U-PVC pressure pipe prices depend on diameter, PN pressure class, wall thickness, socket or solvent-weld joint, order quantity, accessories, and delivery conditions.
The lowest unit price is not necessarily economical; hydraulic suitability, pressure transients, installation, leakage risk, and lifecycle cost must be compared.
Düzgünler Plastik offers push-fit socket, solvent-weld socket, and gooseneck configurations in stated pressure options from 4 to 16 atm.
There is no reliable universal price for U-PVC pressure pipe without a project specification. Two pipes with the same nominal diameter may differ in pressure class, wall design, joint, certification, length, and delivery cost. Compare like-for-like products and request a quotation covering pipe, fittings, installation consumables, freight, and the required documentation.
Larger diameter and greater wall thickness normally increase material use, weight, handling, and transport volume. A smaller diameter should not be selected merely to reduce purchase cost: excessive velocity and friction loss can increase pumping requirements and energy use. Diameter should follow the design flow, length, elevation, and allowable head loss.
PN class is a key part of pressure-system selection. A higher class generally requires a stronger pipe structure, but over-specifying PN can add cost without project benefit. Continuous operating pressure, static head, pump curve, temperature, safety factors, and transient pressure should be reviewed together.
Push-fit socket systems support fast assembly with elastomeric sealing. Solvent-weld sockets require correct preparation, compatible materials, and controlled curing. Gooseneck products serve particular routing needs. Compare the pipe together with seals, solvent, cleaner, fittings, labour, inspection, and installation time.
Order quantity influences production and packaging; diameter and pipe length affect truck utilisation. Destination, site access, unloading equipment, split deliveries, and requested lead time can materially change the delivered cost. The request for quotation should state the exact delivery location and Incoterm or delivery responsibility.
Design flow, pipeline length, elevation profile, allowable velocity, and head loss
Operating pressure, pump pressure, transient events, and safety factors
Water use, temperature, chemical conditions, and applicable hygienic requirements
Buried or above-ground installation, UV exposure, soil, traffic, and external loads
Jointing method, installer competence, fittings availability, testing, and maintenance
The ISO 1452 series is an international reference for PVC-U piping systems intended for water supply under pressure. A compliant selection still requires the relevant product standard, manufacturer data, local requirements, and project calculations to be checked together.
|
Criterion |
Push-fit socket |
Solvent-weld socket |
Decision factor |
|
Assembly |
Fast seal-based joint |
Prepared and bonded joint |
Installer skill and programme |
|
Movement |
Design-dependent flexibility |
More rigid connection |
Ground and route behaviour |
|
Consumables |
Seal and approved lubricant |
Solvent and cleaner |
Installed cost and QA |
U-PVC offers a rigid pipe system, smooth bore, and multiple socket options for pressure-water applications. HDPE PE100 offers flexibility, long lengths or coils, and welded joints where ground movement or continuous routes are important. The correct choice depends on pressure, diameter, alignment, installation equipment, repair strategy, and lifecycle cost—not material name alone.
Not always. Lower initial price can be offset by extra joints, high friction loss, difficult installation, leakage, maintenance, or early replacement. A lifecycle comparison should include pipe, fittings, trenching, bedding, labour, pressure testing, cleaning and disinfection, pumping energy, and maintenance.
Outside diameter, PN class, standard length, total quantity, and pipe schedule
Push-fit, solvent-weld, or special joint requirement and complete fittings list
Water use and temperature, operating pressure, flow, elevation, and route length
Delivery point, access, unloading, delivery date, and packaging expectations
Applicable standards, test documents, hygienic approvals, and project submittals
Düzgünler Plastik began in 1975 under Ekrem Düzgün and continues under Ziya Düzgün and Kemal Düzgün. The company states that it was the first in Türkiye to manufacture plastic column pipes for submersible pumps. Its portfolio also includes U-PVC pressure-water pipes, U-PVC column and well casing pipes, latched irrigation pipes, HDPE PE100, and corrugated pipes.
Its U-PVC pressure clean-water range includes push-fit socket, solvent-weld socket, and gooseneck types, with stated pressure resistance from 4 to 16 atm. Final suitability, product certificates, dimensions, lead time, and current price should be confirmed in the project quotation.
It varies by diameter, PN class, wall structure, joint, quantity, and destination; a current project quotation is required.
Select only after operating pressure, transients, temperature, and safety factors are calculated. Over-specification adds cost; under-specification adds risk.
Suitable products can be used in pressure water supply when relevant standards and hygienic requirements are met; verify project-specific approvals.
Use design flow, length, elevation, velocity limit, head loss, and pump data in a hydraulic calculation.
Often they are separate line items. Check sockets, couplers, bends, seals, valve connections, and special fittings in the quotation.
It depends on operating and surge pressure, temperature, elevation, and safety factors; do not select from nominal pressure alone.
Check UV exposure, supports, thermal movement, impact protection, and the manufacturer’s installation guidance.
Not necessarily. Confirm delivery terms, destination, vehicle, unloading responsibility, and split-delivery charges.
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