HDPE double-wall corrugated pipe

corrugated pipe: 1.shengXiangdoubledeckwallcorrugatedpipeUSESannularstructuretypeandreasonablewave tube,undertheunitweightgreaterintensitypipesandflexible,rawmaterialsplaybetter performance 2.thepipepiletostrengthentheconnectionmoresolidandreliable,socketconnectionsizeofthe strictcontrolofconstructionismoreconvenientandcanpreventleakagehaseffect 3.Environmentalprotectionproduct,recyclingusedagain Belowistheproductspecifications: Specifications:Units:mm Thenominaldiameter Diametersize emin Theminimumaveragediameter 200 225±3 ≥1.5 ≥202 225 260±3 ≥1.7 ≥226 300 346±3 ≥2.0 ≥302 400 459±4 ≥2.5 ≥405 500 578±5 ≥3.0 ≥503 600 697±6 ≥3.5 ≥605 700 800±6 ≥4.0 ≥712 800 930±6 ≥4.5 ≥814 Note:Tubingeffectivelengthbeltbell6m/root Physicalandmechanicalproperties: Project request SurroundstherigidityKN/m2 SN4≥4KN/m2 SN8≥8KN/m2 Shocking TIR≤10% Surroundstheflexibility Thetestspecimenissmooth,notrecurvation,doesnothave thebreakage, twowallsnotwithdraw Dryingovenexperiment Doesnothavethelamination,non-bursts Creeprate ≤4 Note:otherringstiffnesscanaccordingtouserrequirements