In esscence,it is a defect of Manufacturing.If thesheet were flattened properly and a proper adhesive were used,I believe this would not happen.The sunlight doesnot hit the door directly.It is a glass building and the heat is not high at all.
Shank Kris
www.elevatorinspection.org
The contractor comes back to me telling that it is due to oil canning.I have 2 questions here
1 . Does Oil canning create bowing of the doors?
2 . Oil canning occurs due to Manufacturing defects and not due to exposure to sun.Then how can the SS Panel bow to the extent that the doors rub against...
The cracks develop on the surface and the whole sheet bows outward...The cracks dont develop where the sheet is fastened.The sheet is cleaned only by plain cloth.No chemicals used here.It is in a residential building.
Yes,the SS is cladded on the top of the MS Door for the full width and height.The end of it is spot welded on to the MS Surface on all sides and is pressed totegether mechanically.No glue is being used in this case.My real question is...will the SS Distort if there is direct sunlight on to...
Yes the door is Mild steel and there is a top Stainless steel sheet cladded on the surface.It is open to sun and only the SS Cladding has developed cracks and probably getting a Popcorn effect.
My client has a Stainless steel cladded Elevator door in his building.The door is exposed to the west sun.The door develops cracks and bows after a period of time.The contractor changed the door twice.What could be the reason for this to happen??Is the Packaging material between the steel door...
