冷热水用聚丁烯(pb)管材-凯发88
所属分类:
产品种类:
pb管材、pvc管件、pvc管材、pvc线盒、奥州管、泰立管、pe-rt地暖管、ppr给水管材管件、pvc排水管材管件、pvc电工套管
产品说明
产品介绍
聚丁烯(pb)是一种高分子惰性聚合物,由于其分子结构的稳定性,与同是烯烃类材料的聚乙烯(pe)和聚丙烯(pp)相比,材料性能稳定,具有较高的耐热强度、较高的抗蠕变性能、较好的化学稳定性和抗低温脆性的特点,适用于标准要求的建筑热水及采暖系统。
主要优点
1、重量轻,柔软性好,施工简单,易于搬运。
2、耐久性能好,无毒无害,不发生化学反应。
3、抗紫外线、耐腐蚀,pb管抗紫外线和微生物侵害。
4、抗冻耐热性好:在- 20°c的情况下,具有较好的低温抗冲击性能,可耐100℃以下的高温。
5、管壁光滑,不结垢。
6、热伸缩性好,连接方式先进,膨胀系数与混凝土相近。
7、节约能源: pb管用于低温地面辐射采暖时,可节省能源30%。
8、易于维修、改造: pb管暗埋时,不与混凝土粘接。
应用范围
给水(卫生管)及热水管:在自来水及热水管道方面,pb管是公认的无毒、无味及耐用的管道。供暖用管:pb管保温性能良好,施工方便。适合用在新建、扩建、改建民用及工业建筑物低温地板辐射采暖的使用。
空调、工业用管: pb管耐腐蚀性(抗酸碱盐性)强,无毒无味,是化工、食品加工、综合医院、工业用水等方面的较好选择。
执行标准
gb / t19473.2- 2004冷热水用聚j烯(pb)管材
gb / t19473.3- 2004冷热水用聚j烯(pb)管件
产品规格表
公称外径dn(mm) |
平均外径dem(mm) |
管系列 |
||||||
s10 |
s8 |
s6.3 |
s5 |
s4 |
s3.2 |
|||
dem,min |
dem,max |
公称壁厚en(mm) |
||||||
12 |
12.0 |
12.3 |
1.3 |
1.3 |
1.3 |
1.3 |
1.4 |
1.7 |
16 |
16.0 |
16.3 |
1.3 |
1.3 |
1.3 |
1.5 |
1.8 |
2.2 |
20 |
20.0 |
20.3 |
1.3 |
1.3 |
1.5 |
1.9 |
2.3 |
2.8 |
25 |
25.0 |
25.3 |
13. |
1.5 |
1.9 |
2.3 |
2.8 |
3.5 |
32 |
32.0 |
32.3 |
1.6 |
1.9 |
2.4 |
2.9 |
3.6 |
4.4 |
40 |
40.0 |
40.4 |
2.0 |
2.4 |
3.0 |
3.7 |
4.5 |
5.5 |
50 |
50.0 |
50.5 |
2.4 |
3.0 |
3.7 |
4.6 |
5.6 |
6.9 |
63 |
63.0 |
63.6 |
3.0 |
3.8 |
4.7 |
5.8 |
7.1 |
8.6 |
物理力学性能
管材
项目 |
要求 |
实验参数 |
|
纵向回缩率 |
≤2% |
温度 |
110℃ |
试验时间 |
|||
en≤8mm |
1h |
||
8mm<en≤16mm |
2h |
||
en>16mm |
4h |
关键词:pvc电管系统、pe-rt电暖系统
这里是占位文字
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