET-Calc (Excel) license will be valid only until all calculations are completed (transferred).

Procedure for existing users (with a valid license) who want to switch to the new system:

- Register on the site as a new user.
- Contact us after registration here. Let us know by email.:
1. Your new Username/email.
2. Your original Username (found in the authorization email) to verify the validity of your license.
- An email will be sent to you within 1-2 days informing you that your license has been transferred to the new system (the original Excel license will still be valid).

Standard EN

Hydrodynamic

Other calculation

Roark's formulas for Stress and Strain

Formulas for torsional deformation and stress (TABLE 10.1)

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Solid circular section - info PDF

Solid elliptical section - info PDF

Solid square section - info PDF

Solid rectangular section - info PDF

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Solid triangular section (equilaterial) - info PDF

Isosceles triangle - info PDF

Circular segmental section - info PDF

Circular sector - info PDF

Circular shaft with opposite sides flattened - info PDF

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Hollow concentric circular section - info PDF

Eccentric hollow circular section - info PDF

Hollow elliptical section, outer and inner boundaries similar ellipses - info PDF

Hollow, this-walled section of uniform thickness - info PDF

Any thin tube of uniform thickness - info PDF

Any thin tube - info PDF

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Hollow rectangle, thin-walled - info PDF

Thin circular open tube of uniform thickness - info PDF

Any thin open tube of uniform thickness - info PDF

Any elongated section with axis of symmetry OX - info PDF

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Any elongates section or thin open tube - info PDF

Any solid, fairly compact section without reentrant angles - info PDF

Trapezoid - info PDF

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T-section, flange thickness uniform - info PDF

L-section - info PDF

U-section - info PDF

Z-section - info PDF

I-section, flange thickness uniform - info PDF

Split hollow shaft - info PDF

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Shaft with one keyway - info PDF

Shaft with two keyways - info PDF

Shaft with four keyways - info PDF

Shaft with one spline - info PDF

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Shaft with two splines - info PDF

Shaft with four splines - info PDF

Pinned shaft with one groove - info PDF

Pinned shaft with two grooves - info PDF

Pinned shaft with four grooves - info PDF

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Cross shaft - info PDF