han bong multilayer pipe is crosslinked polyethylene composite pressure pipe (pex-al-pex) or high density polyethylene composite pressure pipe (pex-al-hdpe, hdpe-al-hdpe) with welded aluminum tube reinforcement between the inner and outer layers. the inner and outer layers are bonded to the aluminum tube by a melt adhesive. the pipe covered is intended for use in potable water distribution systems for residential and commercial applications, water service, underground irrigation systems, and radiant panel heating systems, baseboard, snow- and ice-melt systems, gas supply systems that are compatible with the composite pipe and fittings. material have minimum elongations and ultimate tensile strengths of 20 % and 100 mpa (14 600 psi). please do not hesitate to contact us for any details, we would provide them promtly please do not hesitate to write us to m.tolmacheva(at)hanbong(dot)biz