Products -
External sliding prefabricated direct buried steam insulation pipe
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Inner sliding prefabricated direct buried steam insulation pipe
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Prefabricated steam insulation elbow
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Prefabricated steam insulation across three
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Prefabricated Steam Insulated Reducer
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Prefabricated Steam Insulation Fixed Section
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Prefabricated Steam Trap Systems
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.
Vapor Insulated Internal Fixed Bearing
Generally, the material is 20# steel, and the standard is GB/T8163-2018 seamless steel pipe.According to CJJ/T104-2014 standard, if the medium temperature ≤ 300 ℃, can choose the material for Q235B, standard GB/T9711 and GB/T3091 spiral steel pipe.