Cold Mill Rolls

Hitachi Symbol	Material Substance	Main Usage	Characteristics
FH-8	2% Cr Steel	Stainless High Brightness Skinpass Roll	High Brightness
FH-11	3% Cr Steel	Tandem Mill Work Roll Reversing Mill Work Roll Skinpass Mill Work Roll	General Use
FH-15	5% CR Steel	Tandem Mill Work Roll Reversing Mill Work Roll Skinpass Mill Work Roll	Deep Hardness Penetration

Hitachi Symbol	Material Substance	Main Usage	Characteristics
FH-15K	5%Cr Steel	Tandem Mill Work Roll	Deep Hardness Less Roll Marks
FH-15R	Special Material	Tandem Mill First Stand Roll	Roughness Keeping
FH-S	Special Material	Tandem Mill Final Stand Roll	Less Roll Marks
FH-AC	Special Material	CGL Skinpass Mill Work Roll	Spalling Resistance under CGL Condition
SFH-20	Special Material	Tandem Mill First Stand Roll Dull Finish Skinpass Roll	Dull Maintaining Wear Resistance
E61	High Speed Steel	Hard Material Rolling Mill	Wear Resistance Abrasion Resistance
E70	Super High Speed Steel	Hard Material Rolling Roll	Stable Rolling Wear Resistance

Rolls

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