ब्रेझिंगमध्ये वापरले जाणारे स्पेल्टर सहसा कशापासून बनवले जाते?

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ALP CBT 2 Electrician Previous Paper: Held on 23 Jan 2019 Shift 1
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  1. रोझिन लोह आधार आणि लीड मिश्रधातू
  2. तांबे आधार आणि चांदी मिश्र धातु
  3. लीड सल्फाइड
  4. झिंक क्लोराईड

Answer (Detailed Solution Below)

Option 2 : तांबे आधार आणि चांदी मिश्र धातु
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Detailed Solution

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स्पष्टीकरण:

ब्रेझिंग ही उष्मेच्या सहाय्याने दोन समान किंवा भिन्न धातूचे तुकडे आणि स्पेल्टर (तांबे आणि जस्त, तांबे आणि ॲल्युमिनियम, तांबे आणि चांदी यांचा मिश्र धातु) म्हणून ओळखल्या जाणार्‍या विशेष नॉन-फेरस फिलर धातूला जोडण्याची प्रक्रिया आहे.

फिलर धातूंचे काही अधिक सामान्य प्रकार वापरले जातात

  • ॲल्युमिनियम-सिलिकॉन मिश्र धातु
  • तांबे
  • तांबे-चांदी मिश्र धातु
  • तांबे-जस्त मिश्र धातु (पितळ)
  • तांबे-फॉस्फरस मिश्रधातू
  • तांबे-सोने मिश्र धातु
  • मॅग्नेशियम-ॲल्युमिनियम मिश्र धातु
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