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Help CenterSeamless Carbon Steel Pipes EN 10216-2 P235GH for Pressure Vessels 2-12m Length
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Seamless Carbon Steel Pipes EN 10216-2 P235GH for Pressure Vessels – manufactured by Hemaokang Steel (Shandong) Co., Ltd., a reliable supplier based in Liaocheng, Shandong, China. Since our establishment in 2025, we have rapidly grown into a trusted exporter with an annual export value of US$50 Million – US$100 Million. Our 51–100 experienced employees are dedicated to delivering high-quality seamless pipes that meet the demanding requirements of pressure vessel applications. Backed by ISO9001:2015 certification, our products are rigorously tested to ensure consistent performance and safety.
Our EN 10216-2 P235GH pipes are specifically designed for pressure equipment operating at elevated temperatures. The material offers excellent weldability, good toughness, and reliable strength under high-pressure conditions. With lengths ranging from 2 to 12 meters and customizable dimensions, these pipes serve industries such as petrochemical, power generation, boiler manufacturing, and chemical processing.
Key Features & Technical Specifications
- Material Grade: P235GH – carbon steel with controlled chemical composition for pressure purposes.
- Manufacturing Process: Hot rolled or cold drawn seamless process, ensuring uniform wall thickness and superior mechanical properties.
- Dimensional Range: Outer diameter from 21.3 mm to 610 mm; wall thickness from 2 mm to 40 mm; lengths from 2 to 12 meters (other lengths available upon request).
- Testing & Inspection: 100% hydrostatic test, eddy current test, and tensile/flattening tests per EN 10216-2 standards.
- Surface Options: Black painted, varnished, galvanized (optional), or as per customer requirements.
- End Preparation: Plain end, beveled end (for welding), or threaded ends with coupling.
Mechanical Properties (Typical)
| Property | Value | Standard |
| Tensile Strength (MPa) | 360–480 | EN 10216-2 |
| Yield Strength (MPa, min) | 235 | EN 10216-2 |
| Elongation (%, min) | 25 | EN 10216-2 |
| Impact Energy (KV, J, min at 0°C) | 27 | EN 10216-2 |
Chemical Composition (Typical, %)
| Element | Max % |
| Carbon (C) | 0.16 |
| Silicon (Si) | 0.35 |
| Manganese (Mn) | 0.70–1.20 |
| Phosphorus (P) | 0.025 |
| Sulfur (S) | 0.020 |
Advantages for Your Application
- Pressure Vessel Compliance: Fully meets EN 10216-2 requirements, ensuring safe operation under high pressure and temperature.
- Excellent Weldability: Low carbon equivalent allows for easy welding without preheating in most cases, reducing fabrication costs.
- Cost-Effective Length Options: Standard 2–12m lengths minimize scrap; custom lengths available to match your exact needs.
- Reliable Supply Chain: As a direct manufacturer with strong export capability, we offer consistent quality, competitive pricing, and on-time delivery.
- Global Reach: Our products are exported to North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe, Central America, Northern Europe, Southern Europe, South Asia, and domestic markets.
Trust & Credentials
Hemaokang Steel (Shandong) Co., Ltd. is an ISO9001:2015 certified manufacturer, ensuring that every pipe undergoes strict quality control from raw material to final inspection. Our annual export value of US$50–100 million reflects the trust placed by customers worldwide. With a professional team of 51–100 skilled employees and a strategic location in Liaocheng, Shandong (China’s steel pipe hub), we provide efficient logistics and flexible production.
We are ready to support your pressure vessel projects with customized solutions, third-party inspection (e.g., SGS, BV) upon request, and responsive after-sales service. Contact us today for a quotation or technical consultation. Let our seamless carbon steel pipes be the foundation of your reliable equipment.
Frequently Asked Questions
Q1: Can the pipes be supplied with NACE certification?
A: Our standard production follows EN 10216-2. If NACE MR0175 or other specific requirements are needed, please inform us, and we can evaluate and adjust the process accordingly.
Q2: What is the minimum order quantity (MOQ)?
A: The MOQ depends on the size and specification. Typically, we accept orders from 5 tons for standard sizes. For small quantities, please contact our sales team.
Q3: Do you provide third-party inspection?
A: Yes, we welcome inspection by third-party agencies such as SGS, BV, or Lloyds. This can be arranged at an additional cost.
Q4: What is the typical lead time?
A: For standard sizes and lengths (2–12m), lead time is around 15–25 days after order confirmation. Custom sizes may take 25–40 days.
Q5: Are the pipes suitable for high-temperature service?
A: Yes, P235GH is designed for elevated temperature applications. Its strength and oxidation resistance are suitable for temperatures up to about 400°C (752°F) under pressure vessel conditions.
Q6: Can you provide pipes with a length longer than 12 meters?
A: We can customize lengths up to 18 meters depending on transportation feasibility. Please confirm with our team for specific requirements.
Q7: How are the pipes packed for export?
A: Pipes are packed in bundles with steel straps, wrapped in waterproof material, or in seaworthy wooden crates for container shipment. End caps are provided to protect threads (if applicable).
Q8: What payment terms do you accept?
A: We accept T/T (30% deposit, 70% before shipment), L/C at sight, or other terms negotiable for long-term partnerships.
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