GB Q235B Q355B SSAW / LSAW / Seamless / ERW Steel Pipe Tubular Pile

Short Description:

GB steel pipe piles are high-strength structural steel products widely used in deep foundation, marine engineering, bridge construction, and heavy-load infrastructure projects.

Brand Name: CHINA ROYAL STEEL

Steel Grade: Q235B Q355B

Production standard: GB

Certificates: ISO9001, BV, CE

Payment Term: 30%TT+70%

MOQ: 10 TON

Delivery Time: 7-15 Days

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Product Detail

Product Tags

Product Detail

Steel Grade	Q235B / Q345B / Q390 / Q420	Wall Thickness	6–25 mm
Standard	GB	Length	6–24 m (custom available)
Type	Steel Pipe Pile (Spiral / Longitudinal / Seamless / ERW)	Delivery Time	10–25 Days
Outer Diameter	219–2500 mm	Certificates	ISO9001 / CE / SGS

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GB Steel Pipe Pile Chemical Composition

Steel Grade	C (%)	Si (%)	Mn (%)	P (%)	S (%)
Q235B	≤0.22	≤0.35	≤1.40	≤0.045	≤0.045
Q345B	≤0.20	≤0.55	≤1.60	≤0.035	≤0.035
Q390	≤0.20	≤0.60	≤1.70	≤0.030	≤0.030
Q420	≤0.20	≤0.60	≤1.80	≤0.030	≤0.030

GB Steel Pipe Pile Mechanical Properties

Steel Grade	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)
Q235B	≥235	370–500	≥26
Q345B	≥345	470–630	≥21
Q390	≥390	490–650	≥20
Q420	≥420	520–680	≥19

GB Steel Sheet Pile Size

Manufacturing Process vs. Size Capabilities
Process	Max OD (mm)	Max WT (mm)	Length Range (m)	Cost Efficiency	Best For
SSAW (Spiral)	3200	30	6-18	Highest	Large diameter, medium wall thickness (16"-48")
LSAW (JCOE)	1422	50	6-18	High	Ultra-thick wall (≥1.0"), high strength requirements
ERW	660	25	6-18	Medium	Small to medium diameter, standard wall thickness
Seamless	1016	100	6-18	Lowest	Critical applications, corrosive environments

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GB Steel Sheet Pile Surface

Black Oil Surface

FPE Surface

3PE Surface

APPLICATION

1.Bridge Foundations：Used as deep foundation piles to support bridge piers and transfer heavy loads to stable soil layers.

2. Marine & Port Structures：Applied in wharfs, docks, and offshore platforms for structural support in water environments.

3. Building Deep Foundations：Used for high-rise buildings and underground structures such as basements and subway stations.

4. River & Flood Control Projects：Used for riverbank protection, flood walls, and water diversion structures.

Steel Pipe Piles Advantage

1.Our steel pipe pile factory is strategically located near the port, possessing a strong production capacity for steel pipe piles. We can produce tubular piles of various sizes, which is particularly important for deep foundations, wharf walls, cofferdams, and trestle bridge construction. Our maximum tubular pile length is 100 meters, and the diameter is up to 21 meters.

2.With over 15 years of experience in the steel pipe pile industry and maintaining excellent relationships with numerous sheet pile contractors, we understand your needs and can perfectly meet them.

3.Our steel pipe pile factory can produce sheet piles and angle profiles of all sizes required. Therefore, we will ship all tubular piles; you only need to install them on the construction site.

4.Other processing, such as pile shoes, lifting slings, welds, chamfering, corner pieces, painting, etc., can all be completed in our workshop. SGS or BV inspection reports are usually provided.

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PACKAGING AND SHIPPING

The steel pipe pile is tightly bunched by high strength steel strap, and the protective measures are taken to assured the safety during the long distance transportation. End caps or wrapping sleeves for extra protection are available on request, recommended for ocean shipping and harsh handling.

We offer working with flexible options for shipping including stuffing into containers as well as bulk vessel shipping. The lead time is usually 7-15 days for stock goods, 20-35 days for customized goods. We are experienced in exporting which can guarantee smooth shipment to worldwide and full documents in your hand.