Emil Otto is aiming at joining steel, stainless steel, brass and copper objects below 450°C with three tin-based soft-soldering pastes. “The soldering and tinning pastes do not require zinc chloride, ...

These sustainable pastes do not contain zinc chloride, are not subject to hazard labelling, and can be used for soft soldering and tinning. They are particularly suitable for processing steel, brass, ...

AN article in the Electrical Review of August 28 describes the technique and selection of suitable materials. The process of soldering may be defined as the uniting of metals by means of an alloy ...