ENGINEERING 
sngineer: 
aerials see 
nt bases: 
‘al rather 
(12 
-uction of 
or collect 
-0 be put 
need any 
620.112 
Tests Factors affecting strength 
Kinds of tests, Directions for making various tests, laboratory manuals 
See note to 620.11 
General: influence of temperature, selection of test pieces, etc. 
Corrosion Wethering Protection against deteriorafing influences 
Elastic limit tests: plasticity, fatigue, deformation 
See also 620.11246 Repeated stress 
Tension, compression, torsion, flexure, shearing 
Class here combined tests as well as general works covering these tests 
If wisht, subdivide farther as follows: 
Tensil tests 
Compression tests - 
Torsion # 
Flexure (transverse) tests 
Shearing tests 
Repeated stress tests 
Impact Repeated shock tests 
Crystallization and formation of cleavage planes 
Hardness tests . 
Special tests 
Varying for different materials 
Tests on special shapes and forms 
Plates and structural shapes 
Bars, rods, angles, beams: T, bulb, I, and channel beams 
Colums, bilt colums Tubes, pipes, cylinders . 
Rollers Spheres, solid or hollow "Ball bearings 
Springs 
Hooks Chains Hoops Rings 
Rivets Bolts Screws Nails 
Riveted joints of plates 
Wire Wire rope Cables Hawsers 
Other forms 
Other tests 
Tests of timber See note to 620.11 
Stone Cement Concrete 
Stone 
Cement 
Concrete 
Reinforced concrete 
Other: artificial stone 
Brick, tile, etc. 
For glass see 666.1 Manufacture of glass, 691.6 Glass as a bilding material. 
In engineering it is an accessory material not requiring a place under strength 
tests 
Masonry adhesivs 
Cement, mortar, plaster of paris, etc, See also bilding materials 691.5 
Lime, plaster, cement 
Iron and steel 
Other metals 
Other materials 
Mineral: asbestos, mineral wool 
Asphalt Tar 
Vegetable: paper, hemp, etc. 
Animal: hair. hide. bone. ete. 
4x 
42 
43 
44 
45 
46 
HD 
B 
Ra 
33 
$4 
85 
86 
84 
88 
89 
3) 
a 
£3 
132 
135 
136 
E37 
139 
14 
Lh 
) 
17 
I8 
19 
195 
on 
8 {s) 
198 
.199 
a 
Compends Handbooks Kent, Trautwine 
Dictionaries, cyclopedias 
Essays 
Periodicals 
Societies 
Study and teaching Instruments 
Tables and calculations 
History of engineering 
[32] 
0