Products	General Available Sizes	Production Method	Heat Treatment	Surface Process
Hollow Bar	OD:200-1200mm	Hot Forged	Annealed Normalized Quenched+Tempered	Black,Grinded Peeled,Turned
Tube & Pipe	OD:30-800mm                   Wall Thickness:12-300mm	Cold Drawn Hot Rolled Hot-Expanded Hot Forged	Annealed Normalized	Black,Grinded Peeled,Turned
Special Parts	As per customer's drawings	Hot Forged	Annealed Normalized Quenched+Tempered	Black,Grinded Peeled,Turned
*Different specification againt different steel grade.