Table 2.

Basic surface roughness parameters of the DC04 sheet.

Sa, μm	Sq, μm	Sp, μm	Sv, μm	Sz, μm	Sal, mm	Str	Sdq	Ssk	Sku
1.32	1.54	10.48	10.31	20.79	0.05	0.93	0.15	−0.13	2.11