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Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Specifications
Brand Name :
Ze Xu
Model Number :
pre insulated steel pipe
Certification :
CE API
Place of Origin :
Cangzhou, Hebei
MOQ :
Quantity(Pieces) 1 - 200 >200
Price :
USD+US$10to US$1,00+PCS
Payment Terms :
L/C, T/T
Supply Ability :
5000 Ton/Tons per Month
Delivery Time :
3-5 days
Packaging Details :
IN PIECE OR AS CUSTOMER REQUIREMENT
After-sale Service :
Online technical support, Free spare parts
Application :
industrial projects
Design Style :
pre insulated thermal insulation steel pipe
Type :
pu foam insulation steel pipe
Material :
as customer requirement, polyurethane
Product Name :
Waterproof Heat Insulation Materials Insulation
Density :
60kg/m3
Function :
Thermal Preservation
Description

Yanshan Manufacturing Underground Direct Buried Pre Insulated Thermal Insulation Steel Pipe For Hot Water Pipeline

Products Description
Main Indexs of Pre-insulated Pipe
Product Name
Product Indexes
Reference Standard
Unit
Standard Requirement
Finished product
Steel pipe without thermal insulation layer
CJ/T114-4.4.1
mm
150-250
Increasing rate of HDPE outer protection pipe
CJ/T114-4.4.2
%
≤ 2
Axis eccentricity
CJ/T114-4.4.3
mm
see clause 4.4.3
Expectation of life
CJ/T114-4.4.4.1
year
120℃ 30 years
Shear strength(170℃,1450h after aging)
CJ/T114-4.4.4.2
MPa
(23±2℃)>0.12
(140±2℃) >0.08
Shock resistance
CJ/T114-4.4.5
3kg/2m
see clause 4.4.5
Resistance value between alarm line
CJ/T114-4.4.6
MΩ
more than 20MΩ






Outer protection pipe
Density
CJ/T114-4.2.3.1
kg/m3
≥940
Elongation at break
CJ/T114-4.2.3.4
%
≥350
Tensile yield stength
CJ/T114-4.2.3.4
MPa
≥19
Longitudinal shrinkage rate
CJ/T114-4.2.3.5
%
≤3
Long term Mechanical properties
CJ/T114-4.2.3.6
80℃ 4.0MPa
>1500h free from damage
The difference of the melt flow rate
CJ/T114-4.2.3.2
g/10min
≤0.5
Carbon Black content
CJ/T114-4.2.3.1
%
2.5±0.5







Polyurethane insulation layer
Density
CJ/T114-4.3.2
kg/m3
≥60
Average pore size
CJ/T114-4.3.1
mm
≤0.5
Percentage of close area
CJ/T114-4.3.1
%
≥88
Compressive strength
CJ/T114-4.3.3
MPa
≥0.3
Water absorption
CJ/T114-4.3.4
%
Immersion in boiling water 90 minutes, bubble water absorption should be not more than 10%
Coefficient of thermal conductivity before aging
CJ/T114-4.3.5
w/(m.k)
≤0.033
Cavity
CJ/T114-4.3.1
≤1/3 the thickness of insulation layer

Working steel pipe
Seamless steel pipe(≤DN150)
GB8163
20#, X42,X52,X60,X70
Up to standards
Spiral steel pipe (≥DN200)
GB/T9711 or SY/T5037
Q235B,Q355B,X42,X52,X60,X70
Up to standards

Underground Direct Buried API Insulation Steel PipeUnderground Direct Buried API Insulation Steel Pipe

Product tags

buried pipe insulation

,

underground pipe insulation

,

underground pipe protection
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Underground Direct Buried API Insulation Steel Pipe

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Product Detail
Brand Name :
Ze Xu
Model Number :
pre insulated steel pipe
Certification :
CE API
Place of Origin :
Cangzhou, Hebei
MOQ :
Quantity(Pieces) 1 - 200 >200
Price :
USD+US$10to US$1,00+PCS
Contact Supplier
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe
Underground Direct Buried API Insulation Steel Pipe

Hebei Zexu Pipe Manufacturing Co., Ltd.

Active Member
5 Years
hebei, cangzhou
Since 2016
Business Type :
Manufacturer, Exporter, Seller
Main Products :
Forged Pipe Fittings, Socket Weld Pipe Fittings, Threaded Pipe Fittings
Total Annual :
10000000-50000000
Employee Number :
>100
Certification Level :
Active Member
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