Types of surface finish

Commercially available surface finishes

	EN 10088 Designation ¹⁾	Type of finish ²⁾	Surface quality²⁾	Product form ³⁾				DIN 17440/41
				F	W	ST P	H
Hot- rolled or hot- formed	1U	Hot-formed, not heat-treated, not de-scaled	Mill scale	X	X	X	X	A1
	1C	Hot-formed, heat-treated, not de-scaled	Mill scale	X	X	X	X	b (Ic)
	1E	Hot-formed, heat-treated, mechanically de-scaled	Scale-free	X	X	X	X	c1 (IIa)
	1D	Hot-formed, heat-treated, pickled	Scale-free	X	X	X	/td>	c2 (IIa)
	1X	Hot-formed, heat-treated, pre-machined (planed or turned)	Scale-free			X		e
Cold- rolled or cold formed	2H	Strain-hardened	Bright	X		X		f (IIIa)
	2C	Cold-rolled, heat-treated, not de-scaled	Smooth, heat- treatment scale	X
	2E	Cold-rolled, heat-treated, mechanically de-scaled	Rough, dull	X
	2D	Cold-formed, heat-treated, pickled	Smooth	X		X		h (IIIb)
	2B	Heat-treated, machined (planed), mechanically smoothed	Smoother than 2D			X		n (IIIc)
	2B	Cold-rolled, heat-treated, pickled, skin passed	Smoother than 2D	X				n (IIIc)
	2R	Cold-rolled, bright annealed	Reflective	X				m (IIId)
	2Q	Cold-rolled, hardened and tempered, scale-free	Scale-free	X
Special versions / special finishes	1G or 2G	Ground		X		X		o (IV)
	1J or 2J	Brushed or dull polished		X				q
	1K or 2K	Satin polished		X				p (V)
	1P or 2P	Polished, bright polished		X		X		p (V)
	2F	Cold-rolled, heat-treated, skin passed on roughened rolls	Matt	X
	1M or 2M	Patterned		X
	2W	Corrugated		X
	2L	Coloured		X
	1S or 2S	Surface-coated		X

*1	First digit 1 = hot-rolled/hot-formed; 2 = cold-rolled/cold-formed
*2	For a more detailed definition and attendant factors, please refer to EN 10088 Parts 2 and 3
*3	F = Flat products; W = Wire rods; St = Bars; P = Profiles; H = Semi-finished product

Keywords / Related terms: corrosion-resistant, UV-resistant, wear-resistant, attractive, hygienic, easy to clean, relatively scratch resistant