UNE 61020:1975
REFRACTORY MATERIALS. GENERAL CHARACTERISTICS OF THE REFRACTORIES OF DEMI-SILICE

Standard No.

UNE 61020:1975

Release Date

1975

Published By

AENOR

Latest

UNE 61020:1975

UNE 61020:1975 history

• 1975 UNE 61020:1975 REFRACTORY MATERIALS. GENERAL CHARACTERISTICS OF THE REFRACTORIES OF DEMI-SILICE