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Home > Alloy Steel> ASTM A335 Gr P91 Seamless Pipe
Nestled in the heart of Naypyidaw, Tun Pipes stands as a dedicated manufacturer and supplier, proudly producing the distinguished ASTM A335 P91 Seamless Pipe. We specialize in crafting this superior-grade steel pipe, designed specifically to excel in demanding high-temperature and high-pressure environments. For industrial clients who require unwavering reliability and performance in their systems, our P91 pipe is engineered to be a foundational component you can depend on, backed by our expertise and commitment to quality in Myanmar’s industrial sector.
The composition of A335 P91 is a careful balance, primarily chromium and molybdenum, with the strategic addition of vanadium and niobium. This special alloy grants the pipe its signature strength, resisting the intense stresses of high heat far better than standard carbon steels. Its mechanical properties are equally impressive, offering exceptional tensile strength and impressive toughness. This allows the pipe to maintain its integrity and resist deformation under extreme pressure, making it remarkably durable. You can count on its reliable performance in challenging conditions.
| ASTM A335 Alloy Steel P91 Pipe Size | : | 1/8NB TO 24NB IN |
| Alloy Steel ASTM A335 P91 Standards | : | ASTM A 335, ASME SA 335, UNS K11522 |
| ASTM A335 P91 Alloy Steel Pipe Type | : | Seamless |
| ASTM A335 Alloy Steel P91 Specialized in | : | Large Diameter Size |
| ASTM A335 Alloy Steel P91 Pipe Outer Dimensions | : | 19.05 – 114.3mm |
| Alloy Steel ASTM A335 P91 Pipe Wall Thickness | : | 2.0 – 14 mm |
| Alloy Steel ASTM A335 P91 Pipe Suppliers Length | : | max 16000mm |
| ASME SA335 P91 Alloy Steel Pipe Schedule | : | Schedule 20 – Schedule XXS (heavier on request) up to 250 thk. |
| ASTM A335 Alloy Steel Pipe Form | : | Round, Square, Rectangular, Hydraulic Etc. |
| Alloy Steel ASTM A335 P91 Pipe Length | : | Single Random, Double Random & Cut Length. |
| ASTM A335 P91 Pipe End | : | Plain End, Beveled End, Treaded |
| Grade | C % | Mn % | P % | S % | Si % | Cr % | Mo % |
|---|---|---|---|---|---|---|---|
| P91 | 0.08-0.12 | 0.30-0.60 | 0.020 max | 0.010 max | 0.20 -0.50 | 8.00 – 9.50 | 0.85 – 1.05 |
| Grade | Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
|---|---|---|---|
| P91 | 585 min | 415 min | 20 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 ASTM A335 Gr P91 Seamless Pipe from Tun Pipes and Tubes ensures superior corrosion resistance, excellent thermal conductivity, high strength, and long-lasting performance. Our commitment to quality and precision makes our pipes and tubing ideal for demanding industrial applications.
Tun Pipes and Tubes is the largest supplier of ASTM A335 Gr P91 Seamless Pipe in Naypyidaw, Myanmar. We offer premium-quality, corrosion-resistant pipes and tubing ideal for marine, chemical, and industrial applications, with our reliable delivery and customized solutions to meet diverse client needs.
Yes, custom sizes are available for ASTM A335 Gr P91 Seamless Pipe to meet specific requirements. These pipes can be tailored for various industrial applications. For more details, contact us at sales@tunpipes.com.
These ASTM A335 Gr P91 Seamless Pipes are extensively used in industries that require robust, heat-resistant, and durable piping solutions. In the power generation sector, they are utilized for boilers, superheaters, reheaters, and heat exchangers that operate under extreme temperatures and pressures. The petrochemical and chemical industries rely on them for process piping, reactors, and high-temperature transport lines. Meanwhile, the oil and gas industry depends on these pipes for refining, high-pressure pipelines, and the transportation of critical fluids.
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