Where is HZXY located and which port do you ship from?

HZXY is headquartered in the Daqiuzhuang Industrial Zone, Jinghai District, Tianjin, China, one of the largest steel processing clusters in the world, with a second production base in Tangshan. Most export orders are loaded through Tianjin Port; other Chinese ports can be arranged on request.

Which steel grades and standards can you supply?

Common grades include Q235B, Q355B (formerly Q345B), ASTM A36, DX51D to DX54D galvanized coil, and SAE1006, SAE1008 and SAE1080 wire rod. Materials can be supplied to GB, ASTM, EN and JIS standards, and equivalent-grade cross references are provided during order confirmation.

Do you provide mill test certificates and allow third-party inspection?

Yes. Shipments are delivered with test reports and qualification documents, and buyers are welcome to appoint independent inspection agencies to verify dimensions, coating and mechanical properties before loading.

Can you cut, weld or galvanize steel to custom sizes?

Yes. In-house processing covers cutting, welding, bending, stamping, drilling, hot-dip and electro-galvanizing, painting and export packaging, with non-standard sizes available across all product lines.

Can I combine different products in one shipment?

Yes. Because HZXY supplies sections, rebar, plates, coils, steel pipes, PVC pipes and valves, project buyers can consolidate mixed materials into one order and one shipment, reducing supplier management and freight costs.

How can I get the HZXY product catalog?

Visit the Request a Catalog page at https://www.hzxysteels.com/catalog/ or email tjhzxysteel@gmail.com to receive the latest catalog with sizes, grades and packing details.

Custom Polyethylene Water Supply Pipe Factory & Pricelist

Priority Procurement Hub

Standard & Custom Piping Systems in Constant Stock

Direct mill delivery for turnkey infrastructure, municipal grid expansion, and multi-tier utility projects. Engineered for high pressure, zero corrosion, and long lifecycle stability.

Hydraulic Line

Water Supply Pipes (HDPE / PVC)

Engineered for non-toxic potable delivery, municipal mains, and industrial cooling loops. High SDR performance.

Source Water Pipe

Pressure Line

Structural & Galvanized Steel Pipe

ERW, seam-free, and hot-dip galvanized round pipe for structural frames, fire loops, and heavy fluid transport.

Inspect Steel Pipe

Gravity Line

Heavy Municipal Drainage Pipes

Corrugated and rigid PVC-U / HDPE solutions designed for storm runoffs, wastewater transfer, and soil containment.

View Drainage Line

High Integrity

Gas Transmission Pipe Systems

Certified polyethylene and carbon steel gas pipes built to resist stress cracking, pinhole surges, and soil shifts.

Order Gas Conduit

Protection

Conduit Protective Pipes

Flame-retardant, high-dielectric insulated polymer tubing safeguarding high-voltage electrical cable grids.

Examine Conduits

Telecom

Optical Cable Communication Pipes

Multi-hole silicon-core ducting providing ultra-low friction for sub-surface fiber cable blow-in routing.

Check Telecom Pipes

MEP Array

Engineered Plastic Building Materials

Comprehensive fittings, electrofusion collars, couplers, and adaptors configured for end-to-end fluid systems.

Review MEP Supplies

Pressure Control

Pressure Valves & Controls

Precision-calibrated butterfly, check, ball, and gate valves designed to synchronize seamlessly with HDPE pipeline setups.

Browse Fluid Valves

Industry White Paper & Market Intelligence

Technical Specification & Global Procurement Blueprint for Polyethylene Pipes

Why Tier-1 engineering groups are transitioning from ductile iron and concrete to Custom Polyethylene Water Supply Systems for next-generation civil engineering.

Material Metallurgy vs Polyolefin Chemistry

Traditional ferrous systems suffer from tuberculation, localized electrolytic pitting, and high friction heads. Modern HDPE 100 Virgin Polymers introduce a crystalline lattice structure with complete biological inertia, zero scaling coefficients (Hazen-Williams C=150), and operational lifespans exceeding 70-100 years under nominal pressures.

ISO 4427 Tested ASTM D3350 Carbon Black NSF/ANSI 61 Compliant

Seismic Tolerance & Trenchless Horizontal Drilling

Polyethylene delivers an extraordinary elongation at break (>350%), providing substantial mechanical flexibility. During earth tremors, ground settlement, or trenchless HDD (Horizontal Directional Drilling) installations under waterways, butt-welded joints perform as a single, continuous, monolithic leak-free conduit, eliminating joint pull-out hazards.

Zero Joint Leakage HDD Compatible Stress Crack Resistance

Whole-Lifecycle CAPEX & OPEX Economy

While bare steel or cast pipelines often present deceptive initial material pricing, cathodic protection, lining upkeep, heavy cranage logistics, and water leakage rates (averaging 22% in aging steel mains) multiply operational expenditure. Polyethylene delivers up to 42% lower installed cost through light-weight nesting and friction-free hydraulic pumping.

Lowest Pumping Head No Cathodic Anodes Low Handling Weight

Industrial Ecosystem Leadership

Strategic Manufacturing Advantages: Tianjin & Tangshan Manufacturing Bases

Combining heavy raw-material supply integration with automated high-throughput extrusion hubs across 1,500 dedicated acres.

Daqiuzhuang Raw Material Cluster

Located in Jinghai District, Tianjin, our facility utilizes raw material supply links from adjacent petrochemical and steel manufacturing giants, avoiding internal transport surcharges and long raw material lead times.

Computer-Controlled Gravimetric Extrusion

Equipped with modern screw extruder lines featuring automatic ultrasonic wall-thickness gauges and closed-loop temperature calibration to ensure precise wall thickness across PN6 to PN25 pressure classes.

Standardized Inspection Rigor

Continuous internal hydrostatic testing at elevated temperatures (80°C for 165h/1000h), melt flow rate (MFR) monitoring, and oxidation induction time (OIT > 20 min) testing, backed by full Mill Test Certificates (MTC).

Direct Deepwater Port Access

Located near Tianjin Port (Xingang), our logistics yard packs loose pipe lengths, bundled coils, and combined container shipments efficiently, avoiding inland transit delays and securing reliable vessel departures.

1996

Established in Tianjin, China

1,500+

Total Acreage Across Bases

10M+

Tons Output Capacity / Year

50+

Global Export Destinations

Engineering Matrix & Indicative Pricing

PE100 Polyethylene Pressure Pipe Specification & Dimension Table

Comprehensive standard sizing to GB/T 13663, ISO 4427, and EN 12201. Indicative factory FOB rates subject to raw polymer resin indexes.

Nominal OD (dn mm)	SDR Class	Nominal Pressure (PN)	Wall Thickness (mm)	Standard Weight (kg/m)	Standard Pack Format	Indicative Price (FOB Tianjin)
dn 20 – dn 63	SDR 11	PN 16 (1.6 MPa)	2.0 – 5.8 mm	0.12 – 1.05 kg/m	100m / 200m Coiled Cores	$0.35 – $2.60 / m
dn 75 – dn 110	SDR 13.6 / 17	PN 10 – PN 12.5	4.5 – 6.6 mm	1.08 – 2.18 kg/m	5.8m / 11.8m Straight Bars	$3.10 – $6.80 / m
dn 160 – dn 250	SDR 17 / 21	PN 8 – PN 10	7.7 – 11.9 mm	3.72 – 8.95 kg/m	11.8m Transport Sections	$11.50 – $27.90 / m
dn 315 – dn 450	SDR 17 / 26	PN 6 – PN 10	12.1 – 21.5 mm	11.60 – 29.20 kg/m	11.8m / 12m Deep Well Nested	$36.00 – $92.00 / m
dn 500 – dn 800	SDR 17 / 21	PN 6 – PN 10	23.9 – 38.1 mm	36.10 – 91.80 kg/m	Individual Cradles / Break-bulk	$115.00 – $290.00 / m
dn 900 – dn 1200+	Custom SDR	PN 4 – PN 16	34.6 – 57.2 mm	115.0 – 245.0 kg/m	Heavy Flat-Rack / Break-bulk	Contract Engineering Spec

*Note: Pricing scales dynamically based on PE resin commodities and batch order quantity. Custom wall thicknesses available per customer drawings.

Field Engineered Applications

Macro Applications Across Critical Civil Infrastructure

Engineered to handle varied conditions, from subterranean soil movement to corrosive industrial tailings discharge.

Municipal Potable Water Networks

High-integrity primary distribution rings and secondary house-connection branches. Complete biological safety guarantees that water remains free of taste, odor, and heavy metal leaching over extended supply distances.

Agricultural Irrigation & Deep-Well Lift

Large-volume drip and sprinkler feed loops operating reliably under harsh ultraviolet exposure and uneven ground. Resistant to fertilizers, agrochemicals, and acidic water tables.

Mining Slurry & Tailings Transport

Polyethylene delivers four times the abrasion resistance of conventional unlined mild steel pipes when transporting high-velocity slurries, abrasive tailings, and chemical leach solutions.

Dedicated Industrial Fire Suppression

Capable of absorbing water hammer transients, internal hydraulic pressure spikes, and shock waves without rupture, meeting strict standby requirements in industrial complexes.

Marine Subsea Outfalls & Desalination

Immune to hyper-saline corrosion, marine borer damage, and wave action. Pipe runs can be ballasted, towed into place, and sunk into subsea trenches smoothly.

Trenchless Pipe Rehabilitation (Slip-Lining)

Continuous butt-welded strings can be pulled directly through degraded cast-iron, brick, or concrete culverts to restore hydraulic capacity without disruptive urban excavations.

Synergistic Project Packages

Integrated EPC Supply: Consolidate Structural Steel & Polymer Piping

Simplify procurement by ordering structural steel profiles, rebar, steel pipe, and HDPE fluid networks in a single shipment under unified accountability.

Structural Steel Profiles & Coils

Direct supply of Q235B / Q355B H-Beams, channels, equal/unequal angles, and cold/hot rolled steel coils to establish primary building superstructures.

Steel Profiles Steel Coil H-Beam

Reinforcement & Long Sections

Deformed concrete steel rebar (6mm-32mm), wire rod coils, flat steel, square bars, and high-strength round stock for foundation pilings and concrete slabs.

Long Sections Flat Steel Round Bar

Comprehensive Pipeline & MEP Line

Black, coated, and galvanized steel pipe integrated with PVC/HDPE water, drainage, electrical conduit, and communication pipelines with matching valves.

Steel Pipe Water Supply Valves & Misc

Proven Track Record

Verified Supply References in Landmark Engineering Projects

Our steel sections, mechanical materials, and piping products are installed across demanding civil infrastructure landmarks.

Marine & Bridge

Jiaozhou Bay Bridge

Supplied heavy structural steel sections and specialized long-span materials resistant to aggressive marine environments.

Aviation Mega-Hub

Beijing Daxing Int. Airport

Delivered custom steel profiles, thick plate components, structural nodes, and auxiliary utility flow control packages.

Iconic Architecture

National Stadium (Bird's Nest)

Precision-rolled structural steel materials meeting strict dimensional tolerance requirements for complex space-frame architecture.

Technical Clarifications & Trade FAQ

Frequently Addressed Questions by Project Engineers & Buyers

Essential guidance on certifications, order handling, multi-product container consolidation, and international export documentation.

Where is the HZXY production base located and from which ports do you dispatch?

Our company is headquartered in the Daqiuzhuang Industrial Zone, Jinghai District, Tianjin, China, one of the world's most concentrated steel and pipeline processing clusters. We operate complementary production bases in Tianjin and Tangshan covering over 1,500 acres. The majority of our export cargo is dispatched directly via Tianjin Port (Xingang), while shipments through Qingdao, Shanghai, or Ningbo ports can also be coordinated upon request.

What raw material grades, standards, and pressure ratings do your polyethylene pipes support?

We manufacture PE water supply pipes using 100% virgin high-density resins (PE100 / PE80) sourced from Sinopec, PetroChina, or certified international polymer providers (Borstar, Sabic). Our production strictly adheres to ISO 4427, EN 12201, AS/NZS 4130, and GB/T 13663 standards. We supply dimensions from dn20 up to dn1200+ across standard pressure classes, including PN6 (SDR 26), PN8 (SDR 21), PN10 (SDR 17), PN12.5 (SDR 13.6), and PN16 (SDR 11).

Can steel beams, coils, rebar, and polyethylene pipes be combined into a single shipment?

Yes. A primary benefit of working with HZXY is our integrated procurement model. International engineering contractors regularly combine structural H-beams, channel steels, rebar, steel coils, galvanized steel pipes, valves, and coiled/straight PE water supply pipes in a single purchase order. This consolidation minimizes overall freight costs, improves shipping container space usage, and simplifies procurement documentation.

Do you furnish Mill Test Certificates (MTC) and allow third-party inspection (SGS/BV)?

Every export shipment is accompanied by complete Mill Test Certificates (EN 10204 Type 3.1) showing physical property testing, melt flow rate, tensile yield strength, and hydro-pressure verification. We frequently accommodate third-party inspection agencies appointed by buyers—including SGS, Bureau Veritas, Intertek, and TUV—for pre-shipment dimensional checks, wall-thickness verification, and loading oversight.

What are the practical service life differences between PE100 and PVC-U or Ductile Iron?

PE100 provides superior elasticity, impact resistance, and zero biological corrosion, yielding an estimated operating lifecycle of 50 to 100 years. Unlike ductile iron, it does not require external coatings or cathodic protection in saline or acidic soils. Unlike standard PVC-U, butt-welded PE lines create a continuous, fully welded system that resists soil shift and water hammer surges without leaky joints.

How do I obtain the updated Custom Polyethylene Water Supply Pipe pricelist and catalog?

You can access our product materials directly through our Request a Catalog interface or by submitting project specifications to our international sales team via [email protected] or WhatsApp (+86 189 2063 7962 / +86 176 9548 5299). We typically return dimension-specific FOB/CIF pricing along with wall-thickness data and loading schedules within one working day.

Unified Structural & Civil Supply

Explore Our Complete Export Portfolio

Ensure balanced civil execution by pairing your sub-surface fluid networks with matching structural framing materials.

Coils & Sheets

Carbon, HR, CR & PPGI Steel Coil

Hot rolled, cold rolled, zinc-galvanized, and prepainted prep-coils ready for profiled metal panels and ducting.

Inspect Coils

Primary Framing

Heavy Civil Steel Profiles

Complete series of structural channels, universal beams, and structural angles for plant frameworks and gantries.

Source Profiles

Reinforcement

Concrete Rebar & Wire Rod

Deformed ribbed steel rebar bundles (6-32mm) alongside high-tensile wire rods for cast structural footings.

Check Long Steel

Fabrication

Hot-Dip Galvanized Flat Steel

Anti-corrosion flat steel bars (3-60mm thickness) designed for earthing grids, structural clamps, and site brackets.

Review Flat Bar

Columns & Beams

ASTM A36 / Q235B / Q355B H-Beam

Wide-flange and standard universal H-beams for heavy industrial bays, bridge girders, and multistory columns.

Select H-Beams

Overhead Rails

Standard Structural I-Beams

Standard profile carbon beams designed for hoist ways, lateral roof supports, and machinery base frames.

Inspect I-Beams

L-Profiles

Equal & Unequal Angle Steel

Perforated and solid galvanized structural carbon angle bars suited for transmission towers and bracing.

View Angle Bars

Purlins & Frames

Hot-Rolled Galvanized Channel Steel

C-Channel and U-Channel cross sections configured for exterior wall purlins, chassis tracks, and floor beams.

Examine Channels

Direct Mill Engagement

Request Direct Factory Quotations & Complete Piping Catalogs

Access dimension schedules, SDR pressure classifications, chemical resistance charts, and consolidated shipping estimates from our export team.

Request Full Catalog Contact Sales Team