This section is from the book "Notes On Building Construction", by Henry Fidler. Also available from Amazon: Notes on building construction.
Temp. | Lead. | Tin. |
400 | 11 | 8 |
410 | 25 | 16 |
420 | 7 | 4 |
430 | 15 | 8 |
440 | 8 | 4 |
450 | 17 | 8 |
460 | 9 | 4 |
470 | 10 | 4 |
480 | 23 | 8 |
Temp. | Lead. | Tin. |
490 | 14 | 4 |
500 | 33 | 8 |
510 | 19 | 4 |
520 | 25 | 4 |
530 | 30 | 4 |
540 | 38 | 4 |
550 | 48 | 4 |
558 | 25 | 1 |
630 | 1 | 0 |
Imperial Standard Wire Gauge - The following Table gives the thicknesses of the Standard Wire and Sheet Metal Gauges - sometimes described as the SWG - approved by Her Majesty's order in Council 1st March 1883 to be Board of Trade standards from 1st March 1884 : -
 
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