Lead-tin alloy is a soft solder - Manufacturing Processes - 1

Q.  Which of the following is a soft solder?
- Published on 03 Aug 15

a. Copper-zinc alloy
b. Nickel-silver alloy
c. Lead-tin alloy
d. All of the above

ANSWER: Lead-tin alloy

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    Discussion

  • Pankaj   -Posted on 02 Nov 15
    - A method of joining two or more parts together by molten metal is called as soldering.

    - There are various methods of soldering such as soldering iron method, dip and wave method, induction method, resistance method etc.

    - Solder is a metal which is used to apply in a molten state on parts to be joined.

    - There are two types of solders:

    1. Soft solder: This solder is usually a lead-tin mixture

    2. Hard solder: These solders as subdivided as follows:

    a) Brass solders (copper-zinc alloy)

    b) Silver solders (copper-silver alloy)

    c) Copper solders

    d) Nickel-silver solders

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