See the graph below, which illustrates a test of flexural strength of glass sheets, before and after being subjected to chemical tempering in molten potassium nitrate (KNO3) at 450 °C for different times (24 and 72 hours) . How do you explain this result?

See the graph below, which illustrates a test of flexural strength of glass sheets, before and after being subjected to chemical tempering in molten potassium nitrate (KNO3) at 450 °C for different times (24 and 72 hours) . How do you explain this result?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

See the graph below, which illustrates a test
of flexural strength of glass sheets, before
and after being subjected to chemical
tempering in molten potassium nitrate
(KNO3) at 450 °C for different times (24 and
72 hours). How do you explain this result?
300
250
200
Vidro original
150
Vidro temperado (24 h)
Vidro temperado (72 h)
100
50
Resistência à flexão (MPa)

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