Schwarkzkopf, Ernst · New York : J. Wiley & Sons ; London : Chapman and Hall · leaf 270
APPENDIX 253 shaped iron affording sufficient clearance for slipping on the tongs, and is riveted on both sides to clamps. Between the upper part of the clamp and the saw an iron block may be inserted, so that on tightening the clamp a larger area will press upon the face of the saw. … Fic. 223.—Device for Use in Brazing a Band Saw. Soft Soldering LOLOL E Soft soldering is the process of uniting metals with alloys of lead and tin. There are different kinds of soft solder, all differing slightly in composition. For example, com- mon half and half soft solder contains one part of…
Forging
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