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Blundell Pipes and Tubes, based in Hamilton, New Zealand, is a trusted manufacturer and supplier of high-quality alloy steel piping solutions engineered for demanding industrial environments. Their Alloy Steel P12 Pipes are designed to withstand high temperatures and moderate-to-high pressures, offering long-term reliability and structural integrity. Manufactured using advanced techniques and rigorous quality control, P12 pipes meet international standards for mechanical strength, durability, and heat resistance. Blundell Pipes and Tubes ensures consistent, high-performance piping solutions suitable for critical applications in power plants, refineries, petrochemical industries, and other high-demand industrial sectors.
Alloy Steel P12 Pipes are produced from a chromium-molybdenum alloy containing approximately 1% chromium and 0.5–0.6% molybdenum, with controlled additions of nickel and vanadium to improve creep strength, thermal stability, and oxidation resistance. This composition allows the pipes to maintain structural integrity under continuous high-temperature operation while resisting fatigue, corrosion, and creep deformation. P12 pipes also provide excellent weldability, machinability, and fabrication flexibility, making them suitable for complex piping systems and industrial installations where precision and reliability are critical.
| Size Range | 1/8″ –42” |
| Schedules | 20, 30, 40, Standard (STD), Extra Heavy (XH), 80, 100, 120, 140, 160, XXH & heavier |
| Standard | ASTM A335, ASTM A213 |
| Grade |
ASTM A335 P1, P2, P5, P9, P11, P12, P22, P23, P91, P92, ASTM A213 T2, T5, T5b, T5c, T9, T11, T12, T22, T23, T91, T92 |
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.015 max | 0.30-0.61 | 0.025 max | 0.025 max | 0.50 max | 0.80-1.25 | 0.44-0.65 |
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 415 min | 205 min | 30 min |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Alloy Steel P12 pipes from Blundell Pipes and Tubes ensures superior quality and reliability for your industrial needs. As a leading manufacturer and supplier in Hamilton, New Zealand, Blundell offers pipes that meet stringent industry standards, ensuring optimal performance and longevity. Our Alloy Steel P12 pipes are crafted from high-grade materials, providing excellent resistance to oxidation and creep at high temperatures. With a commitment to customer satisfaction, we offer tailored solutions, timely delivery, and competitive pricing, making Blundell your trusted partner for high-quality alloy steel piping solutions.
Blundell Pipes and Tubes, one of the largest suppliers of Alloy Steel P12 Pipes in Hamilton, New Zealand, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Alloy Steel P12 Pipes to meet your specific requirements. Our team at Blundell Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@blundellpipes.co.nz.
Alloy Steel P12 Pipes are commonly used in steam lines, superheaters, reheaters, boilers, pressure vessels, and high-temperature piping systems in power plants, petrochemical facilities, and industrial plants. Their superior creep strength, heat resistance, and durability make them ideal for long-term service in harsh operating conditions. The pipes’ combination of mechanical strength, thermal stability, and ease of fabrication ensures reliable performance, cost-effectiveness, and extended operational life, making Alloy Steel P12 Pipes a dependable choice for critical high-temperature industrial applications.







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