What are the standard sizes of frame in steel doors? | | | | Untitled Page | | The standard sizes of frame in steel doors are given below: | | | (A)Width of frame carrying one set of shutters | | | (I) For 35,40 mm shutter | 100 mm | | (II) For 25,30 mm shutter | 90 mm | | B) Width of frame carrying two sets of shutters | | | (I) For 30,35 and 40 mm shutter | 120 mm | | (II) For 25 mm shutter | 90 mm | | (C) Thickness | 60 mm | | | | | | | | | | | |
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