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Heavy Duty Steel Pipes - ASTM Certified Manufacturer |
China
Supplier's customization ability
- Drawing-based customization
- Sample-based customization
- Full customization
Minimum order quantity: 1 ton
Shipping total: To be negotiated
- Lead time:
- confirmed with the quotation
- Packaging:
- standard export packing
- Samples:
- available on request
Product details
Technical Specifications of Heavy Duty Steel Pipes for Construction
| Property | Parameter | Description |
|---|---|---|
| Product Name | Heavy Duty Steel Pipes for Construction | Structural and load-bearing steel pipes designed for heavy construction applications |
| Material Grade | ASTM A53 Gr.B / A106 Gr.B / EN 10210 S355J2H / GB/T 8162 Q355B | High-strength carbon and low-alloy steel grades; international equivalents: S355 (EN), Q355 (GB) |
| Standard Compliance | ASTM A53 / ASTM A106 / EN 10210 / EN 10219 / JIS G3444 / GB/T 8162 | Compliant with major international structural and pressure pipe standards |
| Chemical Composition – C | ≤ 0.30% (max) | Carbon content controlled to ensure weldability and toughness |
| Chemical Composition – Mn | 0.29% – 1.06% | Manganese enhances tensile strength and hardenability |
| Chemical Composition – P / S | P ≤ 0.035% / S ≤ 0.035% | Low phosphorus and sulfur for improved ductility and impact resistance |
| Chemical Composition – Si | ≤ 0.35% | Silicon as deoxidizer; improves strength and corrosion resistance |
| Tensile Strength | 415 – 655 MPa (ASTM A53 Gr.B) | Minimum tensile strength per ASTM A53/A106; EN S355: ≥ 470 MPa |
| Yield Strength | ≥ 240 MPa (ASTM A53 Gr.B) / ≥ 355 MPa (S355J2H) | Minimum yield strength ensuring structural integrity under heavy loads |
| Elongation | ≥ 22% (longitudinal, per ASTM A53) | Adequate ductility for construction forming and welding operations |
| Outer Diameter (OD) | 21.3 mm – 914.4 mm (DN15 – DN900) | Wide OD range covering light structural to heavy-duty pile and column applications |
| Wall Thickness | 2.0 mm – 50.0 mm | Heavy wall options available for high-pressure and structural load requirements |
| Length | 6 m / 12 m (standard); custom lengths available | Random or fixed lengths per project specification; max 18 m for special orders |
| Surface Finish | Black varnished / Hot-dip galvanized / 3PE coated / Bare | Anti-corrosion coatings available; galvanized per ASTM A123 or EN ISO 1461 |
| Application | Structural columns, piling, scaffolding, bridge construction, underground conduits | Suitable for civil engineering, high-rise buildings, infrastructure, and industrial frameworks |
| Certification | ISO 9001:2015 / CE Marking / API 5L / Mill Test Certificate (EN 10204 3.1) | Full material traceability with third-party inspection available (SGS, BV, TÜV) |
| Packaging | Bundled in steel straps (1–3 MT per bundle); end caps fitted; waterproof wrapping optional | Export-standard packaging; wooden dunnage for container and bulk vessel loading |
| MOQ | 25 MT per size/grade | Mixed container orders accepted; spot stock available for standard sizes |
Heavy Duty Steel Pipes - ASTM Certified Manufacturer |
Heavy duty steel pipes for construction represent the structural backbone of modern infrastructure projects, delivering the load-bearing capacity and dimensional precision that demanding applications require. Engineered to meet ASTM A53, ASTM A106, and API 5L standards, these pipes serve critical roles in high-rise building frameworks, bridge supports, underground utility corridors, and industrial plant piping systems. With a minimum tensile strength of 415 MPa for Grade A and 485 MPa for Grade B classifications, our construction-grade steel pipes are manufactured under rigorous quality control protocols at every production stage. Whether your project demands seamless or welded configurations, standard schedules such as SCH 40 and SCH 80, or custom wall thicknesses up to 40 mm, our mill-direct supply chain ensures consistent material traceability, certified test reports, and on-time delivery to project sites worldwide. Contractors, structural engineers, and procurement managers trust our heavy duty steel pipes for their proven performance in both static and dynamic load environments.
What Are Heavy Duty Steel Pipes for Construction?
Heavy duty steel pipes for construction are thick-walled, high-strength tubular steel products specifically engineered to withstand substantial mechanical loads, pressure differentials, and environmental stresses encountered in civil and structural engineering applications. Manufactured from carbon steel or alloy steel with carbon content typically ranging from 0.06% to 0.35%, these pipes deliver the structural integrity required for load-bearing columns, piling foundations, scaffolding systems, and pressurized fluid conveyance in industrial facilities.
Heavy Duty Steel Pipes for Construction — Technical Specifications
Our heavy duty steel pipes for construction are produced in accordance with internationally recognized standards, offering a comprehensive range of sizes, grades, and end finishes to accommodate diverse project requirements. Key dimensional and mechanical parameters are detailed in the table below.
| Parameter | Specification |
|---|---|
| Applicable Standards | ASTM A53 / A106 / A500, API 5L, EN 10210, BS 1387 |
| Steel Grades | Grade A, Grade B, X42, X52, X60, S355J2H |
| Outer Diameter Range | 21.3 mm – 1,219 mm (¾" – 48") |
| Wall Thickness | 2.0 mm – 40 mm (SCH 20 to SCH XXS) |
| Tensile Strength (Grade B) | ≥ 485 MPa (per ASTM A53/A106) |
| Yield Strength (Grade B) | ≥ 240 MPa |
| Elongation | ≥ 22% (longitudinal test specimen) |
| Density | 7.85 g/cm³ at 20°C |
| Pipe Type | Seamless (SMLS) / ERW / LSAW / SSAW |
| Length | Standard 6 m / 12 m; custom lengths available |
| Surface Treatment | Black varnish, hot-dip galvanized, epoxy coating, bare |
| End Finish | Plain end (PE), beveled end (BE), threaded & coupled (T&C) |
| Hydrostatic Test Pressure | Up to 69 MPa (per ASTM A106 Grade C) |
| Operating Temperature Range | -29°C to +425°C |
| Mill Test Certificates | EN 10204 Type 3.1 / 3.2 available |
All heavy duty steel pipes for construction undergo mandatory non-destructive testing (NDT) procedures including ultrasonic testing (UT), magnetic particle inspection (MPI), and hydrostatic pressure verification prior to dispatch. Third-party inspection by SGS, BV, TÜV, or Lloyd's Register is accommodated upon request, ensuring full compliance with project specifications and international procurement standards.
Get a Competitive Quote for Heavy Duty Steel Pipes
Partner with an ASTM-certified manufacturer offering mill-direct rates, full material traceability, and rapid delivery scheduling. Submit your project specifications today and receive a detailed, itemized quotation within 24 hours — backed by our commitment to zero-compromise quality and responsive technical support.
- 24/7 customer support available
- Free samples for quality evaluation
- Competitive pricing for bulk orders
- Professional technical consultation
Contact us today to get your free quote within 24 hours!
