RSPB series has excellent compatibility and has been extensively used on various mill-applied coatings.

RSPB

Heat Shrinkable Wrap-around Sleeve

Girth weld protection system for two-layer coated pipes

1.       Description

Construction: Two-layer system

First layer: High shear strength copolymer adhesive

Second layer: Radiation cross-linked polyethylene

The RSPB series has excellent compatibility and has been extensively used on various mill-applied coatings.

2.       Features

---High mechanical strength and powerful penetrating resistance

---Good environment stress cracking resistance

---Excellent adhesion performance

---Convenient to use

---Satisfied with special standard or requirements

3.      Application

---Oil & gas pipelines

---Offshore pipelines

---Compatible line coating: PE, FBE, Coal Tar

---Pipe size: 50.8mm~1524mm(2"~6")

---Operating temperature range: up to 80oC

4.      Properties

Properties		Requirement			Test Method
Backing
Tensile Strength (MPa)		≥17			ASTM D 638
Elongation at Break (%)		≥400			ASTM D 638
Heat Aging (150oC,168h)	Tensile Strength (MPa)	≥14			ASTM D 638
Environmental Stress Cracking (F50) (h)(10%Co630,50±2oC)		≥1000			ASTM D 1693
Adhesive
Ring & Ball Softening Point (oC)		≥90			ASTM E 28
Lap Shear (MPa) (23±2oC)		≥1.0			EN 12068
Sleeve
Peel strength (N/cm) (23±2oC)		PE/PE        ≥70			ASTM D 1000
		PE/FBE      ≥70			ASTM D 1000
Peel strength (N/cm) (50±2oC)		PE/PE        ≥15			ASTM D 1000
		PE/FBE      ≥15			ASTM D 1000
Impact Strength (23±3oC) (J)		≥15			EN 12068

5.       How to order

Standard ordering options

RS P B  Φ559 × 500 × 1.5

1.5-------Thickness of sleeve backing as supplied ------1.5mm(0.06"), 1.2mm(0.047")

500-------Sleeve width------ 300mm~900mm (12"~36")

559-------Outside pipe diameter------50.8mm~1524mm (2"~60")

RSPB-------Heat shrinkable wrap-around sleeve for two-layer protection    

RSPB Series Heat Shrinkable Wrap-Around Sleeve