Transcribed image text:2. (a) A mild steel pipe (thermal conductivity = 43 W/m°C) of inside diameter 15.4 cm, outside diameter 17.0 cm and length 50 metres carries 0.5 kg stof saturated steam at 300°C from a boiler house to a process plant, losing heat to the ambient air at 20°C with an external heat transfer coefficient of 20 W/m²°C.
Black Mild Steel Pipe / Tube Self Colour Threaded & Cut to Medium Grade Black Mild Steel. Dimensions:1/2 21.34MM. 3/4 26.67MM. 1 33.40MM. 1-1/4 42.16MM. 1-1/2 48.26MM. 2 60.33MM. All Lengths include threads. Click here for Galvanised Threaded Pipe / Tube Click here for 1 metre to 6 metre lengths of Black Medium Steel Pipe / Tube Click here for black malleable pipe fittings
In this standard, the pipe Outer Diameter smaller than 12.75 in (NPS 12, DN 300), pipe actual diameters is larger than NPS (Nominal Pipe Size)or DN (Nominal Diameter). On the hand, for steel tube dimensions, the actual outside diameter same with pipe number for all sizes.
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Mild Steel Mandrel Bend Exhaust Elbow Pipe, 90 Degree, 3-1 Mild Steel Mandrel Bend Exhaust Elbow Pipe, 90 Degree, 3-1/2 Inch Universal Fit, Elbow/Connector Exhaust Pipe Type, 3.500" Outside Diameter, Mild Steel, Natural 19 Reviews 2 Answered Questions