性能参数序 号项 目要 求1短期液压强度(环应力22Mpa,1h,20℃)不破裂,不渗漏2长期液压强度(环应力5.0Mpa,165h,95℃)不破裂,不渗漏3纵向收缩率(110℃),%1.34Charpy冲击23℃,KJ/㎡50.05Charpy冲击-20℃,KJ/㎡4.06热变形温度,℃96.07屈服应力,MPa29.0管材规格公称外径公称偏差0.4 MPa0.6 MPa0.8 MPa1.0 MPaSSSS250.3 2.7320.3 2.9400.4 3.7500.5 4.6630.6 4.75.8750.7 4.55.66.8900.93.55.46.78.21101.04.26.68.110.01251.24.87.49.211.41401.35.48.310.312.71601.56.29.511.814.61801.76.910.713.316.42001.87.711.914.718.22252.18.613.416.620.52502.39.614.818.422.72802.610.716.620.625.43152.912.118.723.228.63553.213.621.126.132.24003.615.323.729.436.34504.117.226.733.1—5004.519.129.736.8—5605.121.433.2——6305.724.137.4——长度5m+20mm
PP管材性能:
性能
测试标准
测试条件
要求
20℃ 静液压试验
ISO1167
21.0 MPa
≥1h
95℃ 静液压试验
ISO 1167
3.5 MPa
≥1000h
简支梁冲击性能
ISO179
23±2℃
≤10 %失败
MFR变化
ISO1133
230℃、2.16kg
≤30 %
纵向回缩率
ISO2505
150℃
≤2 %
性能参数序 号项 目要 求1短期液压强度(环应力22Mpa,1h,20℃)不破裂,不渗漏2长期液压强度(环应力5.0Mpa,165h,95℃)不破裂,不渗漏3纵向收缩率(110℃),%1.34Charpy冲击23℃,KJ/㎡50.05Charpy冲击-20℃,KJ/㎡4.06热变形温度,℃96.07屈服应力,MPa29.0管材规格公称外径公称偏差0.4 MPa0.6 MPa0.8 MPa1.0 MPaSSSS250.3 2.7320.3 2.9400.4 3.7500.5 4.6630.6 4.75.8750.7 4.55.66.8900.93.55.46.78.21101.04.26.68.110.01251.24.87.49.211.41401.35.48.310.312.71601.56.29.511.814.61801.76.910.713.316.42001.87.711.914.718.22252.18.613.416.620.52502.39.614.818.422.72802.610.716.620.625.43152.912.118.723.228.63553.213.621.126.132.24003.615.323.729.436.34504.117.226.733.1—5004.519.129.736.8—5605.121.433.2——6305.724.137.4——长度5m+20mm