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Equipped with one of the best high chromium iron rolls brands, Kaida Roll Group is one of competitive high chromium iron rolls manufacturers and suppliers in China, welcome to visit our website.

High Chromium Iron Rolls

This type of roll is manufactured from high alloy materials, whose microstructure is bainite and chrome carbides and core is filled with spheroidal graphite cast iron.

Chemical Composition %

Symbol	C	Si	Mn	Cr	Ni	Mo	V
HCr?	2.30-3.30	0.30-1.00	0.50-1.20	12.00-15.00	0.70-1.70	0.70-1.50	0.00-0.60
HCr?	2.30-3.30	0.30-1.00	0.50-1.20	15.01-18.00	0.70-1.70	0.70-1.50	0.00-0.60
HCr?	2.30-3.30	0.30-1.00	0.50-1.20	18.01-22.00	0.70-1.70	1.51-3.00	0.00-0.60

Prosperities&Application

Symbol	Hardness HS	Tensile Strength MPa	Application
HCr?	60-75	=350	Vertical rolls and skin pass rolls for hot strip mills, work rolls for medium & heavy plate mills, roll sleeves for universal mills ,work rolls for cold rolled tin plate mills
HCr?	65-80	=350
HCr?	75-90	=350