JT/T 517-2004 Geosynthetics in highway engineerings-Geobelt

GB 11115-1989 Low density polyethylene resin GB/T 11115-2009 Polyethylene(PE) resin GB 11116-1989 High density polyethylene resin GB 12023 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 1040.2-2006 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1040.2-2022 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1040.3-2006 Plastics—Determination of tensile properties—Part 3:Test conditions for films and sheets GB/T 1040.4-2006 Plastics—Determination of tensile properties—Part 4:Test conditions for isotropic and orthotropic fibre-reinforced plastic composites GB/T 1040.5-2008 Plastics—Determination of tensile properties—Part 5:Test conditions for unidirectional fibre-reinforced plastic composites GB/T 13021-1991 Determination for the carbon black content of polyethylene pipes and fittings by calcination and pyrolysis GB/T 13021-2023 Polyolefin pipes and fittings—Determination of carbon black content—Test method of alcination and pyrolysis GB/T 16422.2-1999 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon—arc sources GB/T 16422.2-2014 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc sources GB/T 16422.2-2022 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc lamps GB/T 4357-1989 Carbon spring steel wires GB/T 4357-2009 Cold-drawn non-alloy steel wire for springs GB/T 4357-2022 Cold-drawn unalloyed steel wire for springs JTJ 035 JTJ/T 060 YB/T 5197 GB/T 1040.1-2025 Plastics—Determination of tensile properties—Part 1:General principles