WebJun 3, 2013 · You can bend, stretch, shrink, and smooth metal with your stump. You can also stand on it and give a speech, sit on it and have lunch while pondering your misspent youth, or carve into it a heart with your sweetheart’s name. The edges of your stump can be cleaned up for bending metal or sharpening up flanges. WebFeb 6, 2024 · A common recommended fix is to use oxy/acetylene heat to create a localized hot spot that bulges the metal above the mean surface of the panel. The bulge can then be tapped down flat with a hammer and dolly to thicken the metal in that spot. This takes away some of the “stretch”.
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WebNov 2, 2024 · The heat is doing two jobs here: pulling everything into a tight spot, and making the metal soft enough that when struck with a hammer the excess material is pushed out into the surrounding area, eliminating the … WebJun 21, 2007 · Shrinking sheet metal / steel with torch vf4000 769 subscribers Subscribe 229 Share 210K views 15 years ago Using a torch to shrink bowed sheet metal / steel on vehicle body. Sorry for … incidence of lupus nephritis sle
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WebMay 14, 2024 · To shrink stretched metal, you need a wood hammer, a dolly, a torch, and a wet rag. Use a permanent marker to mark the area you need to shrink, this is critical as once you get going, you can easily lose the spot. Using a rosebud torch tip, heat the center of the metal to be shrunk. You are looking for a nipple to form in the center. WebThe shrinking occurs when the spot gets hot and wants to swell but the metal around it holds it in place, so that spot gets thicker. Or it bows out, which is why tapping it down carefully and very gently with a hammer helps keep it in line and thickening. Stretching metal makes it thinner. Shrinking it makes it thicker. WebAug 26, 2008 · In the hands of someone that knows what they are doing, it will probably take a considerable amount of time to determine where it needs to be stretched and where it may need to be shrunk. Someone that doesn't know what they are doing can make it more of a mess than it already is. inbo twitter