PREN 14620-3 - DESIGN AND MANUFACTURE OF SITE BUILT, VERTICAL, CYLINDRICAL, FLAT-BOTTOMED STEEL TANKS FOR THE STORAGE OF REFRIGERATED, LIQUEFIED GASES WITH OPERATING TEMPERATURES BETWEEN -5 DEGREES C AND -165 DEGREES C - PART 3: CONCRETE COMPONENTS PETROLEUM AND NATURAL GAS INDUSTRIES - EXTERNAL COATINGS FOR BURIED OR SUBMERGED PIPELINES USED IN PIPELINE TRANSPORTATION SYSTEMS - PART 3: FIELD JOINT COATINGS (ISO 21809-3:2016)
SYSTEMS FOR RENOVATION OF DRAINS AND SEWERS - LINING WITH A RIGIDLY ANCHORED PLASTICS INNER LAYER (RAPL) SOLAR ENERGY - COLLECTOR COMPONENTS AND MATERIALS - PART 3: ABSORBER SURFACE DURABILITY Quality control techniques and inspection of geometrical and material quality characteristics Ductile iron pipes, fittings and accessories - External cement mortar coating for pipes - Requirements and test methods
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