AENOR UNE 19052 SEAMLESS STEEL TUBES FOR WATERWORKS. AENOR UNE 36415 IN STEEL. HARDNESS CONVERSIONS AENOR UNE 22663 ROCK DRILLING. EXTENSION DRILL-STEEL EQUIPMENT FOR PERCUSSIVE LONG-HOLE DRILLIN... AENOR UNE 22664 ROCK DRILLING. EXTENSION DRILL-STEEL EQUIPMENT FOR PERCUSSIVE LONG-HOLE DRILLIN... AENOR UNE 22665 ROCK DRILLING. EXTENSION DRILL-STEEL EQUIPMENT FOR PERCUSSIVE LONG-HOLE DRILLIN... AENOR UNE 40510 TEXTILE MACHINERY AND ACCESORIES. STEEL NEEDLES FOR SPINNING MACHINERY ADS AS43022 Nipple, Swaged (Carbon Steel) - EDITION 3 AENOR UNE 40506 TEXTILE MACHINERY AND ACCESORIES. STEEL PINS FOR RAG TEARING MACHINES AENOR UNE 36710 STEEL WIRE ROPE FOR GENERAL PURPOSE AENOR UNE 36514 STEEL FORGINGS MACHING ALLOWANCES AND TOLERANCES FOR FORGED BARS ADS AGS2067 Chobert, 100° Countersunk Rivet. Steel - EDITION 6 AENOR UNE 18026 Rolling bearings. Cylindrical steel rollers. Tolerances. AENOR UNE 18001 STEEL BALLS.- MEASURES AND WEIGHTS. AENOR UNE 21140 STEEL WIRES ALUMINIUM COATED BY HOT IMMERSION FOR USE IN AERIAN ELECTRIC LINES. ADS AS43192 Reducer - Adaptor - Nipple End, Male Nut Union (Steel) - EDITION 2 AENOR UNE 60309 GAS PIPELINES. MINIMUM WALL THICKNESS FOR STEEL PIPES AENOR UNE 60305 STEEL GAS PIPELINES. SECURITY AREAS AND DESIGN FACTORS AENOR UNE 7436 BOND TEST OF STEEL WIRES FOR PRESTRESSED CONCRETE. AENOR UNE 36455 LONGITUDINAL-BEAM ULTRASONIC INSPECTION OF NON ALLOY AND LOW-ALLOY STEEL CASTIN... ADS AS46778 Pins, Quick-Release (Ball Type) CR Steel, ‘L’ Handle, Single Acting - EDITION 2 AA-T-001794C TABLE, OFFICE (STEEL, CONTEMPORARY STYLE) AENOR UNE 36432 MACROGRAPHIC EXAMINATION BY SULFUR PRINT (BAUMAN METHOD) OF STEEL PRODUCTS AND ... AENOR UNE 36549 STEEL PRODUCTS. SECTIONS FOR SHIPBUILDING. DIMENSIONS AND TOLERANCES AENOR UNE 36097-2 PLAIN HOT ROLLED STEEL FOR THE REINFORCEMENT OF CONCRETE. TECHNICAL CONDITIONS ...