Weight Formula
  • WEIGHTS OF BRASS, COPPER, PHOSPHOR BRONZE AND ZINC SHEETS

    Thickness in mm.
    Nearest Thickness in in.
    Nearest S.W.G.
    Wt. of Brass
     Wt. of Copper
    Wt. of phos. Bronze
    Wt. of Zinc
    Kg. per Sq. ft.
    Lb. per Sq. ft.
    Kg. per Sq. ft.
    Lb. per Sq. ft.
    Kg. per Sq. ft.
    Lb. per Sq. ft.
    Kg. per Sq. ft.
    Lb. per Sq. ft.
    12.50
    0.500
    7/0
    105.250
    21.900
    112.913
    23.125
    111.750
    22.890
    91.500
    18.730
    11.75
    0.464
    6/0
    98.935
    20.323
    106.138
    21.460
    105.045
    21.242
    86.010
    17.381
    11.0
    0.432
    5/0
    92.620
    18.922
    99.363
    19.980
    98.340
    19.777
    80.520
    16.183
    10.25
    0.400
    4/0
    86.305
    17.520
    92.588
    18.500
    91.635
    18.312
    75.030
    14.984
    9.50
    0.372
    3/0
    79.990
    16.294
    85.814
    17.205
    84.930
    17.030
    69.540
    13.935
    8.75
    0.348
    2/0
    73.675
    15.242
    79.039
    16.095
    78.225
    15.931
    64.050
    13.036
    7.50
    0.324
    1
    67.360
    14.191
    72.264
    14.985
    71.520
    14.833
    58.560
    12.137
    7.00
    0.300
    2
    63.150
    13.140
    67.748
    13.875
    67.050
    13.734
    54.900
    11.238
    6.50
    0.276
    3
    58.940
    12.089
    63.231
    12.765
    62.580
    12.635
    51.240
    10.339
    6.00
    0.252
    4
    54.730
    11.038
    58.715
    11.655
    58.110
    11.537
    47.580
    9.440
    5.50
    0.232
    5
    50.520
    10.162
    54.198
    10.730
    53.640
    10.621
    43.920
    8.691
    5.00
    0.212
    6
    46.310
    9.286
    49.682
    9.805
    49.170
    9.705
    40.260
    7.942
    4.50
    0.192
    7
    42.100
    8.410
    45.165
    8.880
    44.700
    8.790
    36.600
    7.192
    4.00
    0.176
    8
    37.890
    7.709
    40.649
    8.140
    40.230
    8.057
    32.940
    6.593
    3.60
    0.160
    9
    33.680
    7.008
    36.132
    7.400
    35.760
    7.325
    29.280
    5.994
    3.20
    0.144
    10
    30.312
    6.307
    32.519
    6.660
    32.184
    6.592
    26.352
    5.394
    2.80
    0.128
    11
    26.944
    5.606
    28.906
    5.920
    28.608
    5.860
    23.424
    4.795
    2.40
    0.116
    12
    23.576
    5.081
    25.292
    5.365
    25.032
    5.310
    20.496
    4.345
    2.20
    0.104
    13
    20.208
    4.555
    21.679
    4.810
    21.456
    4.761
    17.568
    3.896
    2.00
    0.092
    14
    18.524
    4.030
    19.873
    4.255
    19.668
    4.212
    16.104
    3.446
    1.80
    0.080
    15
    16.840
    3.504
    18.066
    3.700
    17.880
    3.662
    14.640
    2.997
    1.60
    0.072
    16
    15.156
    3.154
    16.259
    3.330
    16.092
    3.296
    13.176
    2.697
    1.40
    0.064
    17
    13.472
    2.803
    14.453
    2.960
    14.304
    2.930
    11.712
    2.397
    1.20
    0.056
    18
    11.788
    2.453
    12.646
    2.590
    12.516
    2.564
    10.248
    2.098
    1.00
    0.048
    19
    10.104
    2.102
    10.840
    2.220
    10.728
    2.197
    8.784
    1.798
    0.90
    0.040
    20
    8.420
    1.752
    9.003
    1.850
    8.940
    1.831
    7.320
    1.498
    0.80
    0.036
    21
    7.578
    1.577
    8.130
    1.665
    8.016
    1.648
    6.588
    1.349
    0.70
    0.032
    22
    6.736
    1.402
    7.226
    1.480
    7.152
    1.465
    5.856
    1.199
    0.60
    0.028
    23
    5.894
    1.226
    6.323
    1.295
    6.258
    1.282
    5.124
    1.049
    0.55
    0.024
    24
    5.052
    1.051
    5.420
    1.110
    5.346
    1.077
    4.392
    0.899
    0.50
    0.022
    25
    4.631
    0.964
    4.968
    1.018
    4.917
    0.916
    4.026
    0.824
    0.45
    0.020
    26
    4.210
    0.876
    4.517
    0.925
    4.470
    0.824
    3.660
    0.749
    0.40
    0.018
    27
    3.789
    0.788
    4.065
    0.833
    4.023
    0.751
    3.294
    0.674
    0.36
    0.0164
    28
    3.368
    0.718
    3.613
    0.759
    3.576
    0.678
    2.928
    0.614
    0.34
    0.0148
    29
    3.031
    0.648
    3.252
    0.685
    3.218
    0.623
    2.635
    0.554
    0.32
    0.0136
    30
    2.863
    0.596
    3.071
    0.629
    3.040
    0.568
    2.489
    0.509
    0.30
    0.0124
    31
    2.694
    0.543
    2.891
    0.574
    2.861
    0.531
    2.342
    0.465
    0.28
    0.0116
    32
    2.526
    0.508
    2.710
    0.537
    2.682
    0.494
    2.196
    0.435
    0.26
    0.0108
    33
    2.358
    0.473
    2.529
    0.500
    2.503
    0.458
    2.050
    0.375
    0.24
    0.0100
    34
    2.189
    0.438
    2.349
    0.463
    2.324
    0.421
    1.903
    0.345
    0.22
    0.0092
    35
    2.021
    0.403
    2.168
    0.426
    2.146
    0.385
    1.757
    0.315
    0.20
    0.0076
    36
    1.852
    0.368
    1.987
    0.389
    1.967
    0.348
    1.610
    0.285
    0.18
    0.0068
    37
    1.684
    0.333
    1.807
    0.352
    1.788
    0.311
    1.464
    0.255
    0.16
    0.0060
    38
    1.516
    0.298
    1.626
    0.315
    1.609
    0.275
    1.318
    0.225
    0.14
    0.0052
    39
    1.347
    0.263
    1.445
    0.278
    1.430
    0.220
    1.171
    0.195
    0.12
    0.0048
    40
    1.179
    0.228
    1.265
    0.241
    1.252
    0.201
    1.025
    0.180
    0.11
    0.0044
    41
    1.010
    0.210
    1.084
    0.222
    1.073
    0.183
    0.878
    0.165
    0.10
    0.0040
    42
    0.926
    0.193
    0.994
    0.204
    0.983
    0.165
    0.805
    0.150
    0.09
    0.0036
    43
    0.842
    0.175
    0.903
    0.185
    0.894
    0.146
    0.732
    0.135
    0.08
    0.0032
    44
    0.758
    0.158
    0.813
    0.167
    0.805
    0.128
    0.659
    0.120
    0.07
    0.0028
    45
    0.674
    0.140
    0.723
    0.148
    0.715
    0.110
    0.586
    0.105
    0.06
    0.0024
    46
    0.589
    0.123
    0.632
    0.130
    0.626
    0.092
    0.512
    0.090
    0.05
    0.0020
    47
    0.505
    0.105
    0.542
    0.111
    0.596
    0.073
    0.439
    0.075
    0.04
    0.0016
    48
    0.421
    0.088
    0.452
    0.093
    0.447
    0.055
    0.366
    0.060
    0.03
    0.0012
    49
    0.337
    0.070
    0.361
    0.074
    0.358
    0.050
    0.293
    0.045
    0.025
    0.001
    50
    0.221
    0.044
    0.226
    0.046
    0.224
    0.046
    0.183
    0.037