Vansko 304 Stainless Steel Lever Handle with Escutcheon
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Author : Janette Shen
Update time : 2020-07-02 09:44:00
Vansko 304 Stainless Steel Lever Handle with Escutcheon
Material: 304 Stainless Steel
Colour: Gun Black
Application: Mortise lock for interior doors or fire doors
Spindle: 8*8*100 square or according to the thickness of door
Packing: White box Door thickness: 35-60mm
After receiving the precision-cast stainless steel product and we did a Salt Fog Test after polishing , and the problem is shown in below picture.
But why does this problem occur?
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