Heavy anti-corrosion steel pipe——Anti-ultraviolet coating anticorrosive stainless steel pipe

The UV-resistant weather-resistant composite stainless steel pipe product consists of two parts. The inner wall of the pipe is a single layer epoxy powder coating with good anti-corrosion performance, and the outer layer of the steel pipe is a multi-layer powder coating. The bottom layer is an anti-corrosion epoxy coating with good anti-corrosion effect and adhesion. The middle layer is the graft copolymer powder coating, which mainly plays the role of bonding the bottom layer and the surface layer. The surface layer is a modified coating with ultraviolet resistance and weatherability.

Product Advantages

1. UV Resistance:

   The primary purpose of coating steel pipes with polymer-modified materials is to shield them from the damaging effects of UV radiation. Prolonged UV exposure can deteriorate the steel surface, leading to eventual pipe failure. The specialized coating serves as a formidable barrier, either absorbing or deflecting UV rays, thereby safeguarding the pipe from such damage.

2.Corrosion Resistance: 

    Beyond UV protection, this coating offers exceptional corrosion resistance. Steel pipes are vulnerable to moisture, chemicals, and other environmental factors that can cause corrosion. The polymer-modified material creates a durable shield that      blocks moisture and corrosive elements from penetrating the steel surface, significantly extending the pipe's lifespan.
3.Durability:

    The polymer-modified coating substantially bolsters the overall durability of the steel pipe, making it ideal for a wide range of applications, including outdoor and industrial settings. This enhancement ensures the pipe maintains its structural                integrity over time, reducing the frequency of maintenance and replacements.
4.Application Methods: 

    Depending on specific project requirements, the coating can be applied through various methods such as spraying, dipping, or wrapping. Each technique offers unique benefits in terms of coverage, adhesion, and cost-effectiveness, allowing for      tailored solutions to meet diverse needs.
5.Environmental Considerations: 

   Employing UV-resistant and corrosion-resistant coatings on steel pipes not only prolongs their lifespan but also promotes environmental sustainability. By reducing the need for premature replacements and minimizing                 maintenance, these coatings effectively lower the environmental footprint.
6. Applications: 

   Anti-UV steel pipes with polymer-modified coatings are versatile and find applications across various industries such as oil and gas, water distribution, construction, and infrastructure development. They are ideal for                       transporting fluids, gases, and other substances in both above-ground and underground installations.

Product Test

Adhesion: 95℃, 24h, adhesion level 1; 95℃, 28d, adhesion ≤3;

Leakage detection: leakage detection voltage 5V/μm spark detection, no leakage;

Porosity: section porosity and bottom bonding surface porosity 1-4;

Bending test: -30℃±3℃, 2.5° bending without crack;

Pencil hardness: Pencil hardness ≥H;

Thermal characteristics: curing percentage of epoxy coating ≥95%, |ΔTg|≤5℃;

Cathode stripping performance: 65℃, 48h, 1.5V voltage, stripping distance ≤6.5mm;

Salt spray test: 1000h, no bubbling, no rust, no cracking, peeling and other phenomena;

Artificial accelerated aging test: 1200h, discoloration ≤2, loss of light ≤2. (Equivalent to 2.5 years of outdoor exposure, slight discoloration and loss of light on the coating)

Chemical corrosion resistance: the coating has no swelling, softening, foaming, peeling and other phenomena.

Product Application