Cold finished steels

The use of cold finished bars in the last ten years has become more and more important for the quality advantages due to close tolerances not achievable with traditional hot rolled bars.

COLD DRAWN	Section	Range (mm)				Steel		Tolerance
		from		to
	Rounds	5		90		ordinary, alloy	carbon, free-cutting	h9 ÷ h11
	Hexagons	10		50		free-cutting Pb		h11
	Squares	10×10		100×100		ordinary	carbon	h11
	Flats	Width		Thickness		ordinary	carbon	h11
		from	to	from	to
		10	200	10	60

 

PEELED	Section	Range (mm)				Steel		Tolerance
		from		to
	Rounds	20		180		ordinary, alloy	carbon	h9 ÷ h11

 

GROUND	Section	Range (mm)				Steel		Tolerance
		from		to
	Rounds	10		100		ordinary, alloy	carbon	h6 ÷ h9

 

HARDENED AND TEMPERED	Section	Range (mm)		Steel
		from	to
	Rounds	20	180	alloy, carbon