◆PE100燃气管规格执行标准:GB 15558.1-2003壁厚:mm公称外径
dn,mmPE100SDR17.6SDR11压力≤0.6MPa压力≤1.0MPa壁厚壁厚202.33.0252.33.0322.33.0402.33.7502.94.6633.65.8754.36.8905.28.21106.310.01257.111.41408.012.71609.114.618010.316.420011.418.222512.820.525014.222.731517.928.635520.232.340022.836.445025.640.950028.445.556031.950.963035.857.3◆PE100燃气管材性能要求序 号项 目要 求120℃静液压强度(环向应力20℃,9.0MPa≥100h)无破坏280℃静液压强度(环向应力80℃,4.5MPa≥165h)无破坏380℃静液压强度(环向应力80℃,4.0MPa≥1000h)无破坏4断裂伸长率%>3505纵向收缩率(110℃),%≤36热稳定性min(200℃)>207耐慢速裂纹增长(80℃,0.8MPa,165h)无破坏熔体质量流动速率(MPa<20)7.