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UNE 18054:1958 CONVEYOR BELTS COMPOSED OF RUBBER AND CLOTH. DETERMINATION OF LOAD AND ELONGATION TO RUPTURE OF THE RUBBER COVERS.
UNE 18055:1958 CONVEYOR BELTS COMPOSED OF RUBBER AND CLOTH. DETERMINATION OF LOAD AND ELONGATION VARIANCE TO RUPTURE OF RUBBER COVERS AFTER BEING OBJET OF PRECIPITATION TREATMENT.
UNE 30069:1958 ANALYSIS REAGENTS. POTASSIUM BROMATE.
UNE 30070:1958 ANALYSIS REAGENTS. POTASSIUM BYSULPHATE.
UNE 7118:1958 TYPES AND EXECUTION OF METALLIC MATERIAL FATIGUE TEST.
UNE 25042:1957 DRAW AND BUFFER GEAR FOR RAILWAY MATERIAL OF ONE METER GANGE TRACK. HEADER DRAW.
UNE 30059:1957 ANALYSIS REAGENTS. SOLUBLE STARDS.
UNE 30060:1957 ANALYSIS REAGENTS. PHENOLFTALEINE.
UNE 31008:1957 STABILITY TEST OF NITROCELULOSES BY BERGMANN METHOD.