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GRP/GRE/GRV - what they are

Feature
GRP (Glass Reinforced Plastic)
GRE (Glass Reinforced Epoxy)
GRV (Glass Reinforced Vinyl ester)
Material Composition
Polyester resin, glass fibers
Epoxy resin, glass fibers
Vinyl ester resin, glass fibers
Corrosion Resistance
Good
Excellent
Very high
Chemical Resistance
Good
Very good
Excellent
Mechanical Strength
Moderate
High
High
Temperature Resistance
Low to moderate (-50°C to 110°C)
Moderate to high (-50°C to 150°C)
Moderate to high (-50°C to 140°C)
Cost
Low to moderate
Moderate to high
Moderate to high
Applications
Water and wastewater, low corrosive environments
Oil, gas, petrochemical, high corrosive environments
Chemical processing, aggressive environments, desalination plants
UV Resistance
Moderate
Moderate
High
The properties of these pipes may vary depending on the specific formulation and the manufacturing process. Be sure to consult with the pipe manufacturer for specific details on the characteristics of their products.

Anil K Vashishta

Anil K Vashishta is a Metallurgical Engineer from the National Institute of Technology, Rourkela, with over 29 years of expertise in materials, corrosion, and metallurgical/mechanical laboratory management. As the Managing Director of Colossal Consultants LLC in the United Arab Emirates—founded in 2019 to serve the GCC and South-Eastern regions—Anil applies his extensive background to support diverse industries, particularly oil and gas.

A Certified NACE Corrosion Specialist and NACE Material Selection Design Specialist, Anil specializes in corrosion assessment and mitigation, material selection, turnkey laboratory setup, and root cause/failure analysis. His comprehensive skills also include in-situ replica metallography, condition assessment, coating evaluations, and cathodic protection. With a deep passion for technical excellence and practical solutions, Anil continues to drive innovation and best practices in the field of materials engineering.

In this article

Macro features
Macroscopic Features of Different Failure Modes
HFE
Human Factors Engineering: Designing Workplaces for People
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Coating Deterioration Assessment of a High-Rise Steel Structure in Baku
Thinning
Root Cause Analysis of Heat Exchanger Tube Failures
Galvanic Corrosion
Understanding Galvanic Corrosion: Causes, Effects, and Prevention
HIC crack
Hydrogen Induced Cracking in Boiler Water Drum Manway Neck Weld
hi8
Corrosion Under Insulation (CUI) at a Dubai Hotel Swimming Pool
creep-rupture-testing-machine-250x250
Elevated temperature Creep test of Metallic Material
Fracture
Fractography
QRA
Quantitative Risk Assessment (QRA) using API 581
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