ASTM A335 P1 Alloy Seamless Pipes Manufacturer & Stockist
ASC LLP is a trusted ASTM A335 / ASTM A450 / ASTM A530 Grade P1 Alloy Steel Seamless Pipes Manufacturer and ASME SA335 Alloy Steel P1 Pipe Suppliers in India. Our premium quality ASTM A335 P1 Alloy Seamless Pipes are known for their strength, high-temperature resistance, and long-lasting performance in various industrial applications.
Whether you’re in the power generation, petrochemical, oil & gas, or refinery industry, our P1 Alloy Steel Seamless Pipes deliver consistent results under high-pressure and high-temperature conditions.
What Are ASTM A335 P1 Alloy Seamless Pipes?
ASTM A335 P1 Alloy Seamless Pipes are ferritic alloy steel pipes designed for high-temperature services. They are made under strict standards set by the ASTM A335 specification and follow dimensional and testing requirements from ASTM A450 and ASTM A530.
These pipes are seamless, meaning they have no welded joints, which provides better strength, uniformity, and corrosion resistance.
Standards Covered:
- ASTM A335 / ASME SA335 – Standard specification for seamless ferritic alloy steel pipe for high-temperature service
- ASTM A450 – General requirements for carbon and alloy steel tubes
- ASTM A530 – General requirements for specialized carbon and alloy steel pipes
Key Features of ASTM A335 P1 Pipes:
- Excellent strength and durability
- Withstands high-pressure and high-temperature environments
- Corrosion and oxidation resistance
- Smooth surface finish
- Available in a wide range of sizes and thicknesses
- Cost-effective for long-term use
ASC LLP – Trusted ASME SA335 Alloy Steel P1 Pipe Suppliers
We supply P1 Alloy Steel Seamless Pipes across major industries with proper documentation, including:
- Mill Test Certificates (EN 10204 3.1 / 3.2)
- Third-party inspection reports
- NACE compliance certification
- Radiography and ultrasonic test reports
As experienced ASTM A335 P1 Alloy Seamless Pipes suppliers, we ensure all pipes meet customer-specific standards.
Schedule and Size Chart – ASTM A335 P1 Pipes
| NPS (inches) | Outside Diameter (OD) | Sch 40 (mm) | Sch 80 (mm) | Sch 160 (mm) | Sch XXS (mm) |
| 1/2″ | 21.3 mm | 2.77 mm | 3.73 mm | 4.78 mm | 7.47 mm |
| 3/4″ | 26.7 mm | 2.87 mm | 3.91 mm | 5.56 mm | 7.82 mm |
| 1″ | 33.4 mm | 3.38 mm | 4.55 mm | 6.35 mm | 9.09 mm |
| 1 1/2″ | 48.3 mm | 3.68 mm | 5.08 mm | 7.14 mm | 10.15 mm |
| 2″ | 60.3 mm | 3.91 mm | 5.54 mm | 8.71 mm | 11.07 mm |
| 3″ | 88.9 mm | 5.49 mm | 7.62 mm | 11.13 mm | 15.24 mm |
| 4″ | 114.3 mm | 6.02 mm | 8.56 mm | 13.49 mm | 17.12 mm |
| 6″ | 168.3 mm | 7.11 mm | 10.97 mm | 17.48 mm | 21.95 mm |
| 8″ | 219.1 mm | 8.18 mm | 12.7 mm | 23.01 mm | 28.58 mm |
| 10″ | 273.0 mm | 9.27 mm | 15.09 mm | 28.58 mm | 31.75 mm |
| 12″ | 323.9 mm | 9.53 mm | 17.48 mm | 33.32 mm | 36.58 mm |
Specifications of ASTM A335 / ASTM A450 / ASTM A530 Grade P1 Alloy Steel Seamless Pipes
| Specification | Details |
| Grade | ASTM A335 P1 / ASME SA335 P1 |
| Size Range | 1/2” NB to 36” NB |
| Wall Thickness | Sch 20 to Sch XXS |
| Length | Single Random, Double Random, Cut Length |
| Pipe Type | Seamless |
| End Finish | Plain End, Bevelled End, Threaded |
| Surface Finish | Black Painted, PE Coated, Galvanized |
| Form | Round, Square, Rectangular |
Mechanical Properties of A335 Gr P1 Alloy Steel Pipes
| Property | Value |
| Tensile Strength | ≥ 380 MPa |
| Yield Strength | ≥ 205 MPa |
| Elongation (%) | ≥ 30% |
| Hardness | ≤ 163 HB |
ASTM A335 P1 Chemical Composition
| Element | Composition (%) |
| Carbon (C) | 0.10 – 0.20 |
| Manganese (Mn) | 0.30 – 0.80 |
| Phosphorus (P) | ≤ 0.025 |
| Sulfur (S) | ≤ 0.025 |
| Molybdenum (Mo) | — |
| Chromium (Cr) | — |
Physical Properties Chart – ASTM A335 P1 Pipes
| Property | Value |
| Density | 7.85 g/cm³ |
| Melting Point | ~1425 – 1510 °C |
| Thermal Conductivity | 26.0 W/m·K (at 100 °C) |
| Specific Heat | 460 J/kg·K |
| Electrical Resistivity | 0.25 μΩ·m |
| Modulus of Elasticity | 200 GPa (approx.) |
| Coefficient of Expansion | 11.7 x 10⁻⁶ /°C |
| Magnetic Properties | Magnetic (ferritic alloy steel) |
Applications of P1 Alloy Steel Seamless Pipes
Our A335 Gr P1 Alloy Steel Pipes are widely used in:
- Power plants – For boiler tubes and superheater tubes
- Petrochemical industries – For handling high-temperature gases and chemicals
- Oil and gas sector – For heat exchangers and processing plants
- Refineries – In high-pressure steam piping systems
- Shipbuilding and Marine industries
- Chemical plants – In corrosion-prone environments
Why Choose ASC LLP as Your ASME SA335 P1 Pipe Manufacturer in India?
ASC LLP is a leading ASME SA335 P1 Pipe Manufacturer in India, offering reliable solutions to clients worldwide. Here’s why industries choose us:
- Quality Assurance: Our A335 P1 Alloy Seamless Pipes undergo strict quality checks and inspections to ensure compliance with international standards.
- Wide Product Range: We offer various sizes, thicknesses, and custom lengths to suit different industrial needs.
- Competitive Pricing: Our pricing strategy is designed to offer the best quality at reasonable rates, especially for bulk orders.
- Global Export Capability: We are not just ASME SA335 Alloy Steel P1 Pipe Suppliers in India but also export to more than 80 countries, including the UK, UAE, USA, Saudi Arabia, and Germany.
- Timely Delivery: With ready stock and advanced logistics, we ensure timely delivery across the globe.
Global Reach
Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM A335 P1 Alloy Seamless Pipes. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.
Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.
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