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Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Location:Product Center >> Insulation Pipe >> Directly Buried Prefabricated Insulation Pipe
  • 产品名称: Directly Buried Prefabricated Insulation Pipe
  • 产品编号: D003
  • Views : 33

Product  Name: Directly Buried Prefabricated Insulation Pipe
Standard:CJ/T114-2000
Size:610×9.5×12000mm
Jacketed Pipe Performance Indicators:
Density:≥940 kg/m3    Carbon Black::2.5%±0.5%。
Melt Flow Rate Difference:≤0.5g/10min
Tensile Yield Strength :≥19 MPa
Elongation at break≥350%
Longitudinal Shrinkage Rate:≤3%
Tensile strength (80℃,the shortest Yield time 1500h):≥4MPa
Technical Indicator of Insulation Layer:
The Foam Obturator Rate≥88%
Foam Density :≥60 kg/m3。
Comprehensive stress:≥0.3MPa
Water Absorption:≤10%
Technical Indicator of Insulation Pipe
Jacketed Pipe Diameter Enlargement Rate:≤2%
Axis Eccentricity :≤8mm
Shearing Strength:23±2℃≥0.12 MPa
                 140±2℃≥0.08MPa
Cutting Impact :External Protecting tube without visible Cracks