Types	Tensile Strength (for design purpose only) kgf/mm2	C % Max.	Min % Max.	S % Max.	P % Max.	For all types		Typical Applications
						Delivery condition	Surface finish
O: Ordinary	28	0.15	-	0.060	0.060	(1) Scale-free	Coarse or	For enamelling and lacquering
D: Drawing	28	0.12	0.50	0.050	0.050		rough
DD: Deep Drawing	28	0.10	0.50	0.040	0.040	(2) Improved Surface	Medium or dull	For general purposes (not for plating)
EDD: Extra Deep Drawing	28	0.10	0.50	0.035	0.035	(3) Best surface	Fine or bright	For electro-plating
Note : Sheets are for weldable quality and suitable for fusion and spot welding

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