NATION POWER LINES
GST : 19ALPPS1128R1Z6

repair sleeves

repair sleeves Specification

Feature
Corrosion Resistant, Leak Proof, Easy Installation

Surface Treatment
Hot Dip Galvanized / Painted / Epoxy Coated

Size
Suitable for pipes 1 to 56 diameter or custom sizes

Layer
Single / Double Layer with Sealant as per design

Installation Guideline
Clamp-on design for on-site repair, weldable or non-weldable options available

Coating Type
Epoxy / Hot Dip Galvanized / Custom

Thermal Conductivity
49-54 W/mK

Density
7.85 Gram per cubic centimeter(g/cm3)

Product Type
Pipe Repair Sleeve

Material
Mild Steel (MS) / Stainless Steel (SS)

Rated Voltage
Up to 33 kV (varies by sleeve type)

Tensile Strength
350-520 MPa (depending on material)

Width
As per pipe size (customizable)

Thickness
3 mm to 10 mm

Application
Pipeline Leakage, Corrosion Protection, Mechanical Pipe Repair

Breakdown Voltage
Appropriate for electrical isolation sleeves, up to 22 kV

Heat Conductivity
49-54 W/mK (for steel variants)

Color
Metallic Silver, Painted / Coated as required

Max Withstanding Temperature
Up to 400C (MS/SS)

Attachment Method
Bolted / Welded / Clamped

Pressure Resistance
Upto 25 bar (varies by design and sleeve size)

Standards Complied
IS, ASTM, or Custom as per project

Usage Environments
Suitable for water, oil, and gas pipelines

Lifespan
15-25 years under normal working conditions

Corrosion Protection
Zinc or Epoxy coating

Sealant Type
Rubber or Polymeric for leak arresting

Shape
Cylindrical split sleeve

repair sleeves Trade Information

Minimum Order Quantity
5 Pieces

Supply Ability
1000 Pieces Per Month

Delivery Time
7 Days

About repair sleeves

Repair Sleeves For polymer pin insulators (11 kV33 kV), these silicone rubber/EPDM sleeves fix minor cracks, restoring insulation and hydrophobicity. For cast iron earthing pipes (50100 mm), neoprene/stainless steel sleeves repair corrosion or leaks, ensuring reliable grounding. Easy to install, durable, and compliant with IEC:61109 (insulators) and IS:3043 (earthing).

Advanced Leak and Corrosion Protection

Repair sleeves offer comprehensive leak arresting and corrosion protection for pipelines transporting water, oil, or gas. Each unit employs high-performance rubber or polymeric sealant and robust coatings such as epoxy or hot-dip galvanizing. This design ensures long-term integrity and safety, effectively extending pipeline service life even in harsh environments.

Customizable Design and Easy Installation

Whether you need bolted, welded, or clamped sleeves, these products are designed for seamless integration on-site. The split cylindrical structure and clamp-on options facilitate rapid response without extended downtime. Sizes, widths, and coatings can be customized based on pipeline dimensions and operational requirements, making them suitable for diverse projects.

Reliability Across Industrial Applications

From mechanical pipe repair to corrosion mitigation and electrical isolation, repair sleeves maintain reliable performance in demanding applications. They withstand temperatures up to 400C, pressures up to 25 bar, and electrical breakdown voltages up to 22 kV. With tensile strengths between 350-520 MPa, these sleeves ensure robust protection across varied operational scenarios.

FAQ's of repair sleeves:

Q: How do repair sleeves help stop pipeline leaks?

A: Repair sleeves use a precise combination of split sleeve design and high-quality sealants (rubber or polymeric) to surround and seal the affected section of the pipeline. When bolted, welded, or clamped in place, the sleeve forms a leak-proof barrier, quickly arresting leaks and restoring operational reliability.

Q: What standards do these sleeves comply with and can they be customized?

A: The sleeves can be supplied in compliance with IS, ASTM, or specific project standards. Customization is available for size, coating, sealant type, and attachment method, ensuring the sleeve matches project and industry requirements.

Q: When should I use a repair sleeve for pipeline maintenance?

A: Repair sleeves are recommended for immediate repair of leaks, addressing corrosion, or reinforcing pipelines during maintenance. They are especially useful when rapid on-site intervention is required to avoid operational downtime or costly pipeline replacement.

Q: Where are these sleeves typically installed?

A: These sleeves are suitable for water, oil, and gas pipelines in industrial, municipal, and utility sectors. Their corrosion-resistant properties make them ideal for both aboveground and buried pipes in a variety of environments.

Q: What is the installation process for these repair sleeves?

A: Installation involves positioning the split sleeve over the damaged pipe section, applying the appropriate sealant, and then securing it by bolting, welding, or clamping, depending on the version. Clamp-on designs enable speedy on-site repair without specialized equipment.

Q: What benefits do these sleeves offer compared to traditional repairs?

A: Repair sleeves provide a cost-effective, minimally invasive solution that minimizes downtime and labor costs. Their robust materials and coatings offer long-term protection against leaks and corrosion, and the customizable design suits a wide range of pipeline diameters and operating conditions.

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