小区集中供热用材料地埋保温管CJ/T114聚氨酯直埋保温管道
产品名称:直埋式预制保温管/聚氨酯保温管 |
执行标准:CJ/T114-2000 |
钢管规格:325mm*8mm |
外护管规格:450mm*7.3mm |
保温层厚度:55.2mm |
技术参数:DN300钢管采用螺旋钢管、材质Q235B |
技术参数:外护管为高密度聚乙烯、密度不小于950Kg/m³ |
技术参数:拉伸强度不小于17MPa、断裂伸长率不小于350% |
技术参数:保温层为聚氨酯发泡、密度不小于60Kg/m³ |
技术参数:抗拉强度不小于0.3MPa |
技术参数:吸水率小于10% |
使用说明:使用寿命不小于30年(钢管使用寿命与水质有关) 河北恒丰管道装备有限公司0317-6210302/15369805750
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