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非開挖mpp管

福州非開挖mpp管扁平試驗(管徑的1/2,-5℃) 不破裂 GB9647-88,維卡 ,耐熱(10N,50℃/h),℃ ≥120 GB/T1633-2000

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  福州非開挖mpp管扁平試驗(管徑的1/2,-5℃) 不破裂 GB9647-88,維卡 ,耐熱(10N,50℃/h),℃ ≥120 GB/T1633-2000,不圓度 , mm 3,6-5,0 GB/T13633-2000,較小允許彎曲半徑,m ≤75D,材料定性 改性聚丙烯MPP ASTME168-99,落錘沖擊 試驗(-5℃/8h,R20) D>160,10kg*2m D≤160,6kg*2m D≤125,5kg*2m 9/10不破裂
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