High Nickel Alloy Pipe Fittings
The applications of High Nickel Alloy Pipe Fittings span across chemical processing plants, desalination facilities, oil & gas refineries, marine piping systems, and power generation units. With their combination of corrosion resistance, high temperature capability, and mechanical integrity, these fittings are a trusted solution for both domestic and international projects. Rose Metal Industries, as a manufacturer, stockist, and exporter, ensures timely delivery, quality assurance, and technical support for all high nickel alloy fittings..
Rose Metal Industries supplies a comprehensive range of pipe fittings, including elbows, tees, reducers, caps, and flanges, in standard and customized dimensions. They provide fittings in hot-rolled, bright, and polished finishes, with precise tolerances and cut-to-length specifications. This flexibility allows clients in Tamilnadu, Karnataka, Andhra Pradesh, Telangana, Puducherry, and the Andaman and Nicobar Islands to integrate these fittings seamlessly into their pipelines and process systems..
Mechanically, these fittings offer high tensile and yield strength, combined with excellent elongation and hardness properties. These attributes make them suitable for high-pressure pipelines, offshore platforms, and critical chemical processes where mechanical reliability is essential. The fittings can withstand extreme pressures, thermal cycling, and aggressive corrosive media, making them ideal for demanding environments..
The chemical composition of High Nickel Alloy Pipe Fittings typically includes high levels of nickel and chromium, with molybdenum, cobalt, iron, and copper added for enhanced performance. This composition provides excellent resistance to pitting, stress corrosion cracking, and oxidation. The company performs thorough PMI (Positive Material Identification) and chemical testing to verify the composition of each batch, ensuring consistent quality for industrial use.
Specifications & Standards
| Property | Typical / Standard |
|---|---|
| Grades | Inconel 625, Inconel 600, Monel 400, Hastelloy C-22, Hastelloy C-276 |
| Standards | ASTM B564, ASTM B366, ASME SB564, ASME SB366, UNS, EN standards |
| Forms | Elbows, tees, reducers, caps, flanges |
| Surface Finish | Hot-rolled, bright, polished |
| Testing | Dimensional, tensile, hardness, PMI, MTC |
Chemical Composition (typical ranges)
| Element | Inconel 625 (wt %) | Monel 400 (wt %) | Hastelloy C-276 (wt %) |
|---|---|---|---|
| Nickel (Ni) | 58 min | 63 min | 57 min |
| Chromium (Cr) | 20–23 | ≤1 | 15–17 |
| Molybdenum (Mo) | 8–10 | – | 15–17 |
| Cobalt (Co) | ≤1 | – | ≤2 |
| Iron (Fe) | 5 max | 28–34 | ≤5 |
| Copper (Cu) | – | 28–34 | ≤2 |
| Carbon (C) | ≤0.10 | 0.3 max | 0.01–0.04 |
Mechanical Properties (typical)
| Property | Inconel 625 | Monel 400 | Hastelloy C-276 |
|---|---|---|---|
| Tensile Strength (UTS) | 827 MPa min | 550 MPa min | 586 MPa min |
| Yield Strength | 414 MPa min | 240 MPa min | 275 MPa min |
| Elongation | 30% min | 35% min | 35% min |
| Hardness | ≤ 95 HRB | ≤ 80 HRB | ≤ 95 HRB |
Equivalent Grades & Designations
| Common Name | ASTM / AISI | EN | UNS |
|---|---|---|---|
| Inconel 625 | ASTM B564 / B366 | 2.4856 | UNS N06625 |
| Monel 400 | ASTM B127 / B164 | 2.4360 | UNS N04400 |
| Hastelloy C-276 | ASTM B574 / B575 | 2.4819 | UNS N10276 |
Dimension Chart — Pipe Fittings (Common sizes)
Standard sizes supplied in mm & inch. Custom sizes available.
| Nominal Pipe Size (NPS) | Diameter (mm) | Wall Thickness (mm) | Pressure Rating |
|---|---|---|---|
| 1/2" – 2" | 15 – 60 | 2 – 5 | Class 150 – 600 |
| 2 1/2" – 6" | 65 – 150 | 3 – 8 | Class 150 – 600 |
| 8" – 12" | 200 – 300 | 6 – 12 | Class 150 – 600 |
Typical Applications
- Chemical processing plants
- Oil & gas pipelines and refineries
- Marine and offshore piping systems
- Desalination plants
- Power generation plants
- High-temperature process piping
These pipe fittings are available in various grades including Inconel 625, Inconel 600, Monel 400, Hastelloy C-22, and Hastelloy C-276, which deliver superior mechanical performance and long-term durability. Each grade is selected for its unique chemical composition to withstand corrosive environments, oxidizing agents, and high-temperature applications. Rose Metal Industries ensures that all products meet ASTM, ASME, UNS, and EN standards, providing confidence in global compliance and reliability..
High Nickel Alloy Pipe Fittings are precision-engineered components widely used in industries requiring exceptional corrosion resistance, high strength, and temperature stability. Manufactured by Rose Metal Industries, these fittings are stocked and exported globally, serving sectors such as chemical processing, petrochemical, oil & gas, and marine engineering. The company ensures top-quality production following international standards, making them a preferred choice for industrial and infrastructural applications in Tamilnadu, Andhra Pradesh, Karnataka, Telangana, Puducherry, and the Andaman and Nicobar Islands..
Frequently Asked Questions (FAQ)
Q1: What types of High Nickel Alloy Pipe Fittings do you supply?
A: We supply elbows, tees, reducers, caps, flanges, and custom-designed fittings in Inconel, Monel, and Hastelloy alloys.
Q2: Do you provide mill test certificates (MTC) for pipe fittings?
A: Yes, all High Nickel Alloy Pipe Fittings come with MTC, and third-party inspection and PMI/chemical analysis can be arranged on request.
Q3: Which standards do your pipe fittings comply with?
A: Our fittings comply with ASTM B564, ASTM B366, ASME SB564, UNS, and customer-specified international standards.
Q4: Can you supply custom dimensions and pressure ratings?
A: Yes, we provide cut-to-length, seamless and welded fittings with custom outer diameter, wall thickness, pressure rating, and tolerance based on project requirements.
Q5: Where can these High Nickel Alloy Pipe Fittings be used?
A: These fittings are ideal for chemical, petrochemical, oil & gas, marine, desalination, and high-temperature industrial piping applications.