第一:观察pert地暖管管材的外壁,如果是光滑、不凹凸、没有气泡的管材就应该是质量优势的产品。
第二:观察地暖管材的壁厚,很多pert地暖管管材的厚度都会标注2.0。有些管材的壁厚虽然也标注着2.0,但是实际上壁厚是达不到的。质量优质的地暖管材的壁厚都能够达到标准的。
第三:用手去感受地暖管材的舒适度,质量优质的地暖管材比较光滑细腻,软硬度适中。
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第二:观察地暖管材的壁厚,很多pert地暖管管材的厚度都会标注2.0。有些管材的壁厚虽然也标注着2.0,但是实际上壁厚是达不到的。质量优质的地暖管材的壁厚都能够达到标准的。
第三:用手去感受地暖管材的舒适度,质量优质的地暖管材比较光滑细腻,软硬度适中。
http://www.bjqxdn.com/news/1081.html
http://www.bjqxdn.com/dnaz/1082.html
http://www.bjqxdn.com/ddn/1083.html
http://www.qxssjj.com/about/hydt/1353.html
http://www.bjxfxt.net/media/640.html
http://www.bjxfxt.net/news/639.html
http://www.bjxfxt.net/hyzx/641.html
http://www.qxznxt.com/news/138.html
http://www.bjhsk.com/industry/472.html
http://www.qxssjj.cn/Article/gnynxzdqdz_1.html
http://www.kt999.net/ktzx/251.html
http://www.qxjsxt.com/jszx/283.html
http://www.shxt999.com/fskt/48.html
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