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Full text of "The Flow Of Gases In Furnaces"

180

APPENDIX YI

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FORMULAS AND TABLES FOR AECH BRICK—Continued
Firebrick Arches; Rise, Length, Radius, for Chord of Unity

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No.l
	No. 2
	No. 3
	No. 4
	No. 5
	No. 6
	No. 7
	No. 8

Rise or Middle Ordinate Decimal of Span or Chord
	Logarithm of Rise or Middle Ordinate
	Rise or Middle Ordinate Inches per 1 Ft Span or Chord
	Arc
	Length of Arc
	Logarithm of Length of Arc
	Eadius of Arc
	Logarithm of Eadius of Arc

V
	logy
	V
	a, Degrees,
 Minutes and Seconds '
	b or c
	logb logc
	r or r'
	log r log/

0.1146 0.1150 0 1167
	9.09512 9.0.6070 9 06664
	M
	51-38-13 51-48-39 . 52-30-00
	1.03466 1.03490 1.03593
	0.01476 0.01490 0.01533
	1.1481 1.1445 1 . 1305
	0.05996 0.05860 0.05326

0.1172 0.1198 0 1200
	9.068S8 9.07843 9 07918
	Iff 1&
	52-46-04 53-53-47 53-58-58
	1.03623 1.03784 1 03797
	0.01546 0.01613 0 01619
	1.1252 1.1033 1 1017
	0.05121 0.04270 0 04205

0.1224 0.1250 0.1276 0 1300
	9.08777 9.09691 9.10586 9 11394
	1*1 H l»
	55-01-11 56-08-42 57-15-54
 58-17-48
	1.03949 1.04116 1.04287 1 04447
	0.01682 0.01752 0.01823 0 01890
	1.0825 1.0625 1.0434 1 0265
	0.03442 0.02633 0.01846 0 01138

0.1302 0.1328 0 1340
	9.11464 9. 12324
 9 12702
	1* i»
	58-22-57 59-29-50 60-00-00
	1.04461 1.04638 1 04715
	0.01895 0.01969 0 02002
	1.0252
 1.0077 1 0000
	0.01079 0.00332 9 00000

0 1350
	9 13033
	
	60-26-18
	1 04792
	0 02033
	0 9934
	9 99714

0.1354 0.1400
	9.13167 9 14613
	if
	60-37-28 62-43-28
	1.04820 1 05147
	0.02040 0 02180
	0.9907 0 9607
	9.99593 9 98259

0.1406 0 1450
	9. 14806 9 16137
	i»
	62-49-26 64-41-19
	1.05190 1 05516
	0.02197 0 02332
	0.9594 0 9346
	9.9&198 9 97061

0.1458 0 1500
	9.16386 9 17609
	H
	65-01-39 65-47-30
	1.05576 1 05869
	0.02357 0 02488
	0.9302 0 90S5
	9.96859 9 95825

0. 1510 0 1517
	9.17910 9.18091
	1H
	67-13-02 67-30-00
	1.05973 1 06034
	0.02520 0 02545
	0.9033 0 9000
	9.95584 9 95423

0 1550
	9 19033
	
	68-53-37
	1 06288
	0 02649
	0 8840
	9 94643

0.1563 0 1500
	9.19382 9 20412
	if
	69-26-13 70-58-44
	1.06392 1 06693
	0.02691 0 02814
	0.8779 0 8613
	9.94344 9 93513

0.1615 0 1650
	9.20806 9 21748
	IB
	71-36-06 73-03-06
	1.06816 1 07109
	0.02864 0 02983
	0. 8547 0 8401
	9.93184 9 92432