GB/T 30040.7-2013 Leak detection systems—Part 7:General requirements and test methods for interstitial spaces,leak protecting linings and leak protecting jacket

GB/T 30040.1-2013 Leak detection systems—Part 1:General principles GB/T 30040.2-2013 Leak detection systems—Part 2:Pressure and vacuum systems GB/T 30040.3-2013 Leak detection systems—Part 3:Liquid systems for tanks GB/T 30040.4-2013 Leak detection systems—Part 4:Liquid and/or vapour sensor systems for use in leakage containments or interstitial spaces GB/T 30040.5-2013 Leak detection systems—Part 5:Tank gauge leak detection systems GB/T 30040.6-2013 Leak detection systems—Part 6:Sensors in monitoring wells

GB/T 30040.1-2013 Leak detection systems—Part 1:General principles GB/T 30040.2—2013 ISO 554 ISO 2528 ISO 4599 EN ISO 179-2 EN 431 EN 495-5 EN 976-2 EN 1107-2 GB/T 1034-1998 Plastics—Determination of water absorption GB/T 1034-2008 Plastics—Determination of water absorption GB/T 1040.1-2006 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.1-2018 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.3-2006 Plastics—Determination of tensile properties—Part 3:Test conditions for films and sheets GB/T 1041-2008 Plastics—Detemination of compressive properties GB/T 1043.1-2008 Plastics—Determination of charpy impact properties—Part 1:Non-instrumented impact test GB/T 1634.1-2004 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1634.1-2019 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1634.2-2004 Plastics—Determination of temperature of deflection under load—Part 2:Plastics,ebonite and long-fibre-reinforced composites GB/T 1634.2-2019 Plastics—Determination of temperature of deflection under load—Part 2:Plastics and ebonite GB/T 1634.3-2004 Plastics—Determination of temperature of deflection under load—Part 3:High strength thermosetting laminates GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 9341-2000 Plastics—Determination of flexural properties GB/T 9341-2008 Plastics—Determination of flexural properties GB/T 11547-1989 Plastics—Determination of the effects of liquid chemicals, including water GB/T 11547-2008 Plastic—Methods of test for the determination of the effects of immersion in liquid chemicals GB/T 12833-2006 Rubber and plastics—Analysis of multipeak traces obtained in determinations of tear strength and adhesion strength GB 17930-1999 Unleaded petrol(gasoline)for motor vehicles GB 17930-2006 Gasoline for motor vehicles GB 17930-2011 Gasoline for motor vehicles GB 17930-2013 Gasoline for motor vehicles GB 17930-2016 Gasoline for motor vehicles GB/T 1634.1-2025 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1040.1-2025 Plastics—Determination of tensile properties—Part 1:General principles