Carbon Steel ASTM Pipe Fittings Manufacturer, Supplier & Exporter in India – Mcneil Instruments
Mcneil Instruments is a leading manufacturer, supplier, and exporter of Carbon Steel ASTM Pipe Fittings in India, delivering precision-engineered fittings known for their strength, durability, and high-temperature resistance.
Our Carbon Steel Fittings are designed to perform reliably under extreme pressure and temperature, making them ideal for oil & gas, power generation, petrochemical, and industrial applications.
We offer a complete range of fittings in multiple ASTM grades — A105, A234 WPB, WP11, WP22, and WP91, each developed to meet international standards for safety, performance, and quality.
Carbon Steel ASTM A105 Pipe Fittings
As a leading Carbon Steel ASTM A105 Pipe Fittings manufacturer, supplier, and exporter in India, Mcneil Instruments provides fittings designed for high-pressure and high-temperature applications. These forged carbon steel fittings ensure strength, toughness, and seamless performance in critical environments.
Technical Specification
| Parameter | Specification |
| Composition | Carbon Steel with C ≤ 0.35%, Mn ≤ 1.05%, Si ≤ 0.35% |
| Temperature Range | Up to 500 °C |
| Tensile Strength | ≥ 485 MPa |
| Yield Strength | ≥ 250 MPa |
| Hardness | 143–187 HB |
| Standards | ASTM A105, ASME SA105 |
Key Highlights:
Excellent strength, pressure resistance, and machinability — ideal for oil & gas, power plants, and industrial piping systems.
Carbon Steel ASTM A234 WPB Pipe Fittings
Mcneil Instruments offers Carbon Steel ASTM A234 WPB Pipe Fittings known for exceptional weldability and pressure handling capacity. Designed for moderate to high-temperature service, these fittings ensure safe and efficient fluid flow in demanding industries.
Technical Specification
| Parameter | Specification |
| Composition | Carbon Steel with C ≤ 0.30%, Mn ≤ 1.06%, Si ≤ 0.40% |
| Temperature Range | Up to 600 °C |
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 240 MPa |
| Hardness | 130–180 HB |
| Standards | ASTM A234 WPB, ASME SA234 |
Key Highlights:
Superior mechanical strength, weldability, and corrosion resistance, suitable for power plants, refineries, and process piping.
Carbon Steel ASTM A234 WP11 Pipe Fittings
As a reputed Carbon Steel ASTM A234 WP11 Pipe Fittings manufacturer, Mcneil Instruments delivers fittings designed for elevated temperature and pressure conditions. The chromium-molybdenum composition enhances oxidation and creep resistance.
Technical Specification
| Parameter | Specification |
| Composition | Cr 1.25%, Mo 0.5%, C ≤ 0.15% |
| Temperature Range | –29 °C to +590 °C |
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 205 MPa |
| Hardness | 140–190 HB |
| Standards | ASTM A234 WP11, ASME SA234 |
Key Highlights:
High-temperature stability, excellent corrosion protection, and long service life — ideal for steam lines, heat exchangers, and refineries.
Carbon Steel ASTM A234 WP22 Pipe Fittings
Mcneil Instruments manufactures Carbon Steel ASTM A234 WP22 Pipe Fittings offering superior tensile strength, oxidation resistance, and mechanical stability. These fittings are widely used in boilers, pressure vessels, and power generation units.
Technical Specification
| Parameter | Specification |
| Composition | Cr 2.25%, Mo 1%, C ≤ 0.15% |
| Temperature Range | –29 °C to +620 °C |
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 205 MPa |
| Hardness | 150–200 HB |
| Standards | ASTM A234 WP22, ASME SA234 |
Key Highlights:
Outstanding heat resistance and structural integrity under high pressure, ensuring safe and efficient flow operations.
Carbon Steel ASTM A234 WP91 Pipe Fittings
Mcneil Instruments supplies Carbon Steel ASTM A234 WP91 Pipe Fittings, known for maximum strength, creep resistance, and corrosion protection under extreme conditions. These fittings are built for high-pressure, high-temperature industrial use.
Technical Specification
| Parameter | Specification |
| Composition | Cr 9%, Mo 1%, C ≤ 0.15% |
| Temperature Range | Up to +675 °C |
| Tensile Strength | ≥ 585 MPa |
| Yield Strength | ≥ 415 MPa |
| Hardness | 190–240 HB |
| Standards | ASTM A234 WP91, ASME SA234 |
Key Highlights:
Exceptional mechanical strength, heat stability, and oxidation resistance, perfect for superheaters, power plants, and industrial pipelines.
Why Choose Mcneil Instruments for Carbon Steel Pipe Fittings
- ISO/CE-certified manufacturing with 100% quality inspection
- Precision machining and forging for dimensional accuracy
- Fast global delivery and export-standard packaging
- Custom sizes, wall thicknesses, and pressure ratings available
- Complete test certificates and traceability for every fitting
Applications Across Industries
- Oil & Gas: Piping systems, process lines, and refinery plants
- Power Generation: Boilers, turbines, and high-pressure piping
- Chemical & Petrochemical: Corrosion-resistant pipelines and reactors
- Industrial Construction: Heavy-duty process systems and fittings
- Marine & Offshore: Steam condensers, exhaust systems, and machinery lines
Looking for high-quality Carbon Steel ASTM Pipe Fittings in India?
Contact Mcneil Instruments today for expert guidance, competitive pricing, and global supply of premium-grade ASTM A105, A234 WPB, WP11, WP22, and WP91 Carbon Steel Fittings designed for strength, safety, and performance