The additional thickness allowed for corrosion in a non-lined steel chimney is about -
(a) 3 mm
(b) 8 mm
(c) 10 mm
(d) 10% of the design thickness.
The correct Answer Is
(b) 8 mm
(a) 3 mm
(b) 8 mm
(c) 10 mm
(d) 10% of the design thickness.
The correct Answer Is
(b) 8 mm