Alloy Steel Pipe & Tube Supplier
Talk To Us – We’re Here To Help
Alloy Steel Pipe Manufacturer in India, ASTM A335 Alloy Steel Tube, Alloy Steel Boiler Tube, Alloy Steel High Pressure Pipe Exporter, ASTM A691 Alloy Steel Seamless Pipe Supplier in India.
Solitaire Steel is a leading manufacturer, supplier, stockist, exporter, and importer of ASTM 335 alloy steel pipes and tubes. Known for their superior quality and unmatched durability, these products are available in various sizes, grades, specifications, and shapes. We manufacture both seamless and welded alloy steel pipes in accordance with ASME B16.11 and other international standards. These alloy steel seamless tubes are widely used in industries such as oil refineries, chemical plants, fertilizer plants, petrochemical plants, and sugar mills. Our alloy steel pipes and tubes can be customized to meet specific client requirements and are offered at affordable prices.
Ferritic alloy steel pipes are known for their high chromium content and low carbon percentage. These magnetic alloy steel boiler tubes possess key qualities such as high ductility, corrosion resistance, and resistance to stress-related corrosion cracking. Consequently, IBR-certified alloy steel pipes are often used in automotive, kitchenware, and industrial equipment applications.
Alloy steels are categorized into two types – high alloy steels & low alloy steels. Low alloy steel pipes have an alloying content of less than 5%, whereas high alloy steels contain between 5% and approximately 50% alloying elements. Alloy steel seamless pipes can handle about 20% higher working pressure compared to welded pipes, making them suitable for high-pressure applications despite their higher cost.
Alloy steel seamless pipes and tubes are ideal for applications that require moderate corrosion resistance, good durability, and cost efficiency. High-temperature alloy steel boiler pipes are typically used in environments where the temperature can reach up to 500°C. For instance, alloy steel drill pipes, which are hollow and thin-walled, must withstand significant pressure differentials during drilling operations.
Products made from alloy steel generally perform better than those made from carbon steel. While alloy steel pipes are less expensive than stainless steel grades, they offer better corrosion resistance than carbon steel pipes, though not as much as stainless steel. Ferritic alloy steel pipes, with their high chromium and low carbon content, provide excellent ductility and corrosion resistance. Seamless alloy steel pipes are ideal for high-pressure applications, and high-temperature alloy steel pipes can withstand extreme temperatures up to 500°C. Alloy steel pipes offer a balance between performance and cost, making them suitable for a wide range of industrial applications.
Solitaire Steel ensures that our alloy steel pipes and tubes meet the highest standards and cater to the diverse needs of various industries.
Specification of Alloy Steel Tube & Pipe
| Specifications | ASTM A 335 ASME SA 335 |
| Dimensions | ASTM, ASME and API |
| Size | 1/8″NB TO 30″NB IN |
| Tubing Size | 1 / 2” OD up to 5” OD, customs diameters also available |
| Outer Diameter | 6-2500mm; WT:1-200mm |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Grade | ASTM A335 Gr. P5, P9, P11, P12, P21, P22 & P91, ASTM A213 – T5, T9, T11, T12, T22, T91, ASTM A691 |
| Length | Within 13500mm |
| Type | Seamless / Fabricated |
| Form | Round, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Treaded |
Alloy Steel Pipes & Tube Chemical Properties
| Grade | C | Cr | Mn | Mo | P | S | Si |
| Alloy Steel | 0.05 – 0.15 | 1.00 – 1.50 | 0.30 – 0.60 | 0.44 – 0.65 | 0.025 max | 0.025 max | 0.50 – 1.00 |
Mechanical Properties Alloy Steel Tube & Pipe
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 415 min | 205 min | 30 min |
Outside Diameter & Tolerance of ASME SA335 Alloy Pipe and Tube
| ASTM A450 | Hot rolled | Outside Diameter, mm | Tolerance, mm |
| OD≤101.6 | +0.4/-0.8 | ||
| 101.6＜OD≤190.5 | +0.4/-1.2 | ||
| 190.5＜OD≤228.6 | +0.4/-1.6 | ||
| Cold Drawn | Outside Diameter, mm | Tolerance, mm | |
| OD＜25.4 | ±0.10 | ||
| 25.4≤OD≤38.1 | ±0.15 | ||
| 38.1＜OD＜50.8 | ±0.20 | ||
| 50.8≤OD＜63.5 | ±0.25 | ||
| 63.5≤OD＜76.2 | ±0.30 | ||
| 76.2≤OD≤101.6 | ±0.38 | ||
| 101.6＜OD≤190.5 | +0.38/-0.64 | ||
| 190.5＜OD≤228.6 | +0.38/-1.14 | ||
| ASTM A530 & ASTM A335 | NPS | Outside Diameter, inch | Tolerance, mm |
| 1/8≤OD≤1-1/2 | ±0.40 | ||
| 1-1/2＜OD≤4 | ±0.79 | ||
| 4＜OD≤8 | +1.59/-0.79 | ||
| 8＜OD≤12 | +2.38/-0.79 | ||
| OD>12 | ±1% |
Alloy Steel Grade Pipes Heat Treatment
| P5, P9, P11, and P22 | |||
| Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
| P5 (b,c) | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| Subcritical Anneal (P5c only) | ***** | 1325 – 1375 [715 – 745] | |
| P9 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| P11 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1200 [650] | |
| P22 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| P91 | Normalize and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
| Quench and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
Alloy Steel Tubes Application Industries
1.Offshore Oil Drilling Companies
2.Power Generation
3.Petrochemicals
4.Gas Processing
5.Specialty Chemicals
6.Pharmaceuticals
7.Pharmaceutical Equipment
8.Chemical Equipment
9.Sea Water Equipment
10.Heat Exchangers
11.Condensers
12.Pulp and Paper Industry
Supply and Exporter
FAQs
Our Products
