... 50,63,75........315 SDR:1.6Mpa;1.25Mpa,1.0Mpa,0.8Mpa;0.6Mpa hdpe 100FeaturesMaterial: high quality HDPE80 ... 0110*8.1110*6.6110*5.3110*4.2125125*11.4125*9.2125*7.4125*6.0125*4. ... 8160160*14.6160*11.8160*9.5160*7.7160*6.2180180*16. ... 7180*8.6180*6.9200200*18.2200*14.7200*11.9200*9.6200*7.7225225*20.5225*16. ... 8225*8.6250250*22.7250*18.4250*14.8250*11.9250*9.6280280*25.4280*20.6280*16.6280 ...