Chapter XLIII: =marine Boilers.=

=Plates for Marine Boilers= 452
Iron 452
Steel 452
Strength of 452
=Boiler Stays= 452
Methods of securing 452
=Boiler Tubes= 452
Methods of securing 452
Causes of leaks 452
Repairing leaks 452
=The Up-take= 453
=The Receiver= 453
=The Fittings and their Uses= 453, 454
Valves 453, 454
Gauges 453, 454
Cocks 454
=Important Features and Facts= 454, 455
Boiler scale 454
The salinometer 454
Priming, the prevention of 454
Supplemental parts 454, 455
The superheater 454
The draught 455
Wasting of plates 455
Fuel, the quantity of 455
=To Relieve the Boiler in Case of Accident= 455
=Steel Marine Boiler= 456
=The "Martin" Boiler= 456
=Testing and Examining Boilers= 456 to 459
Hydraulic tests 456
Related to stays 456, 457
On new and old boilers 456, 457
Internal examinations 458
Preparation for 458
Safety valves 458
Bottom of the boiler 458
Bottom and sides of the furnace 458
Boxes and stays 458
Use of chipping hammer 458
Pit holes in the bottom of a furnace 458
Drilling through the plates 458
Flanges of furnaces 458
Deposits on the necks of stays 458
Man-hole door 458
Superheater 459
Proportions for grate surface 459
Outside examination 458
Cement beds for boilers 458
Proportions for circular tubular boilers 459