Hitachi

Hitachi Metals America

General Purpose

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

Special Function

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