Wholesale EN10219 S275J0H Steel Pipe Piles Manufacturer in China | Structural Foundation Steel Tubes Manufacturer and Supplier

EN10219 S275J0H Steel Pipe Piles Manufacturer in China | Structural Foundation Steel Tubes

Short Description:

EN10219 S275J0H Steel Pipe Piles for foundation, bridge, marine, port and infrastructure projects. Available in various diameters and lengths with customized coating solutions. Factory direct supply from Royal Steel Group.

Standard: EN10219

Grade: S275J0H

Type: SSAW / LSAW (EFW)

Outer Diameter: 273mm – 3200mm

Wall Thickness: 6mm – 40mm

Length: 6m–18m, Custom Length

Application: Deep foundation, bridge piling, port & marine construction, offshore wind

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Product Detail

Product Tags

Product Introduction

Item	Specification Details
Execution Standard	EN 10219
Steel Grade	S275J0H, Material No. 1.0149
Grade Definition	S: Structural steel
	275: Min yield strength ≥275MPa (wall thickness ≤16mm)
	J0: 0°C Charpy impact test
	H: Hollow Section (HSS / pipe)
Production Process	ERW high-frequency welding & LSAW submerged arc welded cold-formed steel tubes. Round CHS commonly used for pipe piles.
Available Size Range	OD: 21.3–1220mm
	WT: 2.5–22mm
	Stock lengths: 6m/9m/12m; custom lengths 3~18m available
Surface Finish	Bare black pipe, anti-rust paint, hot-dip galvanized, coal tar epoxy coating (ideal for piling projects)
Delivery Condition	Cold forming with post-weld finishing, weld bead trimmed, tubes calibrated to circular shape

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Technical Data

EN10219 S275J0H Steel Pipe Piles Chemical Composition

Element	C	Mn	P	S	Si	N
Max Content	≤0.20	≤1.50	≤0.035	≤0.035	No limitation	≤0.009
Remark	Low carbon grade with excellent weldability; Carbon Equivalent CE ≤0.40% (t ≤40mm)

EN10219 S275J0H Steel Pipe Piles Mechanical Property

Wall Thickness Range	Yield Strength Re (MPa)	Tensile Strength Rm (MPa)	Elongation A₅	Charpy V-notch Impact
t≤16mm	≥275	430~580	≥22%	0℃, Impact energy ≥27J
16＜t≤40mm	≥265	430~580	≥21%	0℃, Impact energy ≥27J
40＜t≤63mm	≥255	410~560	≥20%	0℃, Impact energy ≥27J

EN10219 S275J0H Steel Pipe Piles Sizes

Item	Details
Outer Diameter(OD)	21.3mm～1220mm
Wall Thickness(WT)	2.5mm～22mm
Standard Length	6m / 9m / 12m
Custom Length	3m～18m as per client’s requirement

Size Category	Outer Diameter (OD mm)	Matching Wall Thickness (WT mm)	Main Application
Small Size	60.3, 76.1, 88.9, 114.3, 139.7, 168.3, 219.1	3.0, 4.0, 5.0, 6.0	Municipal works, light foundation reinforcement, building underpinning and small landscape piling projects
Medium Size (Mainstream Stock)	273.0, 323.9, 355.6, 406.4, 457.0, 508.0	5.0, 6.3, 8.0, 10.0	Building foundation piles, excavation support, foundations for medium & small bridges, roadbed stabilization
Large Size	610.0, 711.0, 813.0, 914.0, 1016.0, 1220.0	8.0, 10.0, 12.5, 14.2, 16.0, 20.0	Port and wharf piling, wind turbine foundation bases, large bridge construction, auxiliary piles for offshore platforms and heavy civil engineering projects

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Advantage

Product Advantages	Piling Application Fields
1. Moderate strength paired with balanced plasticity and toughness. It delivers reliable 0°C low-temperature impact performance, making it well-suited for piling works in temperate climate regions.	Building foundation piles, port & wharf pipe piles, bridge substructures, foundation pit retaining piles, wind turbine foundation piles, municipal roadbed stabilization, auxiliary piles for offshore platforms
2. Capable of all-position welding, ideal for pile splicing and flange joint connections.
3. Lower self-weight enables easier driving into strata. It offers superior bending and compressive performance versus solid steel profiles.
4. Outer diameter and wall thickness maintain tight dimensional tolerances, fully meeting European specifications for pile construction.

Surface Finish

Surface Type	Technical Description	Features & Application
Black Bare Finish (Original Mill Surface)	Uncoated raw black steel; weld seam removed, consistent round geometry. Anti-rust oil optional.	Cost-efficient, widely used for general piling. Suitable for interior foundations, temporary supports and short-term projects. Easy for field welding and further coating.
Anti-Rust Paint Coating	Single / double coat industrial anti-rust paint applied on cleaned pipe surface; uniform coverage, strong adhesion.	Basic corrosion protection. Ideal for municipal, building and dry-land foundation piles. Prevents rust during transit and construction.
Hot-Dip Galvanized (HDG)	Full-surface hot-dip galvanization; metallurgically bonded zinc coating with controlled thickness.	Superior corrosion and weather resistance. Fit for outdoor sites, mildly corrosive coastal zones and permanent structural piles.
Coal Tar Epoxy Coating	Heavy-duty anti-corrosion lining for piles; thick seamless film resisting water, soil and chemical erosion.	First choice for piling works. Great for port & wharf piles, river-crossing foundations, wet soil and marine auxiliary piles; long lifespan in harsh underground/marine conditions.
Customized Coating	Custom colour, multi-layer composite coating, zinc-rich primer and other tailored surface treatments.	Complies with special anti-corrosion standards and visual requirements. Customisable per client drawings & specifications.

Main Application

Basement & Building Foundations
Underground foundation works for high-rises, factories, warehouses and mixed-use buildings. Suitable for all types of building pile foundations.

Bridge Pile Foundations
Load-bearing piles for highway, railway and urban viaducts, as well as river, lake and sea-crossing bridges.

Port Construction
Bearing foundations for terminals, shipyards and docks, supporting heavy machinery and cargo handling operations.

Offshore Wind & Marine Engineering
Foundations for offshore wind turbines. Supporting structures for offshore platforms, subsea pipelines and seawalls; delivers reliable resistance against tides, waves and marine corrosion.

Large-Scale Civil Engineering
Large-diameter heavy-load piles for dams, metro stations, tunnels and other mega projects. Supports industrial equipment and heavy structural loads。

Royal Steel Group Advantage（Why Royal Group Stands Out for Americas Clients?）

1) Branch Office - Spanish-speaking support, customs clearance assistance, etc.

2) Over 5,000 tons of stock in stock, with a wide variety of sizes

3) Inspected by authoritative organizations such as CCIC, SGS, BV, and TUV, with standard seaworthy packaging

Packing And Delivery

Packaging
Secured with steel straps. Wooden dunnage is placed between layers to avoid shifting during transit.
Optional surface protection: black paint, anti-rust oil and plastic wrapping. Hot-dip galvanized piles can be wrapped with temporary plastic film to stop surface scratches. Custom packaging solutions are available.

Delivery Information
Stock standard lengths: 6m, 12m. Custom lengths are acceptable.
Suitable for sea, rail and road transportation.
Lead time: 15–30 days upon payment, subject to order quantity and specifications.
We support global exports and provide complete documentation, including Test Certificates, Packing List and Bill of Lading.

Handling Precautions
Avoid direct contact between unprotected slings/hooks and pipes to prevent surface damage and deformation.
Store pipes in cool, dry, ventilated areas to prevent pre-installation rust.
Oversized and overweight shipments must comply with local transport regulations.

FAQ

1. Why choose S275J0H instead of standard S275JR for piling?

Prevent brittle fracture. S275J0 achieves minimum 27J Charpy V-notch impact energy at 0°C. When subjected to heavy dynamic driving loads in hard soil or cold regions, it avoids pipe cracking. S275JR only guarantees room-temperature impact performance and carries risks of serious structural failure under such conditions.

2. How to guarantee reliable welds under high-impact piling?

Full NDT inspection. All structural welds receive 100% ultrasonic testing (UT), with additional radiographic testing (RT) on pipe ends. Welding procedures comply with EN ISO 15614-1 to eliminate internal defects and ensure weld strength matches the base material.

3. How to avoid HDG coating peeling during transport?

Silicon control + Sa 2.5 surface blasting. Steel silicon content controlled below 0.03% or within 0.14%–0.25% to prevent Sandelin effect and brittle zinc layers. Surface preparation to ISO 8501-1 Sa 2.5 creates firm, flexible galvanized coating resistant to abrasion and delamination.

4. Best coating solution for C5-M harsh marine environment?

Glass-flake epoxy coating with complete holiday testing. 400–500 μm dry film glass-flake epoxy applied on a 50–80 μm blasted profile. Each pipe undergoes 100% high-voltage spark holiday detection to eliminate pinholes and block chloride penetration.

5. How to protect coatings from scratches in transit?

Non-metal isolation. Rubber or plastic spacers separate stacked pipes; heavy-duty end caps prevent end impact. Only fabric or nylon slings are adopted for loading to avoid metal-to-metal contact.