Soldering pegs useful during railway line or pipeline construction

摘要

Soldering peg used in soldering process, comprising (A) main part (1) with fastener section (2) and (B) curved section of soldering material (11) contg. void region (9) and cuff (10) - contains flux placed inside void region before pressing cuff over fastener section so that a flange (3) locks the cuff onto this section. The void region is conical, cylindrical (with conical tapered- or dome-shaped end) or elliptical shaped and the front (8) of the cuff is dome- or conical-shaped.