ASTM A335 seamless pipe is one of our most popular products.
ASTM A335 Seamless Steel Pipe Specifications
Federal Steel is one of the largest stocking distributors for chrome-moly pipe, utilities worldwide have come to rely on us to meet their needs for fast and on-time delivery.
SA/A335 Seamless Ferritic Alloy-Steel Pipe for High Temperature Service in Grades P5, P9, P11, P22 and P91 are stocked in sizes 1/2" to 48", wall thicknesses up to 4".
Due to the custom nature of many chrome moly projects we have developed expertise in providing special order minimum walls and ID controlled pipe to fulfill the most demanding customer applications.
Special min walls per request.
Specifications
Size Range
½” nominal - 48” OD
Wall Thickness
up to 4"
and Thicker Upon Request.
Grades
P5, P9, P11, P22 P91
ASTM A335 (Chrome-Moly) Mechanical Properties
| Properties | Grade(s) P11, P22, P5, P9 | Grade P91 | |
|---|---|---|---|
| Tensile Strength, min., psi, (MPa) | 60,000 (415) | 85,000 (585) | |
| Yield Strength, min., psi, (MPa) | 30.000 (205) | 60,000 (415) | |
ASTM A335 (Chrome-Moly) Chemical Properties
| Grade | C, max. | Mn, max. | P, max. | S, max. | Si, max. | Cr, max. | Mo, max. |
|---|---|---|---|---|---|---|---|
| P5 | 0.15 | 0.30 - 0.60 | 0.025 | 0.025 | 0.50 max | 4.00 - 6.00 | 0.45 - 0.65 |
| P9 | 0.15 | 0.30 - 0.60 | 0.025 | 0.025 | 0.25 - 1.00 | 8.00 - 10.00 | 0.90 - 1.10 |
| P11 | 0.05 - 0.15 | 0.30 - 0.60 | 0.025 | 0.025 | 0.50 - 1.00 | 1.00 - 1.50 | 0.44 - 0.65 |
| P22 | 0.05 - 0.15 | 0.30 - 0.60 | 0.025 | 0.025 | 0.50 max | 1.90 - 2.60 | 0.87 - 1.13 |
| P91 | 0.08 - 0.12 | 0.30 - 0.60 | 0.020 | 0.010 | 0.20 - 0.50 | 8.00 - 9.50 | 0.85 - 1.05 |
| V 0.18 - 0.25 | N 0.03 - 0.07 | Ni 0.40 max | AI 0.02 max | Cb 0.06 - 0.10 | Ti 0.01 max | Zr 0.01 max |
Note: Note: This is summarized information from ASME Specification A335. Please refer to the specific Standard or Specification or contact us for more details.
For Information on Fittings & Flanges to match your pipe, please click here.
SA 213, A519/4130, 4140, Rolled & Welded A-691
In addition to A335 Federal Steel also provides boiler tube, mechanical tubing and rolled and welded to complete your project needs.
Discover the strength and reliability of SA 213 alloy steel tubes at Federal Steel Supply.
Engineered for high-temperature service, these seamless ferritic and austenitic alloy steel tubes offer exceptional corrosion and oxidation resistance, making them ideal for use in boilers, superheaters, and heat exchangers.
With a focus on durability and performance, SA 213 tubes ensure long-lasting efficiency in demanding environments.
Trust Federal Steel Supply to deliver high-quality SA 213 tubes tailored to meet your specific industrial needs.
Federal Steel Supply proudly offers A519/4130/4140 alloy steel pipes, renowned for their superior strength, toughness, and fatigue resistance.
Perfect for applications in the oil and gas, automotive, and aerospace industries, these pipes are designed to withstand extreme conditions and dynamic stresses.
Whether you need seamless or welded options, our A519/4130/4140 pipes provide the durability and reliability required for high-performance projects.
Choose Federal Steel Supply for top-tier alloy steel solutions that meet your exact specifications.
