U & Z Type Sections – Interlocking sheet piles for retaining walls and foundation systems.
High Structural Capacity – Multiple section moduli and grades for different soil loads.
Custom Project Lengths – Standard and project-specific pile lengths are available.
Processing & Coating – Cutting, welding, drilling, painting and anti-corrosion treatment supported.
Complete Export Documents – COO, MTC, export license and shipping documents available.
U and Z type steel sheet piles are structural steel sections manufactured with interlocking edges that allow individual piles to connect together and form a continuous retaining wall.
The interlocking system transfers loads between adjacent piles and helps create a strong barrier against soil, groundwater and lateral earth pressure. Steel sheet piling is widely used for temporary and permanent civil engineering structures.
U-type sheet piles have a U-shaped cross section with the interlocks located near the outer edges of the section. Z-type sheet piles position the interlocks away from the neutral axis, providing efficient structural performance for many heavy retaining-wall applications.
Henan GDD supplies hot rolled U and Z type steel sheet piles in multiple grades, section sizes, lengths and surface conditions for retaining walls, cofferdams, ports, bridge foundations, riverbank protection, flood-control projects and deep excavation systems.
| Item | Specification |
|---|---|
| Product Name | U Type / Z Type Hot Rolled Steel Sheet Pile |
| Section Type | U Type, Z Type, Larsen Type or Customized Interlocking Section |
| Common Steel Grades | Q235B, Q355B, S240GP, S270GP, S320GP, S355GP, S390GP, S430GP, ASTM A328 / A572 Equivalent or Customized |
| Applicable Standards | EN 10248, JIS A 5528, ASTM A328/A328M or Customer Project Specification |
| U Type Effective Width | Approximately 400 – 750 mm or Section-dependent |
| Z Type Effective Width | Approximately 500 – 800 mm or Section-dependent |
| Section Height | Approximately 100 – 500 mm or Customized by Section |
| Thickness | Approximately 6 – 20 mm or Section-dependent |
| Length | 6 m, 9 m, 12 m, 15 m, 18 m, 24 m or Customized Project Length |
| Section Modulus | Various Section Modulus Options According to Engineering Design |
| Moment of Inertia | According to Selected U or Z Sheet Pile Section |
| Interlock Type | Hot Rolled Integral Interlock / Project-specific Interlocking Profile |
| Surface Condition | Black Mill Finish, Shot Blasted, Primer Painted, Epoxy Coated, Anti-corrosion Coated or Customized |
| Processing Service | Cutting, Welding, Splicing, Drilling, Lifting Holes, Connector Welding, Painting and Coating |
| Installation Method | Vibratory Hammer, Impact Hammer, Hydraulic Press-in or Suitable Project Equipment |
| Inspection | MTC, Dimension Inspection, Mechanical Test, Surface Inspection, Interlock Check and Third-party Inspection |
| Applications | Retaining Walls, Cofferdams, Ports, Quay Walls, Riverbanks, Flood Control, Bridge Foundations and Excavation Support |
| Available Documents | MTC, Certificate of Origin, Export License Where Required, Commercial Invoice, Packing List, Bill of Lading and Customs Documents |
| Packing | Steel Strap Bundles, Project Marking, Protective Supports and Export Seaworthy Packing |
| Trade Terms | EXW, FOB, CFR, CIF |
Steel sheet pile dimensions, section modulus, weight per meter and moment of inertia vary significantly between individual U and Z profiles. Final section selection should be based on the approved engineering design, required wall modulus, soil conditions and applicable project standard.
Steel sheet piling consists of long structural sections with specially designed interlocking edges. Individual sections are driven into the soil and connected through their interlocks to create a continuous wall.
The completed wall can resist lateral soil pressure, groundwater pressure and other horizontal loads while transferring forces into the embedded portion of the piles and any supporting anchors or bracing systems.
Sheet piles can be used as temporary excavation support and removed after construction, or they can remain permanently as part of the final retaining, marine or foundation structure.
U-type steel sheet piles have a symmetrical U-shaped cross section. The interlocks are located at the outer edges, allowing individual piles to be connected continuously along the wall.
U sections are widely used because of their convenient handling, broad dimensional range and compatibility with many retaining-wall and cofferdam projects.
They are commonly selected for temporary excavation support, riverbank reinforcement, flood-control walls, bridge foundations, basement construction and medium-duty marine works.
Z-type steel sheet piles have a Z-shaped cross section with the interlocks positioned away from the neutral axis of the wall.
This geometry provides efficient distribution of steel material and can produce high section modulus relative to the pile weight, making Z sections suitable for demanding retaining and marine applications.
Z-type piles are commonly used for deep retaining walls, quay walls, port structures, large cofferdams, flood-control structures and permanent foundation systems.
U-type sheet piles provide a symmetrical section and are widely used for general retaining walls, excavation support and temporary engineering works.
Z-type sheet piles position the interlocks away from the neutral axis and can provide efficient structural performance for high-load retaining-wall applications.
The correct profile should not be selected based only on section shape. Engineers should compare section modulus, moment of inertia, wall weight, driving conditions, soil properties, corrosion allowance and project cost.
Hot rolled steel sheet piles are manufactured as complete structural sections, including integrated interlocking edges. The hot rolling process provides strong interlocks and standardized structural performance.
Hot rolled sections are widely used for marine structures, heavy retaining walls and permanent foundation systems where structural capacity and reliable interlock performance are important.
Different U and Z profiles can be selected according to required wall strength, installation equipment and project design.
Q235B provides economical structural performance for general retaining walls, temporary excavation support and conventional civil engineering applications.
Q355B provides higher yield strength than Q235B and is widely considered for larger retaining structures and projects requiring increased structural capacity.
S355GP is a commonly specified European steel sheet piling grade designed for structural sheet pile applications under EN requirements.
S390GP provides increased yield strength and can be selected for walls requiring higher structural resistance.
S430GP provides higher strength for demanding marine, port and heavy retaining-wall applications where engineering calculations require increased pile capacity.
Steel sheet piles are widely used to retain soil in roads, railways, commercial developments and civil engineering projects.
Interlocking sheet piles can form temporary enclosures that allow bridge piers, foundations and marine structures to be constructed in or near water.
Heavy U and Z sheet piles are used for port walls, quay walls, terminals, dock structures and marine retaining systems.
Steel sheet piling helps stabilize riverbanks, canals and waterways against erosion, soil movement and changing water levels.
Continuous sheet pile walls can be incorporated into levees, flood barriers and water-management infrastructure.
Sheet piles are used for bridge abutments, pier cofferdams, approach structures and temporary foundation excavation support.
Sheet pile walls can support deep excavation for basements, underground parking areas, pumping stations and utility structures.
Trenches, pipelines, pumping stations and utility construction can use steel sheet piles as temporary or permanent earth-retaining systems.
Multiple profiles and steel grades allow engineers to select suitable section modulus and bending resistance for different soil and water loads.
Integrated interlocks connect adjacent piles and create a continuous retaining-wall system.
Suitable driving equipment allows sheet piles to be installed rapidly compared with many cast-in-place retaining systems.
Temporary steel sheet piles can often be extracted after construction and reused when project conditions and pile condition permit.
Long sections can be supplied to match excavation depth, soil embedment requirements and structural calculations.
Continuous interlocking walls make steel sheet piling suitable for cofferdams, quay walls, rivers and flood-control applications.
Section modulus is one of the key parameters when selecting a steel sheet pile profile because it influences the bending resistance of the completed wall.
A larger section modulus generally provides increased bending capacity, but section weight, pile depth, steel grade and project cost must also be considered.
Engineers should evaluate bending moment, soil pressure, groundwater pressure, surcharge loads, anchor configuration and corrosion allowance when selecting the final pile section.
The interlock is a critical component of a steel sheet pile because it connects adjacent sections and allows the piles to form a continuous wall.
During installation, interlocks should remain properly aligned to reduce driving resistance and minimize the risk of pile separation.
Where reduced water seepage is required, suitable interlock sealants or welded sealing systems can be considered according to project design.
Vibratory hammers are widely used for sheet pile installation because they provide efficient driving in many sand, gravel and mixed-soil conditions.
Impact hammers can provide higher penetration energy for dense soils and difficult driving conditions.
Hydraulic press-in systems can be selected for urban projects where vibration and noise must be controlled.
Installation equipment should be selected according to pile section, length, soil conditions, nearby structures, noise limitations and project requirements.
Temporary sheet pile walls are commonly used for excavation support, temporary cofferdams and construction access. Piles may be extracted and reused after the work is completed.
Permanent walls remain as part of the completed structure and may be used for quay walls, flood defenses, riverbank reinforcement and permanent foundations.
Permanent applications require additional consideration of corrosion, coating, design life and long-term loading.
Standard hot rolled steel sheet piles can be supplied with a black mill surface for temporary or general structural applications.
Shot blasting and primer painting can prepare and protect the steel surface for transportation and subsequent coating.
Epoxy, heavy-duty protective paint and other anti-corrosion coating systems can be discussed for marine, tidal and permanently exposed environments.
The required corrosion-protection system should be selected according to water chemistry, soil conditions, immersion zone, splash zone, expected design life and project specification.
Marine sheet piling requires reliable structural capacity and careful consideration of corrosion exposure, tidal loading, wave action and vessel-related loads.
Z-type sheet piles are often selected for heavy quay-wall and port applications because their geometry can provide efficient wall section properties.
U-type sections can also be used for docks, cofferdams, seawalls and supporting structures depending on engineering requirements.
Cofferdams are temporary watertight or partially watertight enclosures used to create a workable construction area below or adjacent to the water level.
Steel sheet piles are driven around the proposed foundation area and connected through their interlocks. Internal bracing, walers or anchors may be installed to resist external soil and water pressure.
After construction is complete, temporary sheet piles can often be extracted for reuse.
Steel sheet piles can form cantilever, anchored or internally braced retaining walls depending on the excavation depth and soil conditions.
Cantilever walls rely mainly on pile embedment and section stiffness, while anchored walls transfer part of the load to tie rods, anchors or deadman systems.
Wall configuration should be determined through geotechnical and structural engineering calculations.
Henan GDD can arrange steel sheet piles in standard mill lengths or project-specific lengths according to excavation depth and design requirements.
Cutting, pile splicing, welding, lifting-hole fabrication, connector welding and project identification marking can be arranged according to drawings.
Special connectors can also be discussed for corners, junctions and complex retaining-wall layouts.
When project depth exceeds available transportation or production lengths, individual sheet piles can be welded together to create longer sections.
Splicing should follow an approved welding procedure and maintain the required alignment, strength and interlock functionality.
Weld inspection and dimensional checking can be arranged according to the project specification.
Buyers should first provide the required steel grade, section type, effective width, section height, pile length and quantity.
For engineering projects, section modulus, moment of inertia and pile weight should be checked against the retaining-wall design.
Soil conditions, groundwater level, excavation depth, driving equipment, corrosion environment and project design life should also be considered.
If the project already has structural drawings or a specified sheet pile model, customers can provide the drawings or section designation for direct quotation.
Before shipment, steel sheet piles can be inspected for steel grade, effective width, section height, thickness, length, straightness, interlock condition and surface quality.
Mechanical-property testing and chemical-composition verification can be performed according to the applicable material standard.
Interlock alignment should be checked because proper interlock geometry is important for site installation and wall continuity.
MTC, dimensional inspection records, product photographs, packing photographs and loading photographs can be provided according to order requirements.
Henan GDD can provide the technical, commercial and customs documents required for compliant international shipment according to the destination country and agreed contract terms.
Available documents can include the Mill Test Certificate, Certificate of Origin, export license where required, commercial invoice, packing list, bill of lading and customs declaration documents.
Product inspection records, processing photographs, packing photographs, loading photographs and third-party inspection reports can also be arranged according to project requirements.
Destination-specific certificates, chamber endorsement, legalization and special customs documentation should be confirmed before order placement.
Henan GDD supplies U and Z type steel sheet piles to construction companies, marine contractors, port developers, bridge contractors, foundation engineering companies and international steel distributors.
We support multiple steel grades, U and Z section profiles, customized pile lengths, cutting, welding, splicing, drilling and anti-corrosion coating services.
MTC, Certificate of Origin, export license where required and complete commercial and shipping documentation can be provided for compliant export.
From drawing review and section selection to production, inspection, fabrication, packing, documentation and shipment, our team provides one-stop export support for steel sheet pile projects.
Steel sheet piles are normally nested together in bundles to reduce shipping volume and improve loading efficiency.
Reinforced steel straps, timber supports and project identification marks can be applied according to pile length and transportation requirements.
Shorter and medium-length piles may be shipped by standard container where loading dimensions permit. Long piles and large-volume project orders may require flat-rack, open-top or break-bulk shipment.
Shipment can be arranged under EXW, FOB, CFR or CIF terms according to customer requirements and destination port conditions.
U-type sheet piles have a symmetrical U-shaped section, while Z-type sheet piles place the interlocks away from the neutral axis. Z sections can provide efficient section properties for high-load retaining-wall applications.
They are used for retaining walls, cofferdams, ports, quay walls, riverbank protection, flood control, bridge foundations, basement excavation and underground construction.
Common options include Q235B, Q355B, S355GP, S390GP and S430GP, together with other grades according to the applicable project standard.
Yes. Steel sheet piling can be supplied according to EN 10248 requirements subject to the selected section, grade and order specification.
Yes. Standard and project-specific lengths can be supplied according to excavation depth, transportation conditions and project requirements.
Yes. Welding and splicing can be arranged according to approved drawings and welding requirements.
Sheet piles used for temporary works can often be extracted and reused when their structural condition and interlocks remain suitable.
Yes. Shot blasting, primer painting, epoxy coating and other protective coating systems can be discussed according to the project environment.
Yes. MTC, Certificate of Origin, export license where required, commercial invoice, packing list, bill of lading and other agreed export documents can be provided.
Please provide the U or Z section type, model or dimensions, steel grade, pile length, quantity, surface treatment, destination port and required documentation.
Yes. Customers can provide retaining-wall drawings, section requirements or specified sheet pile models for technical review and quotation.
Yes. Third-party inspection can be arranged according to the inspection scope confirmed in the purchase contract.
Looking for U-type or Z-type hot rolled steel sheet piles for retaining walls, cofferdams, ports, foundations, riverbanks or marine construction?
Send Henan GDD your required section model, steel grade, effective width, section height, pile length, quantity, coating requirements, engineering drawings, destination port and required documentation. Our team will provide a professional quotation, packing plan and compliant export solution.
