Polyurethane Foam Insulation Pipe
PRODUCT PARAMETERS
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Product Indexes | Reference Standard | Standard Requirement | Our product value |
Outer protection pipe | |||
Density (kg/m3 ) | CJ/T114-4.2.3.1 | ≥940 | 948.2 |
Elongation at break (%) | CJ/T114-4.2.3.4 | ≥350 | 618 |
Tensile yield strength (MPa) | CJ/T114-4.2.3.4 | ≥19 | 20.5 |
Longitudinal shrinkage rate (%) | CJ/T114-4.2.3.5 | ≤3 | 1.23 |
Long term Mechanical properties | CJ/T114-4.2.3.6 | >1500h(80℃,4.0 MPa)free from damage | Pass |
The difference of the melt flow rate (g/10min) | CJ/T114-4.2.3.2 | ≤0.5 | 0.11 |
Carbon Black Content % | CJ/T114-4.2.3.1 | 2.5±0.5 | 2.4 |
Polyurethane insulation layer | |||
Density (kg/m³) | CJ/T114-4.3.2 | ≥60 | 71.1 |
Average pore size (mm) | CJ/T114-4.3.1 | ≤0.5 | qualified |
Percentage of close area(%) | CJ/T114-4.3.1 | ≥88 | 94 |
Compressive strength(MPa) | CJ/T114-4.3.3 | ≥0.3 | 0.58 |
Water absorption(%) | CJ/T114-4.3.4 | Immersion in boiling water 90 minutes, bubble water absorption should be not more than 10% | ≤5.53 |
Working steel pipe | |||
Seamless steel pipe(≤DN150) | GB8163 | 20# | qualified |
Spiral steel pipe(≥DN200) | GB/T9711 or SY/T5037 | Q235B | qualified |
PRODUCT FEATURES
Product name | |
Length | 5.8m-12m, or by customer's requirements |
Nominal diameter | DN25-1800 |
Laid way | Buried |
Application | Fluid Pipe, Natural gas, Gas, Oil, Hydraulic, chemical, drill, etc. |
Production Standard | The national standard GB/T29047-2012, CJ/T114-2000, CJ/T155-2001 |
TECHNICAL INDICATORS
Nominal diameter | OD ×Thickness(mm) | Outer protection tube diameter ×Wall thickness(mm) | Insulation thickness(mm) |
25 | 32x3 | 90x2.3 | 29 |
32 | 43x3 | 110x2.5 | 33 |
40 | 48x3 | 110x2.5 | 31 |
50 | 57x3 | 125x2.5 | 34 |
65 | 76x3.5 | 140x3 | 33 |
80 | 89x4 | 160x3.0 | 33 |
100 | 108x4 | 200x3.2 | 36 |
125 | 133x4.5 | 225x3.5 | 46 |
150 | 159x4.5 | 250x3.9 | 45.5 |
200 | 219x6 | 315x4.9 | 48 |
250 | 273x6 | 365x5.6 | 46 |
300 | 325x7 | 420x7 | 47.5 |
350 | 377x7 | 500x7.8 | 61.5 |
400 | 426x7 | 550x8.8 | 62 |
450 | 478x7 | 600x9.8 | 61 |
500 | 529x7 | 655x9.8 | 63 |
600 | 630x8 | 760x11 | 65 |
700 | 720x8 | 850x12 | 65 |
800 | 820x9 | 960x13 | 70 |
900 | 920x10 | 1054x14 | 67 |
1000 | 1020x12 | 1155x14 | 77 |
1200 | 1220x12 | 1380x15 | 80 |
1400 | 1420x14 | 1680x16 | 114 |
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