Containment and Lining Solutions for Industrial Chemical Protection

Containment & Lining refers to protective systems and materials. They used to prevent leakage, corrosion, contamination, and environmental damage in industrial storage, processing, and transportation systems. These systems are designed to safely contain chemicals, liquids, gases, and hazardous materials. While they are protecting equipment to surrounding structures from chemical attack and deterioration. Containment and lining systems are widely used in industries where aggressive chemicals, corrosive fluids, or hazardous materials are handled.

Containment is the method of safely storing to controlling the hazardous substances to prevent spills, leaks, or environmental contamination. Lining is a protective internal or external layer applied to tanks, pipelines, ducts, floors and structures to improve chemical resistance, corrosion protection, and durability.

Containment & Lining Details

Parameter	Details / Specification
Product Name	Containment & Lining System
System Type	Chemical Protection & Leakage Prevention System
Material Options	HDPE, PP, PVC, CPVC, FRP, Rubber, Epoxy, Stainless Steel
Manufacturing Process	Fabrication, Lamination, Welding, Coating, Molding
Lining Thickness Range	2 mm to 25 mm or customized
Sheet Width / Roll Size	Customized as per application
Pressure Resistance	Low to medium pressure applications
Operating Temperature	-40°C to +120°C (depends on material)
Density (HDPE Material)	0.94 – 0.96 g/cm³
Chemical Resistance	Excellent resistance to acids, alkalis, solvents, and corrosive chemicals
Corrosion Resistance	High corrosion protection capability
Surface Finish	Smooth, UV stabilized, anti-corrosive coating
Installation Method	Welding, Lamination, Mechanical Fastening, Adhesive Bonding
Jointing Methods	Butt Welding, Extrusion Welding, Heat Fusion
Leakage Protection	Leak-proof containment system
UV Resistance	Available with UV stabilized materials
Reinforcement Options	FRP Reinforcement / Structural Support
Abrasion Resistance	Good resistance to wear and mechanical damage
Thermal Stability	Suitable for varying industrial temperatures
Standard Compliance	ISO, ASTM, ASME, DIN
Testing Methods	Spark Test, Leak Test, Vacuum Test, Thickness Inspection
Installation Type	Indoor / Outdoor
Customization	Available as per project requirements
Service Life	10–30 years depending on material and operating conditions
Applications	Chemical Tanks, Pipelines, Flooring, Wastewater Treatment Systems

1. Excellent Chemical Resistance

Resistant to acids, alkalis, solvents, and corrosive chemicals
Suitable for aggressive industrial environments
Prevents chemical attack on tanks and structures

2. High Corrosion Resistance

Protects metal and concrete surfaces from corrosion
Extends the service life of industrial equipment and storage systems

3. Leak-Proof Protection

Prevents leakage and contamination
Provides safe containment of hazardous liquids and chemicals

4. High Durability

Strong and long-lasting performance
Resistant to wear, impact, and environmental exposure

5. Wide Material Availability

Containment and lining systems are available in:

HDPE
PP
PVC / CPVC
FRP
Rubber
Epoxy coatings
Stainless Steel

6. Temperature Resistance

Suitable for varying industrial temperature conditions
Maintains stability under hot and cold operating environments

7. UV & Weather Resistance

UV stabilized options available for outdoor installations
Resistant to sunlight, moisture, and harsh weather conditions

8. Smooth Surface Finish

Reduces material buildup and contamination
Simplifies cleaning and maintenance procedures

9. Abrasion Resistance

Protects against wear caused by slurry, particles, and continuous flow conditions
Suitable for mining and wastewater applications

10. Lightweight & Easy Installation

Materials such as HDPE and PP provide:

Lightweight handling
Easy transportation
Faster installation

1. High-Density Polyethylene (HDPE)

Excellent chemical resistance
Lightweight and durable
Corrosion-resistant
Flexible and easy to fabricate

Chemical tank lining
Secondary containment systems
Wastewater treatment plants

2. Polypropylene (PP)

High resistance to acids and alkalis
Good temperature resistance
Strong and lightweight

Chemical processing systems
Industrial tank lining
Corrosive fluid handling systems

3. Polyvinyl Chloride (PVC)

Economical and corrosion resistant
Easy fabrication and installation
Smooth surface finish

Water treatment systems
Chemical storage tanks
Industrial containment systems

4. Chlorinated Polyvinyl Chloride (CPVC)

Higher temperature resistance than PVC
Excellent chemical resistance
Durable and strong

Hot chemical handling systems
Industrial process equipment

5. Fiber Reinforced Plastic (FRP)

High strength-to-weight ratio
Excellent corrosion resistance
Suitable for harsh industrial environments:

Chemical plants
Marine industries
Industrial tanks and pipelines

6. Rubber Lining Materials

Natural Rubber
Neoprene Rubber
Butyl Rubber
EPDM Rubber

Excellent abrasion resistance
Good impact resistance
Suitable for corrosive chemicals

Slurry handling systems
Mining industries
Chemical tanks

7. Epoxy Coatings & Linings

Strong chemical and corrosion protection
Smooth and durable finish
Good adhesion properties

Industrial flooring
Water treatment systems
Concrete and steel protection

8. Stainless Steel

Excellent corrosion resistance
Hygienic and durable
Suitable for high-temperature applications

SS 304
SS 316
SS 316L

Pharmaceutical industry
Food processing industry
High-purity systems

9. Ceramic Lining Materials:

High abrasion and wear resistance
Excellent thermal stability

Mining and mineral processing industries
Heavy-duty industrial systems

10. Glass Flake Coating

Superior corrosion resistance
High chemical and temperature resistance

Marine structures
Chemical storage systems

Pressure Class	Pressure Rating	Typical Application
Low Pressure	Up to 6 bar	Chemical storage tanks
Medium Pressure	6 bar to 16 bar	Industrial process systems
High Pressure	Above 16 bar	Specialized industrial applications

Material Type	Operating Temperature Range	Density (g/cm³)
HDPE Lining	-40°C to +60°C	0.94 – 0.96
PP Lining	0°C to +100°C	0.90 – 0.92
PVC Lining	0°C to +60°C	1.30 – 1.45
CPVC Lining	0°C to +90°C	1.50 – 1.60
FRP Lining	-20°C to +120°C	1.50 – 2.00
Rubber Lining	-20°C to +80°C	1.10 – 1.30
Stainless Steel Lining	-200°C to +800°C	7.75 – 8.10

User Manual for Containment & Lining

1. Chemical Storage Tanks

Containment and lining systems are used for:

Safe chemical storage
Leak prevention
Corrosion protection
Acid and alkali resistance

Common Materials:

HDPE
FRP
PP
Rubber lining

2. Industrial Pipelines

Applications include:

Internal corrosion protection
Chemical-resistant flow systems
Leak-proof pipeline operation

3. Wastewater Treatment Plants

Used for:

Chemical containment systems
Corrosion-resistant tanks and channels
Effluent handling systems

4. Electroplating Industry

Containment and lining systems help in:

Acid tank protection
Chemical spill prevention
Corrosive solution handling

5. Pharmaceutical Industry

Applications include:

Hygienic chemical handling systems
Corrosion-resistant storage tanks
High-purity process systems

6. Oil & Gas Industry

Used for:

Secondary containment systems
Fuel and chemical storage protection
Pipeline corrosion control

7. Mining & Mineral Processing

Used for:

Slurry handling systems
Abrasion-resistant lining
Chemical processing protection

8. Industrial Flooring & Bunds

Containment and lining systems are applied for:

Chemical-resistant flooring
Spill containment areas
Protective industrial flooring systems

9. Marine & Offshore Applications

Used for:

Corrosion-resistant tank lining
Seawater handling systems
Offshore chemical storage systems

a) Material Customization

Containment and lining systems can be manufactured using:

HDPE
PP (Polypropylene)
PVC / CPVC
FRP (Fiber Reinforced Plastic)
Rubber
Epoxy coatings
Stainless Steel

Material selection depends on:

Chemical compatibility
Temperature conditions
Pressure requirements
Abrasion resistance
Environmental exposure

b) Thickness & Size Customization

Customization options include:

Lining thickness
Sheet width and length
Tank and pipeline dimensions
Area coverage requirements

c) Design & Configuration

Systems are designed according to:

Customer drawings
Industrial standards
Storage and process requirements
Site conditions and installation layout

d) Surface Finish & Coating

Surface treatment options include:

UV stabilization
Anti-corrosion coating
Smooth hygienic finish
Abrasion-resistant coating

e) Reinforcement Customization

Additional reinforcement options:

FRP reinforcement
Structural support systems
Double-layer protection systems

f) Temperature & Pressure Design

Systems can be customized for:

High-temperature applications
Corrosive chemical handling
Low and medium pressure operations

Processing of Containment & Lining Systems

a) Design & Engineering

Systems are designed using CAD software and engineering calculations
Ensures dimensional accuracy and operational reliability

b) Material Cutting

Processing methods include:

CNC cutting
Laser cutting
Saw cutting
Water jet cutting

c) Surface Preparation

Proper surface preparation includes:

Cleaning and degreasing
Grinding and polishing
Sandblasting for metal surfaces

d) Fabrication & Forming

Manufacturing processes include:

Welding
Lamination
Thermoforming
Molding
Rolling and bending

e) Jointing & Installation

Joining methods include:

Butt welding
Extrusion welding
Heat fusion
Adhesive bonding
Mechanical fastening

f) Coating & Lining Application

Application methods include:

Spray coating
Hand lay-up lamination
Sheet lining installation
Brush and roller coating

g) Curing & Finishing

Proper curing ensures strong adhesion and durability
Final finishing improves smoothness and appearance

a) Site Preparation

Ensure the installation area is clean, dry, and free from dust or contaminants
Verify dimensions, drawings, and installation layout before starting work
Ensure proper ventilation and safety arrangements at the worksite

b) Surface Preparation

Proper surface preparation is important for strong adhesion and reliable performance.

Surface preparation methods include:

Cleaning and degreasing
Grinding and polishing
Sandblasting for metal surfaces
Removal of rust, oil, and moisture

c) Material Inspection Before Installation

Inspect materials for:

Surface damage
Cracks or defects
Thickness accuracy
Proper dimensions and quality

d) Positioning & Alignment

Align lining sheets and containment panels accurately
Ensure proper fit-up of joints and corners
Avoid gaps, wrinkles, or uneven surfaces

e) Installation Methods

Containment and lining systems can be installed using:

Butt welding
Extrusion welding
Heat fusion welding
Adhesive bonding
Mechanical fastening

f) Joint Sealing

Ensure all joints are properly sealed to prevent leakage
Use suitable sealants, welding rods, or adhesives according to material type

g) Reinforcement Installation

Where required:

FRP reinforcement layers are applied
Structural supports are installed for added strength

h) Final Finishing

Smooth finishing improves durability and appearance
Remove excess material, sharp edges, or welding burrs

i) Testing After Installation

Perform:

Spark testing
Leak testing
Vacuum testing
Thickness inspection
Adhesion testing

Maintenance of Containment & Lining Systems

a) Routine Inspection

Regularly inspect for:

Cracks or punctures
Corrosion or wear
Leakage or seepage
Surface damage or peeling

b) Cleaning

Remove chemical residue, sludge, and contaminants
Use cleaning agents compatible with the lining material

c) Joint & Weld Inspection

Inspect welded joints and seams for damage or leakage
Repair defective areas immediately

d) Corrosion Protection

Check protective coatings and lining surfaces regularly
Reapply protective coatings when required

e) Repair & Patching

Minor damage can be repaired using:

Patch welding
Adhesive repair systems
Relining damaged sections

f) Monitoring Operating Conditions

Ensure:

Temperature remains within specified limits
Pressure conditions are controlled
Chemical compatibility is maintained

g) Preventive Maintenance

Schedule periodic inspections and maintenance programs
Replace damaged components before failure occurs

h) Safety Precautions

Follow industrial safety procedures during maintenance
Use PPE and proper ventilation while handling chemicals and coatings

1. Raw Material Inspection

Before fabrication begins, all raw materials are inspected for:

Material grade verification
Surface defects
Dimensional accuracy
Compliance with project specifications and standards

2. Dimensional Inspection

Pipe spools are measured to verify:

Pipe diameter
Wall thickness
Length and alignment
Flange face dimensions
Weld positioning

3. Visual Inspection

Visual checks are conducted to identify:

Surface cracks
Welding defects
Corrosion or dents
Misalignment
Incomplete finishing

4. Welding Quality Testing

Weld joints are inspected to ensure strength and integrity using:

a) Non-Destructive Testing (NDT)

Ultrasonic Testing (UT)
Radiographic Testing (RT)
Magnetic Particle Testing (MPT)
Dye Penetrant Testing (DPT)

b) Destructive Testing (if required)

Tensile testing
Bend testing
Impact testing

5. Hydrostatic Pressure Testing

Pipe spools are filled with water and pressurized above operating pressure
Checks for leakage, deformation, and joint integrity
Ensures the spool can safely withstand design pressure

6. Pneumatic Testing

Conducted using compressed air or gas where hydro testing is not suitable
Used for leak detection in specific industrial systems

7. Alignment & Fit-Up Inspection

Ensures correct alignment of flanges, fittings, and supports
Prevents stress during installation and operation

8. Surface Finish & Coating Inspection

Checks include:

Paint thickness measurement
Coating adhesion testing
Surface smoothness verification
Corrosion protection quality

9. Material Identification & Traceability

Each spool is marked with identification numbers
Maintains traceability of material batches, welders, and inspection records

10. Compliance with Standards

Pipe spools are manufactured and tested according to:

ASME Standards
ASTM Standards
ISO Standards
ANSI / DIN Specifications

11. Final Quality Documentation

Quality records generally include:

Inspection reports
Hydro test certificates
Welding qualification records
Material certificates
NDT reports

1. Raw Material Inspection

Before fabrication and installation, raw materials are inspected for:

Material grade verification
Thickness accuracy
Surface quality
Compliance with industrial standards

2. Dimensional Inspection

Containment and lining systems are inspected for:

Correct dimensions
Lining thickness accuracy
Alignment and fit-up quality
Proper joint spacing and surface uniformity

3. Visual Inspection

Visual inspection helps identify:

Surface defects
Cracks and punctures
Uneven coating or lining
Welding defects
Improper finishing

4. Spark Testing

Spark testing is performed to:

Detect pinholes and micro-defects
Verify lining continuity
Ensure leak-proof performance

5. Leak Testing

Leak testing ensures:

Proper sealing of joints and welds
No seepage or leakage in containment systems

Common Leak Testing Methods:

Vacuum testing
Water leakage testing
Air pressure testing

6. Adhesion Testing

Adhesion testing verifies:

Bonding strength between lining and base surface
Coating adhesion quality
Resistance to peeling or separation

7. Thickness Testing

Thickness measurement ensures:

Uniform lining application
Compliance with design specifications
Adequate corrosion protection

8. Weld Quality Inspection

Welded joints are tested for strength and leak-proof performance.

Common Weld Inspection Methods:

Visual weld inspection
Ultrasonic Testing (UT)
Dye Penetrant Testing (DPT)
Spark testing for plastic welds

9. Chemical Resistance Testing

Containment and lining systems are tested for:

Resistance to acids and alkalis
Chemical compatibility
Long-term stability in corrosive environments

10. Non-Destructive Testing (NDT)

NDT methods help detect hidden defects without damaging the system.

Common NDT Methods:

Ultrasonic Testing
Dye Penetrant Testing
Vacuum box testing
Radiographic testing (where applicable)

11. Surface Finish & Coating Inspection

Inspection includes:

Surface smoothness
Coating thickness verification
Surface hardness testing
Corrosion protection quality checks

12. Compliance with Standards

Containment and lining systems are manufactured and tested according to:

ISO Standards
ASTM Standards
ASME Standards
ANSI Specifications
DIN Standards

If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.

Types of Containment & Lining Graphics

1. HDPE Lining

Excellent chemical and corrosion resistance
Lightweight and durable
Chemical tanks
Wastewater treatment systems
Landfill liners

2. PP (Polypropylene) Lining

High resistance to chemicals and heat
Suitable for industrial process systems

3. PVC / CPVC Lining

Corrosion-resistant and economical
Suitable for water and chemical applications

4. FRP (Fiber Reinforced Plastic) Lining

High mechanical strength and durability
Excellent corrosion protection
Chemical industries
Marine systems
Industrial tanks

5. Rubber Lining

Excellent abrasion and impact resistance
Suitable for slurry and corrosive chemical handling

6. Epoxy Lining

Provides strong corrosion and chemical resistance
Smooth and hygienic surface finish:
Industrial flooring
Water treatment systems
Storage tanks

7. Glass Flake Lining

High chemical and temperature resistance
Excellent anti-corrosion properties

8. Ceramic Lining

Highly resistant to abrasion and wear
Suitable for heavy-duty industrial applications

9. Stainless Steel Lining

Hygienic and corrosion resistant
Suitable for high-temperature and high-purity systems:
Pharmaceutical industry
Food processing industry

Why Choose Petron Thermoplast?

Petron Thermoplast has selected the right Containment & Lining to meet the balancing material quality, actuation needs, and system compatibility. For high-performance applications involving steam, chemicals, and automated control. The certification of actuators to deliver the optimal reliability. While the entry level of the options exists for the non-critical uses, investing in a well-engineered saddle reduces the downtime and maintenance costs over time.

Conclusion

Containment & Lining systems play a crucial role. They ensure safe storage, handling, and processing of corrosive chemicals, hazardous liquids, and industrial substances. These are systems specially designed to provide them to maximum protection against leakage, corrosion, chemical attack, and contamination in environmental industrial operations.

They help to protect storage tanks, pipelines, process equipment, floors, and industrial structures. They are from aggressive chemicals and harsh operating conditions. Containment systems to improve workplace safety by preventing accidental spills and chemical leakage, while lining systems to enhance the internal protection of tanks and process equipment, reducing maintenance costs and extending equipment life. Their customizable design, leak-proof construction, and thermal stability. The low maintenance requirements make them highly suitable for chemical processing, pharmaceuticals, electroplating, water treatment, oil & gas, and manufacturing industries.

Frequently Asked Questions

1. What is Containment & Lining?

Containment & Lining refers to protective systems used to prevent leakage, corrosion, and chemical damage in tanks, pipelines, process equipment, floors, and industrial structures handling hazardous chemicals and liquids.

2. Why are containment systems important?

Containment systems help prevent:

Chemical leakage
Environmental contamination
Equipment damage
Workplace hazards
Product loss

3. What is the purpose of lining in industrial tanks?

Lining protects the internal surface of tanks and equipment from corrosion, chemical attack, abrasion, and leakage, thereby increasing service life and reducing maintenance.

4. Which materials are commonly used for containment & lining?

Common materials include:

HDPE
PP (Polypropylene)
FRP
PVC
PVDF
PTFE
Rubber lining
Epoxy coatings
Stainless steel lining

5. Where are containment & lining systems used?

These systems are widely used in:

Chemical industries
Pharmaceutical industries
Water treatment plants
Electroplating industries
Fertilizer plants
Oil & gas industries
Food processing industries

6. What are the benefits of containment & lining systems?

Major benefits include:

Excellent chemical resistance
Corrosion protection
Leak prevention
Improved safety
Long service life
Reduced maintenance cost
Environmental protection

7. What types of lining are available?

Common lining types:

HDPE lining
PP lining
FRP lining
Rubber lining
PTFE lining
PVDF lining
Epoxy lining

8. What chemicals can containment & lining systems handle?

They are suitable for handling:

Acids
Alkalis
Solvents
Corrosive chemicals
Industrial process liquids
Hazardous substances

9. Are containment & lining systems corrosion resistant?

Yes, they are specially designed to provide excellent corrosion resistance against aggressive chemicals and harsh industrial environments.

10. Can containment & lining systems be customized?

Yes, they can be customized based on:

Tank size
Chemical compatibility
Temperature conditions
Thickness requirements
Industrial application
Pressure conditions

11. What is secondary containment?

Secondary containment is an additional protective structure designed to contain leaks or spills from primary storage tanks or pipelines.