RO96344B1 - Otel de scule - Google Patents

Otel de scule

Info

Publication number
RO96344B1
RO96344B1 RO124280A RO12428086A RO96344B1 RO 96344 B1 RO96344 B1 RO 96344B1 RO 124280 A RO124280 A RO 124280A RO 12428086 A RO12428086 A RO 12428086A RO 96344 B1 RO96344 B1 RO 96344B1
Authority
RO
Romania
Prior art keywords
max
steel
tool steel
tool
returning
Prior art date
Application number
RO124280A
Other languages
English (en)
Other versions
RO96344A2 (ro
Inventor
Gelu Badita Ionila
Maria Schiopu
Nicolae Georgescu
Maricica Popescu
Maria Chirulescu
Original Assignee
Institutul De Cercetare Stiintifica, Inginerie Tehnologica
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institutul De Cercetare Stiintifica, Inginerie Tehnologica filed Critical Institutul De Cercetare Stiintifica, Inginerie Tehnologica
Priority to RO124280A priority Critical patent/RO96344B1/ro
Publication of RO96344A2 publication Critical patent/RO96344A2/ro
Publication of RO96344B1 publication Critical patent/RO96344B1/ro

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Abstract

Inventia se refera la un otel de scule, otelul având un continut redus de elemente de aliere. Otelul are compozitia chimica formata, în procente de greutate, din 1,35% la 1,45% C, 0,40% la 0,55% Mn, 1,00% la 1,70% Si, 1,30% la 1,70 % Cr, 0,40 la 0,80 % W, 0,75% la 1,25% Ti, max. 0,30% V, max. 0,30% S, max. 0,03% P, max. 0,20% Cu. Tratamentul termic al otelului respectiv consta dintr-o încalzire la temperatura de 870...890 degree C, racire în ulei, cu revenire la 180 degree C.
RO124280A 1986-07-25 1986-07-25 Otel de scule RO96344B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO124280A RO96344B1 (ro) 1986-07-25 1986-07-25 Otel de scule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO124280A RO96344B1 (ro) 1986-07-25 1986-07-25 Otel de scule

Publications (2)

Publication Number Publication Date
RO96344A2 RO96344A2 (ro) 1989-03-30
RO96344B1 true RO96344B1 (ro) 1989-04-01

Family

ID=20119695

Family Applications (1)

Application Number Title Priority Date Filing Date
RO124280A RO96344B1 (ro) 1986-07-25 1986-07-25 Otel de scule

Country Status (1)

Country Link
RO (1) RO96344B1 (ro)

Also Published As

Publication number Publication date
RO96344A2 (ro) 1989-03-30

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