China Weather-Resistant Cold Applied PE Tape for Oil & Gas Pipeline Corrosion Protection - China Suppliers & Factory Manufacturer, Factory

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Product Description

Weather-Resistant PE Outer Tape Cold Applied Tape for Oil & Gas Pipeline Corrosion Protection

System Description

The outer tape series is a cold applied tape coating system designed for the corrosion protection of oil, gas, petrochemical, and wastewater underground or overhead pipelines. The outer-layer tape backing is specially formulated to provide robust resistance to outdoor weathering.

The outer-layer tape is applied after the inner-layer tape, either manually by hand or using a professional wrapping machine.

PE Outer Tape Structure

The specification of the tape features a dual-layer structure consisting of an adhesive layer and a film backing:

  • Adhesive: High-performance butyl rubber
  • Film Backing: Special blend of stabilized polyethylene (PE)

Outer Tape Features

  • Excellent adhesion to inner-layer tape and self-amalgamation
  • Highly resistant to UV radiation and outdoor weathering
  • Can be applied over a wide temperature range
  • Good conformability and consistent uniform thickness
  • Easily applied with no specialized equipment required
  • Compatible with common pipeline coatings
  • Excellent resistance to cathodic disbonding
  • Meets ASTM D 1000 Standard specifications
  • Cold applied without requiring open flames or heat

PE Cold Applied Tape Specification

Physical Properties Test Method Typical Value (Metric)
Total thickness ASTM D 1000 1.1 mm
Backing thickness ASTM D 1000 0.5 mm
Adhesive thickness ASTM D 1000 0.6 mm
Width - 50 - 800 mm
Length - 30 - 240 m
Backing color - Black or others
Tensile strength ASTM D 1000 70 N/cm
Elongation ASTM D 1000 400%
Peel Adhesion to inner-layer tape ASTM D 1000 23 N/cm
Cathodic Disbandment ASTM G8 0.25 in radius 6.4 mm
Dielectric Strength ASTM D 149 30 Kv
Volume Resistivity ASTM D 257 2.5x1012 ohm.cm
Water Absorptivity ASTM D 570 0.2%
Water Vapor Transmission Rate (24h) ASTM F1249 0.01g/100sq in/24h 0.1g/100sq mm/24h
UV resistance - Excellent
Application Temperature - -40℉ - 140℉ -40℃ - +60℃
Note: Custom-made sizes and specifications are available to meet specific project demands.

Frequently Asked Questions (FAQ)

What is the primary application of the PE Outer Tape?
The PE Outer Tape is designed as a cold applied tape coating system for the corrosion protection of underground or overhead pipelines in the oil, gas, petrochemical, and wastewater industries. It acts as a durable weathering barrier over the inner corrosion-protective layer.
What materials are used to construct the PE Outer Tape?
The tape features a dual-layer structure composed of a specialized butyl rubber adhesive layer integrated with a tough backing made from a stabilized polyethylene blend, ensuring long-term adhesion and defense.
What is the operational temperature range for this tape?
The PE Outer Tape can be applied in extreme environments over a broad temperature range of -40°F to 140°F (-40°C to +60°C), making it highly versatile for global climates.
Does the PE Outer Tape comply with international standards?
Yes, it fully complies with the ASTM D 1000 Standard. It also meets performance criteria for Cathodic Disbandment (ASTM G8), Dielectric Strength (ASTM D 149), and Water Absorptivity (ASTM D 570).
Can the tape dimensions be customized?
Standard widths range from 50 mm to 800 mm, and lengths from 30 m to 240 m. Custom width and length configurations can be manufactured upon request to fit specific project demands.
Are there special tools required to apply this tape?
No, the PE Outer Tape is cold applied and requires no heat or complex machinery. It can be wrapped easily by hand or with standard manual/motorized wrapping machines, reducing installation time and costs.

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