The structure of steam thermal insulation steel pipe with steel jacket based on sliding mode is diveded into:Internal sliding type and outer sliding type.
1. Internal sliding type:Insulaiton structure consist of working steel pipe,aluminum silicate,resistance reducing layer,microporous calcium silicate,insulation layer,stainless steel fastening steel belt,aluminum foil reflection layer,polyurethane insulaitno layer,outer steel pipoe,external anti-corrosion layer.
2. External sliding type:Insulation structure consist of working steel pipe,glass cotton insulation layer,aluminum foil reflection layer,stainless steel fastening belt,sliding guide bracket,air insulation layer,outer protection steel pipe,external anti-corrosion layer.