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fire not hot enough to melt steel at wtc ? here's proof


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reply posted on 1-5-2007 @ 03:22 PM by Pootie



Originally posted by iandavis
Industrial grade tungsten steel will begin to liquify or melt at 2400 degrees FH. Jetliner fuel only burns at 1800 degrees tops. Problem right? Wrong!

First off, no ones knows what temperature the area surrounding the impact points of the twin towers were really burning at. There were other combustionable materials involved besides jet fuel that may have kicked up the temp, we just don’t know. No experiments or similar situations are on record to prove it one way or the other.

What we do know is that this type of steel weakens by 50% at only 1200 degrees. So even if the building frame didn’t melt, it’s not a stretch to believe it could weaken enough to collapse even if the temp was 1800.



One little problem with your post here boss.. The NIST reported STEEL TEMPS NO HIGHER THAN 250C (about 500F) in all but THREE of the WTC steel sample they tested.

So... at only 500F IN SMALL POCKETS how weak is the steel?

Even at 1200F the fire distribution would be random allowing the members/beams/trusses to heat and expand/war unevenly and at different times... this would not lend itself to a symmetrical collapse.

You are trying to mix gas temperatures with actual steel temps and you are way off base.

1200F fire temp DOES NOT = 1200F Steel think about it.

[edit on 1-5-2007 by Pootie]



reply to this post:   copyright & usage 


reply posted on 1-5-2007 @ 03:23 PM by ULTIMA1


wtc.nist.gov...

The pre-collapse photographic analysis showed that 16 recovered exterior panels were exposed to fire prior to collapse of WTC 1. None of the nine recovered panels from within the fire floors of WTC 2 were observed to have been directly exposed.

NIST developed a method to characterize maximum temperatures experienced by steel members using observations of paint cracking due to thermal expansion. The method can only probe the temperature reached; it cannot distinguish between pre- and post-collapse exposure. More than 170 areas were examined on the perimeter column panels ...

Only three locations had evidence that the steel reached temperatures above 250 °C.

These areas were:

• WTC 1, east face, floor 98, column 210, inner web,
• WTC 1, east face, floor 92, column 236, inner web,
• WTC 1, north face, floor 98, column 143, floor truss connector



reply to this post:   copyright & usage 


reply posted on 6-7-2008 @ 06:10 AM by Anonymous ATS


reply to post by PisTonZOR



Steel, copper, and aluminum are among the very highest possible conductors of heat. Additionally, hardened concrete conductivity is also high. The higher the volume of conductor, in this case steel, the faster it wicks away the heat, and the more heat it wicks away.

In the WTCs, the steel core columns and the exterior columns contained massive amounts of steel. And the steel available for "sinking" included the steel in the entire length of the columns. It is unthinkable that even an efficient hydrocarbon fire without supplemental oxygen could heat the steel using even the maximum amounts of available fuel even burning highly efficiently over the maximum duration of possible time between the time of the crash and the buildings' destruction.

Given what is known about the efficiency of the fire, its duration, and temperature, it is impossible that these columns could have sustained enough heat to weaken them enough to cause them to fail.

This factor alone renders the official explanation unfeasible.



reply to this post:   copyright & usage 


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