Item:	Flat Bar
Material:	Carbon Steel, SS304
Surface treatment	Galvanized or painting or not or SS304
Width:	10-300mm ±0.5mm
Thickness:	0.3-5mm ±0.2mm
Technical parameters	Material	Proof Strength N/mm2	Tensile Strength N/mm2	Elongation min. %
	Q235	≥235	>450	≥25
Chemical composition %:
	C	0.2		C	≤0.08
	Mn	0.65		Mn	≤2
	Si	0.27		Si	≤1
	P	0.35		P	≤0.045
	S	0.05		S	≤0.03
				Cr	18-20
				Ni	8-10