polyurethane thermal insulation pipe with HDPE coated for oil&gas 1.HDPE coated 2.polyurethane foam layer 3.anticorrosion

Quick Details

Standard: GB, API

Grade: 20#, Q235

Thickness: 2.8- 14 mm ,can be customed

Section Shape: Round

Outer Diameter: 32-1420 mm ,can be customed

Insulation thickness:26.5-75mm,can be customed

Place of Origin: Hebei China (Mainland)

Brand name:XingBang 

Model number:XB32

Secondary Or Not: Non-secondary

Application: Oil Pipe

Technique: Impeller blusting 

Certification: GB

Surface Treatment: HDPE coated 

Alloy Or Not: Non-alloy

Packaging & Delivery

Packaging Detail: in bundle,in bulk,pallet,or as requirement

Delivery Detail: 20-30days or according to the order

Specifications

polyurethane thermal insulation pipe with HDPE coated for oil&gas

1.HDPE coated

2.polyurethane foam layer

3.anticorrosion and water proof

4.some items can be negotiated

Product name :Prefabricated buried polyurethane foam insulation

Composition 1.steel pipe

                     2.polyurethane insulation

                     3.high-density polyethylene

Usage 1.urban centralized heat supply

           2.warm room

           3.coal mine

           4.petroleum

           5.chemical and other anti-corrosion insulation field

Medium teperature: 50°C—140°C

Working pressure :<1.6Mpa

Laying method  1.direct bury

                         2.built on stilts

                         3.trench

Technology 1.Advanced Corona treatment

                    2.Impeller blasting

                    3. Leakage alarm line

Standards :CJ/T114-2000, CJ/T155-2001, EN253:2003

                  GB/T9711.1-1997, GB/T8163-1999

Advantages 1.good insulation properties ,low heat loss (the 25% of traditional pipes),

                    2.energy saving

                    3.waterproof and corrosion resisdence

                    4.no trench,be directly buried in ground or water

Performance products	Reference standard	Standard request
Outer protection tube
Density(kg/m3)	EN253-4.3.1.1 CJ/T114-4.2.3.1	≥944 ≥940
Carbon black content(%)	EN253-4.3.1.1 CJ/T114-4.2.3.1	2.5±0.5
The difference between the melt flow rate(g/10min)	EN253-4.3.1.2 CJ/T114-4.2.3.2	≤0.5
Tensile yield strength(MPa)	CJ/T114-4.2.3.4	≥19
Elongation(%)	EN253-4.3.2.5 CJ/T114-4.2.3.4	≥350
Longitudinal reversion(%)	EN253-4.3.2.6 CJ/T114-4.2.3.5	≤3
Long-term mechanical properties	EN253-4.3.2.7 CJ/T114-4.2.3.6	1500h(80°C/4.0Mpa)No damage

Polyurethane foam
Density(kg/m3)	EN253-4.4.3 CJ/T114-4.3.2	≥60
Average pore diameter(mm)	EN253-4.4.2 CJ/T114-4.3.1	≤0.5
Obturator rate(%)	EN253-4.4.2 CJ/T114-4.3.1	≥88
Compressive strength(MPa)	EN253-4.4.4 CJ/T114-4.3.3	≥0.3
Thermal conductivityW/(m.K)	EN253-5.4.5 CJ/T114-4.3.5	≤0.033
Water absorption	EN253-4.4.5 CJ/T114-4.3.4	Immersion in boiling water for 90 minutes, the water absorption of not more than 10% of the original volume

Insulation products
Exposed section of steel pipe end(mm)	EN253-4.5.1 CJ/T114-4.4.1	≥150
Increase the rate of outer protection tube diameter(%)	EN253-5.4.1 CJ/T114-4.4.2	≤2
Axis eccentricity	EN253-4.5.3 CJ/T114-4.4.3	with standard
Life(120°C)	EN253-4.5.4.1 CJ/T114-4.4.4.1	30years
Shear strength(MPa)	EN253-4.5.4.2 CJ/T114-4.4.4.2	≥0.12(23±2°C) ≥0.08(140±2°C)
Impact resistance	EN253-4.5.6 CJ/T114-4.4.5	strong

Specification:

polyurethane thermal insulation pipe with HDPE coated for oil&gas