Page:Timber and Timber Trees, Native and Foreign.djvu/145

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Table XLV. —Burmah (or Moulmein) Teak.— No. 1.
Transverse Experiments.

Number of the specimen.	Deflections.			Total weight required to break each piece.	Specific gravity.	Weight reduced to specific gravity 1000.	Weight required to break 1 square inch.
	With the apparatus weighing 390 lbs.	After the weight was removed.	At the crisis of breaking.
	Inches.	Inch.	Inches.	lbs.			lbs.
7	2.05	.250	5.500	840.00	712.00	1179.0	210.00
8	1.35	.100	4.500	971.00	787.00	1233.0	242.75
9	1.75	.150	4.750	867.00	840.00	1032.0	216.75
10	1.65	.000	5.000	915.00	724.00	1277.0	228.75
11	1.75	.000	7.500	923.00	720.00	1282.0	230.75
12	1.35	.000	5.000	960.00	874.000	1098.0	240.00
Total	9.90	.500	32.250	5476.00	4657.00	7101.0	1369.00
Average	1.65	.083	5.375	912.66	776.16	1183.5	228.16
E = 576220.S = 2394.

Reamrks.—Each piece broke short to the depth of about one-third, then with scarph-like fracture, 8 to 12 inches in length.

 

Table XLVI.—Burmah (or Moulmein) Teak.—No. 2.
Transverse Experiments.

Number of the specimen.	Deflections.			Total weight required to break each piece.	Specific gravity.	Weight reduced to specific gravity 1000.	Weight required to break 1 square inch.
	With the apparatus weighing 390 lbs.	After the weight was removed.	At the crisis of breaking.
	Inches.	Inch.	Inches.	lbs.			lbs.
13	1.250	.000	5.250	950.00	910.00	1044.00	237.50
14	2.100	.000	7.000	850.00	821.00	1035.00	212.50
15	1.750	.000	7.000	920.00	805.00	10l8.00	230.00
16	1.900	.000	6.750	816.00	790.00	1033.00	204.00
17	1.500	.000	6.500	920.00	800.00	1150.00	230.00
18	3.150	.500	6.250	602.00	726.00	829.00	150.50
Total	11.650	.5.00	38.750	5058	4852.00	6109.00	1264.50
Average	1.942	.083	6.485	843	808.66	1018.16	210.75
E = 485720.S = 2213.

Remarks.—Each piece broke short to the depth of about one-fifth, then with scarph-like and fibrous fracture, 10 to 14 inches in length.