Product Overview
Jiangsu Cunrui Metal Products Co., Ltd. is a leading manufacturer and global exporter specializing in industrial-grade seamless steel products, with years of experience serving clients across oil & gas, power generation, and petrochemical industries. Our flagship product, the ASTM A106B pipe, is engineered to meet the rigorous demands of high-temperature, high-pressure industrial piping systems, delivering consistent performance and long-term reliability for critical projects worldwide.
Crafted with high-purity carbon steel and advanced seamless forming technology, this tubing eliminates the risks of weld seam leakage, ensuring stable operation even in harsh working environments. It combines excellent machinability and weldability, making on-site installation and modification straightforward, while its robust structure guarantees resistance to abrasion and thermal fatigue.
Benefits & Advantages
Exceptional thermal stability
maintaining structural integrity at temperatures up to 480°C, ideal for steam lines and boiler systems.
Precision-manufactured dimensions
ensuring perfect compatibility with standard pipe fittings and reducing installation errors.
Superior pressure-bearing capacity
designed to withstand high-pressure fluid transport without deformation or failure.
High performance
Chemical Composition (ASTM A106B)
| Element |
Specification (Weight %) |
| Carbon (C) |
≤ 0.30 |
| Manganese (Mn) | 0.29 – 1.06 |
| Phosphorus (P) |
≤ 0.035 |
| Sulfur (S) |
≤ 0.035 |
| Silicon (Si) |
≥ 0.10 |
Mechanical Properties (ASTM A106B)
| Property |
Standard Requirement |
| Tensile Strength |
≥ 415 MPa (≥ 60,000 psi) |
| Yield Strength |
≥ 240 MPa (≥ 35,000 psi) |
| Elongation in 4D (50 mm Gauge) |
≥ 16% (Wall Thickness < 8mm); ≥ 30% (Wall Thickness ≥ 8mm) |
| Hardness |
≤ 187 HB / ≤ 90 HRB |
Company & Factory Strength
Jiangsu Cunrui Metal Products Co., Ltd. boasts a large-scale production base covering over 15,000 square meters, equipped with advanced seamless pipe production lines, precision testing equipment, and a professional R&D team. Our factory operates in strict accordance with international standards, ensuring stable daily output to meet large-volume order demands.
We offer factory-direct pricing, eliminating middlemen to provide clients with competitive and reasonable quotes. Quality is our top priority – every batch of ASTM A106B pipe undergoes strict inspection, including hydrostatic testing, ultrasonic flaw detection, and mechanical performance analysis. We also support third-party testing to ensure product compliance. Additionally, we provide professional third-party transshipment services to help clients avoid unnecessary tariffs, simplifying the import process and reducing costs.
Certifications & Customer Trust
Our company and products have obtained a full range of international certifications, including ISO 9001, API 5L, and CE. We can provide clients with complete certification documents, including material test reports, origin certificates, and inspection reports, ensuring transparency and compliance. Our consistent product quality and professional service have earned the trust of clients worldwide, making us a reliable partner for industrial piping solutions.
Packaging, Logistics & Transportation
We understand the importance of safe and timely delivery, so we provide professional packaging and flexible logistics services to meet your needs:
Packaging
Standard export packaging includes wooden bundles, steel frames, or plastic film wrapping, with anti-rust oil coating to prevent corrosion during transportation. Custom packaging (such as labeled bundles, waterproof packaging) is available upon request.
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Logistics Options
We cooperate with well-known international logistics companies (such as Maersk, MSC, COSCO) to provide sea, air, and land transportation services. For urgent orders, we can arrange express delivery to ensure timely arrival.
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Customized Logistics Solutions
According to your location, order quantity, and delivery time requirements, we design the most cost-effective logistics plan, track the shipment in real time, and provide you with the tracking number so you can monitor the delivery status at any time.
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Export Services
We handle all export procedures, including customs declaration, documentation, and inspection, ensuring smooth customs clearance in your country. Our experienced export team provides one-stop service to save your time and energy.
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FAQ
Q: What payment terms do you accept?
A: We accept flexible payment terms, including T/T (Telegraphic Transfer), L/C (Letter of Credit), and Western Union. For long-term cooperative clients, we can negotiate more favorable payment terms.
Q: What is the lead time for ASTM A106B pipe orders?
A: For in-stock standard specifications, we can deliver within 3-5 working days. For customized or large-volume orders, the lead time is 7-15 working days, depending on the order quantity and customization requirements.
Q: Can you customize the size of ASTM A106B pipe according to our requirements?
A: Yes, we support customization of outer diameter, wall thickness, and length. We can produce according to your engineering drawings or specific technical parameters to perfectly match your project needs.
Q: Do you provide third-party testing services?
A: Yes, we can arrange third-party testing by authoritative institutions (such as SGS, BV) according to your requirements. We will provide the full test report to ensure the product meets your standards.
