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Nominal pressure PN 25  

Nominal pressure PN 25

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Nominal pressure PN 16

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  Nominal pressure PN 10  

Nominal pressure PN 10

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CPVC Pipes: Durability and Performance for Every Application

CPVC pipes, short for chlorinated polyvinyl chloride pipes, are versatile plastic pipes widely used in industrial and construction settings. These pipes offer exceptional chemical resistance and superior durability, making them an excellent choice for a range of applications.

One of the key advantages of CPVC pipes is their remarkable chemical resistance. They can withstand exposure to a wide array of chemicals, including acids, alkalis, and solvents. This inherent resistance makes CPVC pipes ideal for applications in chemical processing plants and similar environments where resistance to corrosive substances is crucial.

Additionally, CPVC pipes exhibit excellent high-temperature resistance. Unlike traditional PVC pipes, which are limited to lower temperatures, CPVC pipes can handle temperatures of up to 93 °C (200 °F). This makes them suitable for hot water supply systems, heating installations, and various industrial applications that involve elevated temperatures.

Fire safety is another notable feature of CPVC pipes. They possess good fire resistance properties and are inherently flame retardant. In the event of a fire, CPVC pipes contribute to the overall safety of buildings by exhibiting low smoke generation and reducing the spread of flames.

Installation of CPVC pipes is quick and hassle-free. They are lightweight and flexible, offering ease of handling and maneuverability. With conventional tools and joining techniques such as solvent cementing, threading, or welding, CPVC pipes can be easily installed to meet specific project requirements.

Thanks to their exceptional chemical resistance, high-temperature durability, and fire resistance, CPVC pipes find application in various sectors. These include water supply systems, industrial processing, wastewater management, heating systems, and fire protection systems, among others.

When considering the use of CPVC pipes, itís essential to adhere to regional regulations and specific requirements that may vary depending on the country and intended application.

For reliable, long-lasting, and versatile piping solutions, choose CPVC pipes. Experience the benefits of their chemical durability, high-temperature resistance, and ease of installation in your projects.

Contact us today to learn more about how CPVC pipes can meet your specific needs and ensure optimal performance in your industrial or construction applications.

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Plastic pipe systems

Overview of plastic pipe systems
Technical information on ABS pipe systems
Technical information on PVC  U pipe systems
Technical information on PVC  U transparent pipe systems
Technical information on PVC  C pipe systems
Technical information on PP pipe systems
Technical information on PP-R pipe systems
Technical information on PE pipe systems
Technical information on PVDF pipe systems

Chemiedur - pipe

Technical information on UP-GF (FRP) pipe systems
UP-GF (FRP) pipes
UP-GF (FRP) molded parts and connection
UP-GF-PP (FRP) molded parts and connection
UP-GF (FRP) adhesive collars
UP-GF (FRP) loose flanges
Pot Strainer DN 200 - DN 500 Inliner PP/FRP Coated
Pot Strainer DN 200 - DN 500 Inliner FRP/CBL Coated
Angle Seat Strainer DN 200 - DN 400 Inliner FRP/CBL Coated
Manhole mad of FRP and PP/FRP

Plastic pipes

Calculator for cutting pipes
Guidelines for sawing plastic pipe
Leftovers in plastic pipe
Standardization of plastic pipes and molded parts
PVC U pipes deviations
Pressure loss in pipe systems out of PVC U, PVC C and ABS pipe systems
Distinction between Rp, R and G threads
Screw lengths for flange connections

Plastic fittings

PVC U transparent ball valves
Diaphragm valves
Block valves
Butterfly valves
Plastic needle valves


Plastic Valves according to ATEX

New EU guideline 2014/34/EU
Plastic Valves in EX zones
Y-Strainers PP-EL DN 15 - DN 50
Check valves PP-EL DN 15 - DN 50
Angle seat valves PP-EL DN 15 - DN 50

Bonding of plastic pipes

Bonding manual
Video showing the bonding of pipes

Plastic welding

Guidelines for extrusion welding

Grids / support grids

GFK grids
Grids out of PP -el electrically conductive
Profile support grids out of PP -el electrically conductive

Molded ventilation parts

Ventilation technology

Chemical hose

PVC transparent hose with fabric inlay

Industrial tanks and chemical containers

Dosing tanks and outer containers 35 – 1000 Liter
Salt dissolving tanks 60 -5000 Liter
Storage tanks and vats
Storage tanks for water
Safety and collecting troughs
Industrial tank delivery program
Dosing tanks with agitator
Dosing tank agitators
Dosing tanks with attachments
Dosing tanks made of sheet material
Customized chemical containers
Dosing tanks with level indicators



IBC screw caps DN 150/DN 200
IBC adapters out of PE
IBC adapters out of PP

Attachment parts for tank construction

Vapor separators
CO2 - absorbes
Revision nozzles
Block flange

Filter housings and filter cartridges

PENTEK 3G Slime Line filter housings
PENTEK 3G Standard filter housings
PENTEK Big Blue filter housings
PENTEK PP high temperature filter housings
PENTEK PP all nature filter housings
PENTEK filter bags for Big Blue filter housings
PENTEK surface filter cartridges
PENTEK filter cartridges for depth filtration
PENTEK filter cartridges with activated carbon
CINTROPUR filter systems
CINTROPUR water filters

Flange configurator

Blind flanges, loose flanges,  rectangular flanges

Chemical resistance

Table of chemical resistance for plastic pipe systems

Machined plastic parts

Screw-in parts
Threaded fittings
Screw fittings

Milled plastic parts

Loose flanges and blind flanges made of sheet material

Static mixers

Static mixers made of plastic


Single-type and double-type strainers
Pot strainer DN 300
Angle seat strainer DN 500

Flow meters

Variable area flow meters
Configuration tool for flow meters

Filter presses

Laboratory filter presses

Injection molded parts

Scraper made of PE for filter press

Kwerk Practice Blog

The Kwerk team blogs from the field here

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