532 The Philippine Journal of Science 1921 
TABLE 15.—Average results of bending tests of timber of structural sizes 
and small specimens. 
f the 
ce) e 
ie eee 
__ [even | Modus | moau- | [282 | Modu-|est cal eae of 
Species. Tests. | Mois-| ory. | clastic | us of |“ “at | lus of jeulated) crue. 
ture. | based sas rup- : elastic-| longi- 
on vol- resili- | ture, elastic ity. | tudinal tural 
ume | ence: limit. nh pe ose 
when onal 
cantar: speci- 
mens 
Per Lbs. per|Lbs. per|Lbs.per, 1,000 |Lbs.per| Per 
cent. cu.in. | sq. in. | sq. in. | lbs. per| sq. in..| cent. 
Tangile No. 1: sq. in. 
Structural sizes-___- 64-819 0.53 1.13 | 8,570} 4,940! 2,040 500 79 
Small specimens-_--_ 23 23.7 0. 52 1.05 | 10,840 | 5,190| 1,910 S00 | cn ciwune 
Tangile No. 2: 
Structural sizes ___- 5 33.3 0.49 0.97 | 7,790 | 4,060} 1,860 820 80 
; Small specimens-.- 22 26.3 0.46 0.81 | 9,700} 4,620; 1,680 $40 4 cee nw 
Tangile No. 3: 
Structural sizes_-___ g 29.8 0.48 1.30 | 6,820; 4,080! 1,530 390 16 
Small specimens-_-- 10 | 22.75 0.46 1.04; 8,940} 4,810; 1,570 8201 zdeae 
Tangile No. 4: 
Structural sizes -__- 4 24.9 0.46 0.45 | 6,710} 2,690} 1,690 240 68 
Smal specimens___ 15| 18.8] 0.47] 1.08] 9,850} 5,080] 1,600 S50 ek a 
Tangile average: 
Structural sizes.__.|---.-... 29.9| 0.49] 0.96| 7,640! 3,940] 1,780 860 76 
Small specimens _-_-_}----____ 29.9] 0.48] 0.99 | 10,000] 4,910| 1,690 $5042. - 
Apitong No. 1: , ; 
Structural sizes____ 2| 45.4| 0.64] 0.86| 6,640! 4,090] 2,420; 530} 59 
Small specimens__” 9} 26.1} 0.64] 0.48 | 11,230} 4,100] 2,840 4004.22 
Apitong No. 2: 
Structural sizes____ 4] 53.3| 0.58] 0.51] 6,690] 3,290] 2,080; 390) 61 
Small specimens___ 11 22.1 |# 0.64 1.17 | 10,910 | 5,180) 2,040 890 |-------- 
Apitong No. 3: 
Structural sizes___. 4] 387] 0.68] 0.88| 7,850] 4,260) 2,040) 400, 176 
Small specimens___ 17 28.5 0. 68 0.68 | 10,830} 4,510 | 2,090 $70 |-------- 
Apitong No. 4: 
Structural sizes.___ 4} 36.9| 0.64] 0.63] 6,120| 8,530| 1,960| 240) 62 
Small specimens__- 19 24.9 0. 65 1.05} 9,980 | 5,850; 1,803 350 |-------- 
Apitong No. 5: 
Structural sizes.__. 8| 41.9] 0.69] 0.56! 7,210| 8,490/ 1,730} 840] 66 
Small specimens___| 19| 29.9} 0.68] .0.71| 8,950| 4,150| 1,660 820 |-------- : 
Apitong No. 6: 
Structural sizes____ 1| 40.6| 0.69] 0.69} 5,220} 8,120] 1,290 290 51 
Small specimens___ 3 27 0.69 0.28 | 10,190 | 8,500; 1,870 860 |-------- 
Apitong average: 
Structural sizes.___!.-.___. 42.8| 0.65| 0.68| 6,820| 3,680] 1,900) 360| 6&8 
Small specimens-__|_--..--- 25.5 | 0.66| 0.72 | 10,080} 4,550] 1,970 870 |-------- 
Apitong (from market): 
Structural sizes.....  4| 48.7| 1.56] 1.19] 7,870| 4,400| 1,890) 540) 80 
Small specimens_._ 13} 21.1| 0.56] 1.14| 9.790] 5.800| 1,840} 880 |-------- 
Guijo (from market): 
Structural sizes____| 4| 63.3] 0.66] 3.13 | 11,660| 8,020] 2,360| 730] 9% 
Small specimens.__ 19' 87.1! 0.64 1.55 ' 12,810! 7,680! 2,140 460 ".------ 
