Chemical Requirements

Element / Component	Composition % Q235A	Composition % Q235B	Composition % Q235C	Composition % Q235D
Carbon ( C )	0.14 - 0.22	0.12 - 0.20	0.18 max	0.17 max
Manganese ( Mn )	0.30 - 0.65	0.30 - 0.67	0.35 - 0.80	0.35 - 0.80
Phosphorus ( P )	0.045 max	0.045 max	0.040 max	0.035 max
Sulphur ( S )	0.050 max	0.045 max	0.040 max	0.040 max
Silicon ( Si )	0.30 max	0.30 max	0.30 max	0.35 max
Aluminium ( Al )	-
Chromium ( Cr )	-
Copper ( Cu)	-
Nitrogen ( N )	-

  Mechanical Requirements

Items	Value
Yield Strength ReH N/mm2	235 min
Tensile Strength Rm N/mm2	375 - 500
Elongation ( A )	26% min
Impact Test ( J )	27 min