SURFACE COATING THICKNESS
Steel Grades	Coating Designation	Minimum Coating Mass in g/m2 including both the surface
		Single Spot Test	Triple Spot Test
General Engg./Structural Quality	Z 100	85	100
	Z 120	90	120
	Z 180	150	180
	Z 275	235	275
	Z 600	510	600
D Grade	Z 100	85	10
	Z 145	120	140
	Z 200	170	200
	Z 225	195	225
	Z 275	235	275
DD/EDD/IF	Z 100	85	100
	Z 140	120	140
	Z 200	170	200
	Z 225	195	225
	Z 275	235	275
Galvannealed (Zn-Fe Alloy) All Grades
	ZF 100	85	100
	ZF 140	120	140
	ZF 180	150	180
--Special coating thickness can be provided on request