单向拉伸聚丙烯土工格栅规格性能参数产品规格拉伸强度/(kN/m)2%伸长率时的拉伸强度（kN/m）5%伸长率时的拉伸强度（kN/m）标称伸长率/%TGDG35≥35≥10≥22≤10TGDG50≥50≥12≥28TGDG80≥80≥26≥48TGDG120≥120≥36≥72TGDG160≥160≥45≥90TGDG200≥200≥56≥112 单向拉伸高密度聚乙烯土工格栅规格性能参数产品规格拉伸强度/(kN/m)2%伸长率时的拉伸强度（kN/m）5%伸长率时的拉伸强度（kN/m）标称伸长率/%TGDG35≥35≥7.5≥21.5  ≤11.5TGDG50≥50≥12≥23TGDG80≥80≥21≥40TGDG120≥120≥33≥65TGDG160≥160≥47≥93