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-   -   The New "What did you do with your Z today" (with off topic replies) XXIX (http://www.the370z.com/lounge-off-topic/126713-new-what-did-you-do-your-z-today-off-topic-replies-xxix.html)

madwi 07-17-2018 08:34 AM

Quote:

Originally Posted by JLarson (Post 3772018)
Somewhat related, at my last job, we machined titanium beams for the S92 helicopter for Sikorsky. My brother Dave was one of the machinists, and he'd been deburring the titanium, and was covered with titanium dust. Struck a spark with the grinding wheel. Most people aren't aware that titanium dust is highly flammable. He was briefly engulfed with flames.

Dave has this thing for attracting fire. When we did construction together, he set the fringe of his jeans on fire with a roofing torch. While welding a beam over head, he dropped enough sparks to burn through his boxers and do the "help help my pants are on fire" dance. Yesterday, he sends me a text. "I just set myself on fire again. Cutting through rebar with a grinding wheel."

*shakes head* Amazing he's still alive.

We all would have brillo pad sized wads of titanium. great for camping and general fuckery at work.
There have been a few stories of machines getting torched because of chip buildup plus an ignition source.

madwi 07-17-2018 08:39 AM

Fun video. Inconel is the same material used for the cpu's armor in aircraft black boxes.
I woudnt want to be back on the floor, but miss playing with neat toys sometimes.
http://www.youtube.com/watch?v=c1K5QjR3hyU

onzedge 07-17-2018 08:41 AM

Quote:

Originally Posted by madwi (Post 3772031)
Fun video. Inconel is the same material used for the cpu's armor in aircraft black boxes.
I woudnt want to be back on the floor, but miss playing with neat toys sometimes.
http://www.youtube.com/watch?v=c1K5QjR3hyU

:tiphat:

JLarson 07-17-2018 08:47 AM

Quote:

Originally Posted by madwi (Post 3772031)
Fun video. Inconel is the same material used for the cpu's armor in aircraft black boxes.
I woudnt want to be back on the floor, but miss playing with neat toys sometimes.
http://www.youtube.com/watch?v=c1K5QjR3hyU

Inconel is actually what our retorts are made out of. We're heating a high nickel iron alloy to around 2100 ± 50 degrees to align the grain structure for magnetic permeability. Inconel handles a good bit of heat before deforming, so it's been our material of choice for a long time now.

madwi 07-17-2018 08:50 AM

Quote:

Originally Posted by JLarson (Post 3772035)
Inconel is actually what our retorts are made out of. We're heating a high nickel iron alloy to around 2100 ± 50 degrees to align the grain structure for magnetic permeability. Inconel handles a good bit of heat before deforming, so it's been our material of choice for a long time now.

I hate machining it to any kind of tight tolerances. **** seemed gummy+super abrasive and would eat carbide insert faster than a fat kid with a bag of M&Ms.

eastwest2300 07-17-2018 09:07 AM

sssup itcheZ.

bunk 07-17-2018 09:09 AM

Quote:

Originally Posted by JLarson (Post 3772018)

Dave has this thing for attracting fire.

*shakes head* Amazing he's still alive.

When I was in the 5th grade, my sister and I had come home from school. She wanted to fry some chicken for dinner. She had the frying pan with oil heating up on the stove. She went to her room and forgot that she had the stove on.
I was in the living room and hear a WHHOOOSH. Ran to the kitchen and saw the frying pan on fire. Grabbed the frying pan handle, opened the sliding door to the backyard, and while going down the little step, the frying pan handle had melted off and the pan slid off the handle pouring the burning oil onto my my right thigh. Burned through my pants and had me out of school for two weeks. Still have scars from that.

I also dumped scalding water on me as a toddler, and stuck a fork through my cheek. But those are stories for another time..lol

onzedge 07-17-2018 09:22 AM

Quote:

Originally Posted by eastwest2300 (Post 3772038)
sssup itcheZ.

:happydance:

JLarson 07-17-2018 09:52 AM

Quote:

Originally Posted by bunk (Post 3772039)
When I was in the 5th grade, my sister and I had come home from school. She wanted to fry some chicken for dinner. She had the frying pan with oil heating up on the stove. She went to her room and forgot that she had the stove on.
I was in the living room and hear a WHHOOOSH. Ran to the kitchen and saw the frying pan on fire. Grabbed the frying pan handle, opened the sliding door to the backyard, and while going down the little step, the frying pan handle had melted off and the pan slid off the handle pouring the burning oil onto my my right thigh. Burned through my pants and had me out of school for two weeks. Still have scars from that.

I also dumped scalding water on me as a toddler, and stuck a fork through my cheek. But those are stories for another time..lol

Sweet merciful crap! That sounds awful!

eastwest2300 07-17-2018 09:57 AM

Quote:

Originally Posted by onzedge (Post 3772041)
:happydance:

:tiphat:

onzedge 07-17-2018 10:14 AM

Quote:

Originally Posted by eastwest2300 (Post 3772050)
:tiphat:

:usa:

Rusty 07-17-2018 11:28 AM

Quote:

Originally Posted by JLarson (Post 3772006)
Exciting morning. Looks like there was a big explosion at our facility last night. We're still determining root cause, but it looks like an electrician doing work for our facility inadvertently shut off the water cooling for our hydrogen furnaces, causing a water jacket failure. Steam pressure built up outside the retort, and actually blew a 1200 lb retort out of the ground, shattered every window in the department, and did a fair amount of damage to our recorders and various electrical systems.

Neat!

Hold my coffee and watch this! :rofl2:

onzedge 07-17-2018 11:34 AM

Quote:

Originally Posted by Rusty (Post 3772066)
Hold my coffee and watch this! :rofl2:

:stirthepot:

Rusty 07-17-2018 11:52 AM

Quote:

Originally Posted by madwi (Post 3772031)
Fun video. Inconel is the same material used for the cpu's armor in aircraft black boxes.
I woudnt want to be back on the floor, but miss playing with neat toys sometimes.
http://www.youtube.com/watch?v=c1K5QjR3hyU

When I worked for Elliott TurboMachinery. I worked with a lot of inconels and monels. Hated machining inconel 625. Super gummy. Tear up bits really quick. Gas turbines and some compressors have parts made out of this stuff. We had a few lathe fires from Ti, and magnesium. Worked will a lot of exotic metals. How about preheating a work piece to 1,100F before you could weld on it. :eek:

Ian B 07-17-2018 12:30 PM

Dropped friend at airport, having lunch at Chilis and then heading to clinic to work till 11p

Ian B


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