玻璃钢缠绕聚氨酯保温管缠绕型玻璃钢外保护层是玻璃纤维增强树脂缠绕而成，具有很高的机械强度和优良的耐腐蚀性能，它能保护管材在运输、安装及使用过程中不受外界因素引起的破坏。玻璃钢抗压强度Mpa120-220抗拉强度Mpa210-355抗冲击强度1.0公斤钢球1米高度自由落下。保护层无断裂、裂纹和下陷变软表层硬度（HB）＞320表层含胶量＞45%击穿电压KV＞25抗渗透强度Mpa400-900氰凝湿热老化年限为30年使用年限热老化年限为50年性能指标项目单位技术指标聚氨酯层数据密度Kg/m360（任意位置）导热系数W/（m·k）0.033径向压缩强度MPa0.3吸水率%10闭孔率%88空洞mm1/3保温厚度平均泡孔尺寸mm0.5玻璃钢护管数据相对密度g/cm31.8-2.0弯曲强度MPa50拉伸强度MPa150渗水率在0.05MPa水中1h无渗透长期机械性能80、20MPa、1500h外观不得有残余泡沫、杂物、明显划痕组合管数据同轴度mm8.0剪切强度KPa120钢管两端裸露长度钢管两端150-250每立方米与延长米对照表/单位：mm规格管径对照体积344348607989108114140159165219273325351厚度1″1.2″1.5″2″2.5″3″4″4″5″6″6″8″10″12″14″保温壁厚mm25217.4188.7175.4149.3126.6111.195.291.776.968.567.152.142.736.433.930166.7144.9135.1117.710089.376.973.562.556.254.442.63529.927.935131.6116.3109.995.28273.563.76152.14745.535.829.525.323.640107.596.290.179.468.561.753.851.644.34039.130.725.521.820.44589.380.775.867.658.552.946.344.438.234.733.726.822.219.117.95075.868.564.957.850.545.940.338.838.630.529.623.619.717.015.9缠绕型玻璃钢聚氨酯直埋管道保温体积换算表/单位：mm规格管径对照体积344348607689108114140159165219273325351厚度1″1.2″1.5″2″2.5″3″4″4″5″6″6″8″10″12″14″保温壁厚mm250.00460.00530.00570.00670.00790.0090.01050.01090.0130.01460.01490.01920.02340.02750.0295300.0060.00690.00740.00850.010.01120.0130.01360.0160.01780.01840.02350.02860.03350.0359350.00760.00860.00910.01050.01220.01360.01570.01640.01920.02130.0220.02790.03390.03960.0424400.0930.01040.01110.01260.01460.01620.01860.01940.02260.0250.02560.03260.03930.04590.0491450.01120.01240.01320.01480.01710.01890.02160.02250.02620.02880.02970.03730.0450.05230.056500.01320.01460.01540.01730.01980.02180.02480.02580.02980.03280.03380.04230.05070.05890.053浇铸管道附加:1.接头1米2.弯头加1.5米3.三通加2米更多相关产品：聚氨酯保温管聚氨酯直埋保温管直埋管直埋保温管聚氨酯发泡聚氨酯发泡保温管预制直埋保温管夹克管黑黄夹克管聚氨酯夹克保温管聚氨酯发泡保温材料聚氨酯保温聚氨酯保温材料)