Forged roll for rolling a seamless steel pipe and manufacturing

Details Forged roll for rolling a seamless steel pipe and manufacturing Forged roll for rolling a seamless steel pipe and manufacturing

1998-06-11

1999-09-14

Cuda, I.

Metal working

Method of mechanical manufacture

Roller making

298953, B23Q 710

Patent

active

059503106

ABSTRACT:
A forged roll for rolling a seamless steel pipe, having excellent biting properties and wear resistance, and manufacturing method. The forged roll comprises a high carbon alloy cast steel comprising about 1.10-1.85 wt % carbon, about 0.3-1.2 wt % silicon, about 0.4-1.5 wt % manganese, about 0.5-2.0 wt % nickel, about 0.5-2.0 wt % chromium and iron. Heat treatment for spheroidal carbide formation is performed so that the spheroidal carbide covers about 35-55% of the area of the roll metallurgical structure.

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