UNI 4971-1962
Refractory silicon used in steam locomotive boilers. Aluminum powder. Quality and testing

Standard No.

UNI 4971-1962

Release Date

1962

Published By

IT-UNI

Status

Withdraw

Latest

UNI 4971-1962

Scope

This unification indicates the qualitative characteristics that the silico-aluminous refractory ground materials to be used, mixed with water, must possess to form mortars and plasters suitable for walling the bricks of the vaults and linings of the ovens of steam locomotives.

UNI 4971-1962 history

• 1962 UNI 4971-1962 Refractory silicon used in steam locomotive boilers. Aluminum powder. Quality and testing