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Maxims and Instructions for the Boiler Room

by N. Hawkins

39 of 47 · Contents · Download EPUB

Useful Tables of Weights of Iron and Comparisons of Gauges

Weight of a Superficial Foot of Plate and Sheet Iron.

Plate Iron.
Thickness.Weight
per
square foot.
INCHES.POUNDS.
1⁄16in.21⁄2
1⁄8„5
3⁄16„71⁄2
1⁄4„10
5⁄16„121⁄2
3⁄8„15
7⁄16„171⁄2
1⁄2„20
9⁄16„221⁄2
5⁄8„25
11⁄16„271⁄2
3⁄4„30
13⁄16„321⁄2
7⁄8„35
15⁄16„371⁄2
1„40
Sheet Iron.
United States Standard Gauge.
Adopted by Congress, to take effect July 1st, 1893.
Number
of
Gauge.
1000’s
of
an Inch.
Weight
per
square foot.
ounces
Nearest
fraction of
an inch.
No.1.281180oz.9⁄32in.
„2.265170„17⁄64„
„3.250160„1⁄4„
„4.234150„15⁄64„
„5.218140„7⁄32„
„6.203130„13⁄64„
„7.187120„3⁄16„
„8.171110„11⁄64„
„9.156100„5⁄32„
„10.14090„9⁄64„
„11.12580„1⁄8„
„12.10970„7⁄64„
„13.09360„3⁄32„
„14.07850„5⁄64„
„15.07045„9⁄128„
„16.06240„1⁄16„
„17.05636„9⁄160„
„18.05032„1⁄20„
„19.04328„7⁄160„
„20.03724„3⁄80„
„21.03422„11⁄320„
„22.03120„1⁄32„
„23.02818„9⁄320„
„24.02516„1⁄40„
„25.02114„7⁄320„
„26.01812„3⁄160„
„27.01711„11⁄640„
„28.01510„1⁄64„
„29.0149„9⁄640„
„30.0128„1⁄80„

Weight of One Foot of Round Iron.

Size.Weight pr. Foot.
Lbs.
1⁄8in..041
3⁄16„.092
1⁄4„.164
5⁄16„.256
3⁄8„.368
7⁄16„.501
1⁄2„.654
9⁄16„.828
5⁄8„1.02
11⁄16„1.24
3⁄4„1.47
13⁄16„1.73
7⁄8„2.00
15⁄16„2.30
1„2.62
11⁄16„2.95
11⁄8„3.31
13⁄16„3.69
11⁄4„4.09
15⁄16„4.51
13⁄8„4.95
17⁄16„5.41
11⁄2„5.89
19⁄16„6.39
15⁄8„6.91
111⁄16„7.45
13⁄4„8.02
113⁄16„8.60
17⁄8„9.20
115⁄16„9.83
2„10.47
21⁄8„11.82
21⁄4„13.25
23⁄8„14.77
21⁄2„16.36
23⁄8„18.04
23⁄4„19.80
27⁄8„21.64
3„23.56
31⁄8„25.57
31⁄4„27.65
33⁄8„29.82
31⁄2„32.07
35⁄8„34.40
33⁄4„36.82
37⁄8„39.31
4„41.89
41⁄8„44.55
41⁄4„47.29
43⁄8„50.11
41⁄2„53.01
45⁄8„56.00
43⁄4„59.07
47⁄8„62.22
5„65.45
51⁄8„68.76
51⁄4„72.16
53⁄8„75.64
51⁄2„79.19
55⁄8„82.83
53⁄4„86.56
57⁄8„90.36
6„94.25

Weight of One Foot of Square Iron.

Size.Weight pr. Foot.
Lbs.
1⁄8in..052
3⁄16„.117
1⁄4„.208
5⁄16„.326
3⁄8„.469
7⁄16„.638
1⁄2„.833
9⁄16„1.06
5⁄8„1.30
11⁄16„1.58
3⁄4„1.87
13⁄16„2.20
7⁄8„2.55
15⁄16„2.93
1„3.33
11⁄16„3.76
11⁄8„4.22
13⁄16„4.70
11⁄4„5.21
15⁄16„5.74
13⁄8„6.30
17⁄16„6.89
11⁄2„7.50
19⁄16„8.14
15⁄8„8.80
111⁄16„9.49
13⁄4„10.21
113⁄16„10.95
17⁄8„11.72
115⁄16„12.51
2„13.33
21⁄8„15.05
21⁄4„16.88
23⁄8„18.80
21⁄2„20.83
23⁄8„22.97
23⁄4„25.21
27⁄8„27.55
3„30.00
31⁄8„32.55
31⁄4„35.21
33⁄8„37.97
31⁄2„40.83
35⁄8„43.80
33⁄4„46.88
37⁄8„50.05
4„53.33
41⁄8„56.72
41⁄4„60.21
43⁄8„63.80
41⁄2„67.50
45⁄8„71.30
43⁄4„75.21
47⁄8„79.22
5„83.33
51⁄8„87.55
51⁄4„91.88
53⁄8„96.30
51⁄2„100.80
55⁄8„105.50
53⁄4„110.20
57⁄8„115.10
6„120.00

Weight per Running Foot of Cast Steel.

Size.Lbs.Size.Lbs.
1⁄4in.Sq..2131⁄4in.Rd..167
1⁄2„„.8551⁄2„„.669
3⁄4„„1.913⁄4„„1.50
1„„3.401„„2.67
11⁄4„„5.3211⁄4„„4.18
11⁄2„„7.6711⁄2„„6.02
2„„13.632„„10.71
1×1⁄4.8521⁄2in.Oct..745
11⁄8×3⁄81.435⁄8„„1.16
11⁄4×1⁄22.133⁄4„„1.67
11⁄2×5⁄83.197⁄8„„2.28
13⁄4×3⁄44.461„„2.98
2×1⁄23.4011⁄8„„3.77
„×5⁄84.2511⁄4„„4.65

Comparison of Principal Gauges in use.

United States Standard.Stubbs’ Birmingham.Brown & Sharp.
Number.1000’s
of
an inch.
Pounds
per square
foot.
1000’s
of
an inch.
Pounds
per square
foot.
1000’s
of
an inch.
Pounds
per square
foot.
iron.iron.iron.
No.1.28111.25.30012.04.28911.61
„2.26510.62.28411.40.25710.34
„3.25010..25910.39.2299.21
„4.2349.37.2389.55.2048.20
„5.2188.75.2208.83.1817.30
„6.2038.12.2038.15.1626.50
„7.1877.50.1807.22.1445.79
„8.1716.87.1656.62.1285.16
„9.1566.25.1485.94.1144.59
„10.1405.62.1346.38.1024.09
„11.1255.00.1204.82.0913.64
„12.1094.37.1094.37.0803.24
„13.0933.75.0953.81.0722.89
„14.0783.12.0833.33.0642.57
„15.0702.81.0722.89.0572.29
„16.0622.50.0652.61.0502.04
„17.0562.25.0582.33.0451.82
„18.0502.00.0491.97.0401.62
„19.0431.75.0421.69.0361.44
„20.0371.50.0351.40.0321.28
„21.0341.37.0321.28.0281.14
„22.0311.25.0281.12.0251.02
„23.0281.12.0251.00.022.90
„24.0251.00.022.88.020.80
„25.021.87.020.80.018.72
„26.018.75.018.72.016.64
„27.017.68.016.64.014.57
„28.015.62.014.56.012.50
„29.014.56.013.52.011.45
„30.012.50.012.48.010.40

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