This section is from the book "Applied Science For Metal Workers", by William H. Dooley. Also available from Amazon: Applied Science For Metal Workers.
Antimony.............. | 1053 |
Aluminum: Castings..... | 15000 |
Sheet........ | 24000 |
Bars........ | 28000 |
Brass: Yellow........... | 26880 |
Bronze: Cast: Lunkenheimer....... | 34000 |
Delta metal: | |
Cast.......... | 44800 |
Rolled...... | 67200 |
Gun-metal...... | 32000 |
Phosphor....... | 40000 |
Manganese...... | 62720 |
Tobin.......... | 78500 |
Copper: Cast........... | 22400 |
Sheet.......... | 30240 |
Wire........... | 40000 |
Cast Steel: Lunkenheimer.......... | 80000 |
Gold................... | 20384 |
Average Tensile Strength of Materials in Pounds per
Square Inch - Continued
Iron: Cast:............ | 18000 |
Lunkenheimer.............. | 25000 |
Wrought.......... | 45000 |
Lead: Cast............. | 1800 |
Rolled Sheet...... | 3320 |
Platinum Wire.......... | 53000 |
"Puddled" Semisteel: | |
Lunkenheimer 35000 to 42000 |
Silver: Cast..... | 40000 | ||
Steel: Cast..... | 60000 | to | 80000 |
Forgings.. | 60000 | to | 95000 |
Tin: Cast...... | 3360 | ||
Zinc: Cast...... | 3360 | ||
Sheet.... | 15680 |
Woods
Ash............ | 11000 | to | 17000 |
Beech.......... | 11500 | to | 18000 |
Cedar.......... | 10300 | to | 11400 |
Chestnut....... | 10500 | ||
Elm........... | 13000 | to | 13489 |
Hemlock....... | 8700 | ||
Hickory....... | 12800 | to | 18000 |
Locust......... | 20500 | to | 24800 |
Maple.......... | 10500 | to | 10584 |
Oak: White..... | 10253 | to | 19500 |
Pine: White | 10000 | to | 12000 |
Pine: Yellow. ... | 12600 | to | 19200 |
Spruce......... | 10000 | to | 19500 |
Walnut: Black. | 9286 | to | 16000 |
In designing a piece of machinery, the first thing to find out is the strength of the metal or material of which it is to be made. The technical meaning of "strength" is the power of a body to resist force and in mechanics the word "body" means any solid object. The word "force" means a push, a pull, a twist, or a cut.
 
Continue to: