In brazing, the filler metal generally used is ______

This question was previously asked in
VSSC ISRO Technician B Fitter Official Paper held on 22 Dec 2012
View all ISRO Technician B Fitter Papers >
  1. Copper Zinc alloy
  2. Copper Tin alloy
  3. Aluminium foil
  4. None of these 

Answer (Detailed Solution Below)

Option 1 : Copper Zinc alloy
Free
ISRO Technician B: Fitter Full Test 1
16.9 K Users
60 Questions 180 Marks 90 Mins

Detailed Solution

Download Solution PDF

Concept:

Brazing is a process of joining two similar or dissimilar metal pieces by means of heat and a special non-ferrous filler metal known as spelter (an alloy of copper and zinc, copper and aluminium, copper, and silver). Brazing alloys are filler metals with an alloy melting point above 427°C

In brazing, the filler metal generally used is Copper + Zinc alloy.

Some of the more common types of filler metals used are

  • Aluminium-silicon alloys
  • Copper
  • Copper-silver alloys
  • Copper-zinc alloys (brass)
  • Copper-phosphorus alloys
  • Copper-Gold alloys
  • Magnesium-aluminium alloys
Latest ISRO Technician B Fitter Updates

Last updated on May 28, 2025

-> ISRO Technician Fitter recruitment notification 2025 has been released

->Candidates can fill ISRO Fitter application form from June 2 to 16. 

->A total of 20 vacancies are announced for ISRO recruitment 2025 for Fitter.

->Candidates must have passed SSLC/ SSC/ Matriculation and should have NTC/ITI/NAC in ->Fitter Trade Certificate from an NCVT recognized by the government to satisfy the ISRO Technician B Fitter Eligibility Criteria.

Get Free Access Now
Hot Links: teen patti wink teen patti casino teen patti master apk