UNI 10449 : 2008
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MAINTENANCE - CRITERIA TO PREPARE AND TO MANAGE THE PERMIT TO WORK
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UNI CEI EN ISO 13943 : 2010
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FIRE SAFETY - VOCABULARY
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UNI EN 10226-1 : 2006
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Pipe threads for thread seal coupling - Part 1: Tapered external and parallel internal threads - Dimensions, tolerances and designation
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UNI 9463-1 : 2012
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ODORISATION PLANTS AND ODORANT STORAGES FOR COMBUSTIBLE GASES EMPLOYED IN DOMESTIC OF SIMILAR USES - PART 1: TERM AND DEFINITIONS
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UNI ISO 5256 : 1987
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STEEL PIPES AND FITTINGS FOR BURIED OR SUBMERGED PIPE LINES - EXTERNAL AND INTERNAL COATING BY BITUMEN OR COAL TAR DERIVED MATERIALS
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UNI EN ISO 228-1 : 2003
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PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE NOT MADE ON THE THREADS - DIMENSIONS, TOLERANCES AND DESIGNATION
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UNI EN 1359 : 2006
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GAS METERS - DIAPHRAGM GAS METERS
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UNI EN 12954 : 2002
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CATHODIC PROTECTION OF BURIED OR IMMERSED METALLIC STRUCTURES - GENERAL PRINCIPLES AND APPLICATION FOR PIPELINES
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UNI EN 10208-2 : 2009
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STEEL PIPES FOR PIPELINES FOR COMBUSTIBLE FLUIDS - TECHNICAL DELIVERY CONDITIONS - PART 2: PIPES OF REQUIREMENT CLASS B
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UNI 9860 : 2006
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GAS SERVICE PIPES - DESIGN, CONSTRUCTION, TESTING, OPERATION, MAINTENANCE AND REHABILITATION
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UNI EN 437 : 2009
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TEST GASES - TEST PRESSURES - APPLIANCE CATEGORIES
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CEI 64-8 : 2012
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VOLUME NORMA CEI 64-8 PER IMPIANTI ELETTRICI UTILIZZATORI CRITERI DI APPLICABILITA. PRESCRIZIONI DI PROGETTAZIONE ED ESECUZIONE. DECRETO MINISTERIALE 22 GENNAIO 2008, N.37
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UNI EN 12186 : 2014
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GAS INFRASTRUCTURE - GAS PRESSURE REGULATING STATIONS FOR TRANSMISSION AND DISTRIBUTION - FUNCTIONAL REQUIREMENTS
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UNI 10619 : 1997
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NATURAL GAS PRESSURE REDUCTION AND METERING PLANT WITH UPSTREAM MAXIMUM OPERATING PRESSURE OF 12 BAR FOR INDUSTRIAL USES AND SIMILAR AND FOR SERVICE LINES WITH DOWNSTREAM PRESSURE BETWEEN 0,04 AND 0,5 BAR - DESIGN, CONSTRUCTION, INSTALLATION AND TESTING
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UNI EN 1363-2 : 2001
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FIRE RESISTANCE TESTS - ALTERNATIVE AND ADDITIONAL PROCEDURES
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UNI 9165 : 2004
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GAS DISTRIBUTION NETWORKS - PIPEWORKS WITH MAXIMUM OPERATING PRESSURE UP TO 5 BAR - DESIGN, CONSTRUCTION, TESTING, OPERATION, MAINTENANCE AND REHABILITATION
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UNI EN 10208-1 : 2009
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STEEL PIPES FOR PIPELINES FOR COMBUSTIBLE FLUIDS - TECHNICAL DELIVERY CONDITIONS - PART 1: PIPES OF REQUIREMENT CLASS A
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UNI 10284 : 1993
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MONOLITHIC INSULATION JOINTS - 10 <= DN <= 80 - PN 10
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UNI EN 1363-1 : 2012
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FIRE RESISTANCE TESTS - PART 1: GENERAL REQUIREMENTS
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UNI 9099 : 1989
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STEEL PIPES FOR BURIED OR SUBMERGED PIPELINES - EXTERNAL POLYETHYLENE COATING APPLIED BY EXTRUSION
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UNI/TR 11354 : 2010
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SHUT OFF VALVES FOR GAS SUPPLY NETWORKS - BUTTERFLY VALVES
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UNI 10285 : 1993
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MONOLITHIC INSULATION JOINTS - 80 <= DN <= 600 - PN 16
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UNI EN 10226-2 : 2006
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PIPE THREADS WHERE PRESSURE TIGHT JOINTS ARE MADE ON THE THREADS - PART 2: TAPER EXTERNAL THREADS AND TAPER INTERNAL THREADS - DIMENSIONS, TOLERANCES AND DESIGNATION
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UNI 7133 : 2006
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GAS ODORISATION FOR DOMESTIC AND SIMILAR USES - PROCEDURES, CHARACTERISTICS AND TESTS
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UNI EN 12279 : 2007
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GAS SUPPLY SYSTEM - GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE LINES - FUNCTIONAL REQUIREMENTS
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UNI 8827 : 1985
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FINAL GAS PRESSURE-REGULATING INSTALLATIONS FOR INLET PRESSURE BETWEEN 0,04 AND 5 BAR - DESIGN, CONSTRUCTION AND TESTING
|
UNI 9034 : 2004
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GAS DISTRIBUTION PIPELINES WITH MAXIMUM OPERATING PRESSURE NOT EXCEEDING 0,5 MPA (5 BAR) - MATERIALS AND JOINING SYSTEMS
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