Operating from the heart of Addis Ababa, Desta Steel is a trusted name built on reliability and quality. We specialize in supplying robust Alloy Steel P1 Pipes, meticulously sourced to meet the demanding needs of various industries. Our commitment goes beyond mere supply; we aim to be your dependable partner, ensuring that your projects benefit from materials that offer superior performance and longevity, supported by our deep understanding of the local market and its unique requirements.
The strength of Alloy Steel P1 lies in its thoughtful composition, primarily a carbon-molybdenum blend. This specific recipe gives the pipes excellent tensile strength and impressive resistance to wear and tear, even under stressful conditions. They handle high-pressure environments with remarkable stability, maintaining their integrity where other materials might fail. This combination of toughness and reliability makes them a fundamentally sound choice for critical applications.
| Alloy Steel P1 pipe Size | 1/2” NB to 36” NB |
| P1 Grade Steel Pipe Standard | ASTM A335 P1, SA335 P1 (with IBR Test Certificate) |
| ASTM A335 P1 Alloy Steel Pipe Schedules | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules |
| SA335 P1 Pipe Thickness | 3-12mm |
| ASTM A335 P1 Pipes Tolerance | Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm |
| ASTM A335 GR P1 Pipes Type | Seamless / ERW / Welded / Fabricated |
| Craft | Cold rolled and Cold drawn |
| UNS K11522 Pipes Length | Standard Double & In Cut length also. |
| ASTM A335 P1 Pipes available in Form of | Round, Square, Rectangular, Hydraulic Etc. |
| Specialized in | Large Diameter ASTM A335 P1 Pipe |
| Sa335 Grade P1 Pipe End | Plain End, Beveled End, Treaded |
| Application | Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service |
| Additional Testing | NACE MR 0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc. |
| Alloy Steel P1 | C | Cr | S | Si | Mn | Mo | P |
| 0.05 – 0.15 | 1.00 – 1.50 | 0.025 max | 0.50 – 1.00 | 0.30 – 0.60 | 0.44 – 0.65 | 0.025 max |
| 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.
Desta Steel is a major manufacturer and a supplier of premium Alloy Steel P1 pipe in Addis Ababa, the Ethiopia. With specialization in steel solutions, we offer a variety of products including carbon steel, alloy steel, light steel and galvanized steel. Our wide bearing has pipes, pipes, flanges, pipe fittings, forged fittings, sheets and plates. We are famous for our reliable distribution and extraordinary customer service, and are committed to offering high quality steel materials that ensure durability and better performance in different industrial applications. We are committed to skill, and we are your reliable partners for all steel requirements.
| ASTM | ASME | JIS G 3458 | UNS | BS | DIN | ISO | ABS | NK |
| A335 P1 | SA335 P1 | STPA 12 | K11597 | – | 17175 15Mo3 | 2604 II TS26 | ABS 6 | KSTPA 12 |
| 17177 15Mo3 | 2604 III TW26 |
| O.D.(mm) x Thickness(mm) | O.D(mm) x Thickness(mm) | O.D(mm) x Thickness(mm) |
|---|---|---|
| 38.1 x 3.2 | 57.0 x 4.9 | 76.2 x 4.0 |
| 38.1 x 4.0 | 57.0 x 6.3 | 76.2 x 5.0 |
| 38.1 x 6.3 | 57.0 x 7.9 | 76.2 x 6.3 |
| 42.4 x 3.2 | 60.3 x 3.2 | 82.5 x 4.5 |
| 42.4 x 4.0 | 60.3 x 3.6 | 88.9 x 3.2 |
| 44.5 x 3.2 | 60.3 x 5.0 | 88.9 x 3.6 |
| 44.5 x 6.3 | 63.5 x 3.2 | 88.9 x 4.0 |
| 48.3 x 3.2 | 63.5 x 3.6 | 101.6 x 3.6 |
| 48.3 x 3.6 | 63.5 x 4.0 | 101.6 x 4.5 |
| 50.8 x 4.5 | 63.5 x 6.3 | 101.6 x 6.3 |
| 51.0 x 3.2 | 63.5 x 7.9 | 114.3 x 3.6 |
| 51.0 x 3.6 | 70.0 x 3.2 | 114.3 x 5.0 |
| 51.0 x 6.3 | 70.0 x 3.6 | 139.7 x 4.0 |
| 57.0 x 3.2 | 70.0 x 6.3 | 139.7 x 5.0 |
| 57.0 x 3.6 | 76.2 x 3.6 | 139.7 x 6.3 |
| ASTM A335 P1 Pipe Size NPS | Pipe O.D. | Wall Thickness | Pipe I.D. | Weight per Foot |
| 1/2 | 0.84 | 0.109 | 0.622 | 0.85 |
| 0.147 | 0.546 | 1.09 | ||
| 0.188 | 0.464 | 1.31 | ||
| 0.294 | 0.252 | 1.72 | ||
| 3/4 | 1.05 | 0.113 | 0.824 | 1.13 |
| 0.154 | 0.742 | 1.48 | ||
| 0.219 | 0.612 | 1.95 | ||
| 0.308 | 0.434 | 2.44 | ||
| 1 | 1.315 | 0.133 | 1.049 | 1.68 |
| 0.179 | 0.957 | 2.17 | ||
| 0.250 | 0.815 | 2.85 | ||
| 0.358 | 0.599 | 3.66 | ||
| 1 1/4 | 1.66 | 0.140 | 1.380 | 2.27 |
| 0.191 | 1.278 | 3.00 | ||
| 0.250 | 1.160 | 3.77 | ||
| 0.382 | 0.896 | 5.22 | ||
| 1 1/2 | 1.90 | 0.145 | 1.610 | 2.72 |
| 0.200 | 1.500 | 3.63 | ||
| 0.281 | 1.338 | 4.86 | ||
| 0.400 | 1.100 | 6.41 | ||
| 2 | 2.375 | 0.109 | 2.157 | 2.64 |
| 0.154 | 2.067 | 3.66 | ||
| 0.218 | 1.939 | 5.03 | ||
| 0.250 | 1.875 | 5.68 | ||
| 0.281 | 1.813 | 6.29 | ||
| 0.344 | 1.687 | 7.47 | ||
| 0.436 | 1.503 | 9.04 | ||
| 2 1/2 | 2.875 | 0.120 | 2.635 | 3.53 |
| 0.203 | 2.469 | 5.80 | ||
| 0.216 | 2.443 | 6.14 | ||
| 0.250 | 2.375 | 7.02 | ||
| 0.276 | 2.323 | 7.67 | ||
| 0.375 | 2.125 | 10.02 | ||
| 0.552 | 1.771 | 13.71 |
These pipes are truly the workhorses of heavy industry, commonly forming the vital arteries in power generation plants and chemical processing facilities where high temperatures and pressures are the norm. You’ll also find them essential in oil and gas refineries and the construction of large-scale boilers. Their ability to perform consistently under such demanding conditions makes them indispensable for projects where safety, durability, and unwavering performance are non-negotiable priorities.
Desta Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Addis Ababa, Ethiopia.
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