Emirerri Steel Manufacturer Pvt Ltd

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ASTM A860 WPHY 46 Pipe Fittings

ASTM A860 WPHY 46 pipe fittings are widely used in high-pressure pipeline systems where strength, durability, and reliability are critical. These fittings are manufactured from high-yield carbon steel and are specifically designed for demanding applications in industries such as oil & gas, petrochemical, and power generation. Known for their excellent mechanical properties and weldability, ASTM A860 WPHY 46 fittings play a vital role in ensuring safe and efficient fluid transportation.

What is ASTM A860 WPHY 46?

ASTM A860 is a specification that covers wrought high-strength ferritic steel butt-welding pipe fittings. The term “WPHY” stands for “Wrought Pipe High Yield,” and the number “46” indicates a minimum yield strength of 46,000 psi (317 MPa).

These fittings are primarily used in high-pressure gas and oil transmission systems, including pipelines, compressor stations, and distribution networks. Their ability to withstand extreme pressure and temperature conditions makes them a preferred choice for critical industrial operations.

Key Features of ASTM A860 WPHY 46 Pipe Fittings

ASTM A860 WPHY 46 fittings offer several advantages that make them suitable for heavy-duty applications:

High Yield Strength: With a minimum yield strength of 46,000 psi, these fittings provide excellent resistance to deformation under pressure.

Excellent Weldability: The material allows easy welding, ensuring strong and leak-proof joints in pipelines.

Impact Toughness: These fittings maintain toughness even at low temperatures, making them suitable for harsh environments.

Corrosion Resistance: Moderate resistance to corrosion makes them suitable for offshore and marine applications.

High Temperature Performance: They can withstand elevated temperatures, ideal for steam and heat transfer systems.

Cost-Effective: Compared to alloy steels, they provide a good balance between performance and cost.

Types of ASTM A860 WPHY 46 Pipe Fittings

ASTM A860 WPHY 46 fittings are available in a wide variety of types to meet different pipeline requirements:

Elbows (45°, 90°, 180°): Used to change the direction of flow

Tees (Equal & Reducing): Used for branching pipelines

Reducers (Concentric & Eccentric): Used to change pipe diameter

Caps: Used to close the end of pipelines

Crosses & Stub Ends: Used for complex piping connections

These fittings are typically manufactured in both seamless and welded forms, depending on the size and application requirements.

Chemical Composition

The chemical composition of ASTM A860 WPHY 46 ensures strength and durability. It typically includes:

Carbon: up to 0.26%

Manganese: 1.35–1.65%

Phosphorus: max 0.025%

Sulfur: max 0.025%

Silicon: 0.15–0.40%

Alloying elements like chromium, nickel, molybdenum, and copper in controlled amounts

This balanced composition enhances mechanical strength, weldability, and resistance to environmental conditions.

Mechanical Properties

ASTM A860 WPHY 46 pipe fittings exhibit strong mechanical performance:

Yield Strength: Minimum 46,000 psi (317 MPa)

Tensile Strength: 70,000–90,000 psi (483–620 MPa)

Elongation: Minimum 20%

Impact Toughness: Suitable for low-temperature applications

These properties ensure that the fittings can withstand heavy loads and pressure fluctuations without failure.

Manufacturing Process

The production of ASTM A860 WPHY 46 fittings involves several processes to achieve the desired strength and durability:

Hot forming or cold forming of steel

Heat treatment such as quenching and tempering

Machining and finishing

Inspection and testing including radiography and dimensional checks

Proper heat treatment is essential to achieve high yield strength and toughness in the final product.

Applications of ASTM A860 WPHY 46 Pipe Fittings

Due to their superior properties, ASTM A860 WPHY 46 fittings are used in various industries:

Oil & Gas Industry: Pipelines for crude oil and natural gas transportation

Petrochemical Industry: Processing plants and refineries

Power Plants: High-pressure steam pipelines

Offshore & Marine: Subsea pipelines exposed to harsh conditions

Water Treatment Plants: Durable piping systems

Infrastructure Projects: Large-scale pipeline installations

Their ability to perform under extreme conditions makes them essential for critical operations.

Standards and Specifications

ASTM A860 WPHY 46 pipe fittings are manufactured according to various international standards, including:

ASTM A860 / ASME SA860

ASME B16.9

MSS SP-75

EN and DIN standards

These standards ensure consistency in quality, dimensions, and performance.

Why Choose ASTM A860 WPHY 46 Pipe Fittings?

ASTM A860 WPHY 46 fittings are a reliable choice for industries that require high-strength piping components. Their combination of strength, toughness, and weldability ensures long service life and reduced maintenance costs. Additionally, their compatibility with high-pressure systems makes them indispensable in modern industrial applications.

At Emirerri Steel, ASTM A860 WPHY 46 pipe fittings are supplied with strict quality control, ensuring compliance with international standards and customer requirements.

Conclusion

ASTM A860 WPHY 46 pipe fittings are an excellent solution for high-pressure and high-temperature pipeline systems. With superior mechanical properties, excellent weldability, and wide application across industries, these fittings provide durability and efficiency in critical operations. Whether used in oil & gas pipelines or power generation systems, ASTM A860 WPHY 46 fittings ensure safe and reliable performance.

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ASTM A860 WPHY 46 pipe fittings are high-strength carbon steel butt weld fittings specifically designed for high-pressure and high-strength pipeline systems. These fittings are manufactured in accordance with ASTM A860 specifications and are widely used in demanding industries such as oil and gas, petrochemical, and power generation. Known for their excellent mechanical properties, WPHY 46 fittings offer superior toughness, durability, and resistance to stress, making them suitable for critical applications.

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ASTM A333 / SA333 Gr 6 Low Temperature Carbon Steel Pipe - Emirerri

Emirerri Steel offers ASTM A333 / SA333 Gr 6 seamless & welded low-temperature carbon steel pipes for LNG, cryogenic, oil & gas, and industr

ASTM A333 / ASME SA333 Grade 6 is a low‑temperature carbon steel pipe manufactured for reliable performance in cryogenic and cold environments. Designed to maintain high impact toughness and strength down to –45 °C, these pipes are available in both seamless and welded constructions with a range of sizes, schedules, and end finishes.

Produced in strict accordance with ASTM A333/ASME SA333 standards, Grade 6 pipes offer excellent toughness, good weldability, and machinability, making them suitable for critical applications such as LNG pipelines, oil & gas transmission lines, power generation, cryogenic systems, and petrochemical plants.

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High-quality ASTM A403 WP316L stainless steel pipe fittings for corrosion resistance and durability. Available in various sizes and standards.

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ASTM A519 1025 Seamless Mechanical Tubing | UNS G10250 - Emirerri

ASTM A519 Grade 1025 Mechanical Tubing (UNS G10250) – Seamless carbon steel tubes with excellent machinability, strength & dimensional accur

ASTM A519 1025 is a medium-carbon steel seamless mechanical tubing widely used in automotive, engineering, and industrial applications. This grade offers an excellent balance of strength, machinability, and formability, making it ideal for precision components and heavy-duty mechanical use.

Compared to lower carbon grades, ASTM A519 1025 provides higher hardness and improved wear resistance, while still maintaining good weldability and ease of fabrication.

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416 Stainless Steel Round Bar | UNS S41600 Supplier - Emirerri

416 Stainless Steel Round Bar (UNS S41600) offers excellent machinability, good strength & moderate corrosion resistance. Get a Quote Today

416 Stainless Steel Round Bar is a free-machining martensitic stainless steel specifically designed for high-speed machining applications. With added sulfur content, this grade offers excellent machinability and improved surface finish, making it ideal for precision engineering components.

It is widely used in industries where productivity, dimensional accuracy, and moderate corrosion resistance are required.

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ASTM A335 P9 Alloy Steel Pipe offers excellent heat resistance and strength for high-temperature applications. Available at Emirerri Steel.

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ASTM A105 Round Bar | UNS K03504 - Emirerri

ASTM A105 Round Bar offers high strength and toughness for high-pressure and high-temperature oil, gas, and industrial applications. Call To

The A105 Round Bar from Emirerri is a forged carbon steel bar designed for high‑temperature and high‑pressure service. It offers strong mechanical properties, good toughness, and ease of machining, making it suitable for critical components used in oil & gas, petrochemical, power generation, and refinery applications.

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ASTM A105 Elbow 45, 90, 180 Degree ½" to 48" NPS

ASTM A105 Elbow 45°, 90°, 180° forged steel fittings in sizes ½" to 48". Ideal for high-pressure piping systems with superior strength and d

ASTM A105 Elbow is a forged carbon steel pipe fitting used to change the direction of fluid flow in high-pressure piping systems. Manufactured as per ASTM A105 and ASME B16.9 / B16.11 standards, these elbows provide excellent strength, durability, and leak-proof performance in demanding industrial environments.

These elbows are available in 45°, 90°, and 180° configurations, allowing smooth directional changes while maintaining system efficiency. They are produced in both long radius (LR) and short radius (SR) types to suit different piping layouts and space requirements.

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AISI 4320 Round Bar | UNS G43200 Ni-Cr-Mo Alloy Steel - Emirerri

Get high-quality AISI 4320 Round Bar from Emirerri Steel. Our UNS G43200 alloy offers superior case-hardening and high core toughness. Get a

applications that require a combination of high surface hardness and strong core toughness. This grade (UNS G43200) is widely used in critical engineering sectors due to its excellent fatigue strength, impact resistance, and deep hardenability.

Manufactured according to standards such as ASTM A29 and ASTM A322, AISI 4320 round bars are available in hot rolled, forged, and heat-treated conditions including annealed, normalized, and carburized states. These bars are designed to perform reliably under high stress and cyclic loading conditions, making them ideal for heavy-duty mechanical applications.

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ASTM A694 F52 Carbon Steel Flange - Emirerri

ASTM A694 F52 Carbon Steel Flanges are available in sizes ½ –48 pressure classes 150, 300, 400, 600, 900, 1500 2500 for durable industrial a

ASTM A694 F52 Carbon Steel Flanges are high-yield forged components specifically designed for high-pressure transmission applications in industries such as oil & gas, petrochemical, and power generation. These flanges are manufactured in accordance with ASTM A694 / ASME SA694 standards and are known for their excellent strength, toughness, and reliability in demanding environments. The “F52” grade indicates a minimum yield strength of 52 ksi (≈360 MPa), making it ideal for pipeline systems that require superior mechanical performance.

These flanges are available in multiple types including weld neck, slip-on, blind, threaded, socket weld, and lap joint configurations, ensuring compatibility with various piping systems. ASTM A694 F52 flanges offer good weldability and can be easily fabricated using conventional methods. They are commonly used with API 5L X52 pipes and A860 WPHY-52 fittings for consistent performance across pipeline systems.

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90° 45° Threaded Elbow Pipe Fittings - Emirerri

Threaded Elbows (90° & 45°) by Emirerri Steel ensure reliable direction change in piping systems. Available in SS, CS, AS with NPT/BSP threa

A threaded elbow is a type of pipe fitting used to change the direction of flow in a piping system, typically at 45° or 90° angles. It features internal (female) threads on both ends, allowing it to connect directly to pipes with external threads, eliminating the need for welding.

Threaded elbows are widely used in small-diameter piping systems where easy installation, maintenance, and disassembly are required. They are especially suitable for low to medium-pressure applications, making them a practical solution in many industrial and commercial systems

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ASTM A694 F60 Carbon Steel Flange - Emirerri

ASTM A694 F60 Carbon Steel Flanges are available in sizes ½ –48 pressure classes 150, 300, 400, 600, 900, 1500 2500 for durable industrial a

ASTM A694 F60 is a high-strength carbon steel forging material used for manufacturing flanges, fittings, valves, and other components in high-pressure transmission systems. These flanges are specifically designed for demanding applications in industries such as oil & gas, petrochemical, power generation, and offshore engineering.

The ASTM A694 specification covers several grades from F42 to F70, with F60 indicating a minimum yield strength of 60 ksi (415 MPa). This high yield strength makes ASTM A694 F60 flanges suitable for applications where high pressure, heavy loads, and elevated temperatures are involved.

ASTM A694 F60 flanges offer excellent mechanical strength, toughness, and durability, ensuring reliable performance in critical pipeline systems. They are commonly used in long-distance pipelines transporting oil, gas, and other fluids under high pressure.

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MSS SP 75 WPHY 70 Pipe Fittings

MSS SP 75 WPHY 70 pipe fittings are high-strength carbon steel fittings designed for critical pipeline applications where durability, pressure resistance, and mechanical performance are essential. These fittings are widely used in industries such as oil & gas, petrochemical, power generation, and offshore engineering due to their ability to withstand extreme conditions.

The MSS SP 75 specification is developed for high-test, wrought butt-welding fittings that are manufactured from carbon and low-alloy steel. These fittings are specifically intended for high-pressure transmission systems, including pipelines, compressor stations, and distribution networks.

What is MSS SP 75 WPHY 70?

The term WPHY 70 stands for Wrought Pipe High Yield 70, indicating a minimum yield strength of 70,000 psi (483 MPa). This makes mss sp 75 wphy 70 pipe fittings one of the strongest grades within the MSS SP 75 standard.

These fittings are engineered to match high-strength pipeline materials such as API 5L X70, ensuring compatibility and performance consistency in demanding applications.

Key Features of MSS SP 75 WPHY 70 Pipe Fittings

MSS SP 75 WPHY 70 pipe fittings offer several advantages:

High yield strength for heavy-duty applications

Excellent tensile strength and toughness

Superior weldability and fabrication properties

Resistance to stress, impact, and deformation

Suitable for high-pressure and high-temperature services

Leak-proof and dimensionally accurate design

These features make them ideal for long-distance pipelines and critical fluid transport systems.

Specifications of MSS SP 75 WPHY 70 Pipe Fittings

The mss sp 75 wphy 70 pipe fittings are manufactured according to strict international standards to ensure reliability and performance.

Standard: MSS SP 75, ASME B16.9, ASME B16.28

Material: High-yield carbon steel

Grade: WPHY 70

Size Range: ½ inch to 48 inches

Wall Thickness: SCH 10 to SCH XXS

Manufacturing Type: Seamless, welded, fabricated

Ends: Beveled, threaded, or flanged

Testing: Hydrostatic, ultrasonic, radiographic, and PMI testing

These fittings are also produced with high precision and undergo strict quality checks to meet industrial requirements.

Chemical Composition

The chemical composition of MSS SP 75 WPHY 70 ensures strength and durability:

Carbon: up to 0.26%

Manganese: 1.15–1.60%

Phosphorus: max 0.035%

Sulfur: max 0.035%

Silicon: 0.13–0.37%

Micro-alloying elements: Vanadium, Niobium, Titanium

These elements enhance the mechanical properties and resistance to corrosion and stress.

Mechanical Properties

The superior mechanical properties make mss sp 75 wphy 70 pipe fittings suitable for demanding environments:

Yield Strength: 483 MPa (70,000 psi)

Tensile Strength: 565 MPa minimum

Elongation: Minimum 21%

Hardness: Up to 235 HB

These properties ensure long service life and resistance to mechanical failure under pressure.

Types of MSS SP 75 WPHY 70 Pipe Fittings

MSS SP 75 WPHY 70 fittings are available in a wide variety of configurations to suit different piping systems:

Elbows (45°, 90°, 180° – long and short radius)

Tees (equal and reducing)

Reducers (concentric and eccentric)

Caps and stub ends

Cross fittings and laterals

These fittings are designed to provide smooth flow and efficient connection in pipeline systems.

Manufacturing Process

The manufacturing of mss sp 75 wphy 70 pipe fittings involves advanced processes such as:

Forging and hot forming

Rolling and extrusion

Welding and fabrication

Heat treatment (normalizing, quenching, tempering)

These processes improve the strength, toughness, and microstructure of the fittings.

Applications of MSS SP 75 WPHY 70 Pipe Fittings

Due to their high strength and reliability, these fittings are widely used in:

Oil and gas transmission pipelines

Petrochemical and refinery plants

Offshore and onshore drilling operations

Power generation facilities

Chemical processing industries

High-pressure steam and water pipelines

Their ability to handle extreme pressure and temperature makes them essential in critical infrastructure projects.

Corrosion and Heat Resistance

MSS SP 75 WPHY 70 pipe fittings provide good resistance to corrosion in industrial environments. For enhanced durability, protective coatings such as epoxy, galvanization, or anti-rust coatings are applied.

These fittings can operate at temperatures up to 315°C (600°F) without losing their mechanical strength, making them suitable for high-temperature applications.

Equivalent Grades

MSS SP 75 WPHY 70 is equivalent to several international standards:

ASTM A860 WPHY 70

ASME SA860 WPHY 70

API 5L X70

EN P500QL2

This equivalency ensures global compatibility and ease of sourcing.

Conclusion

MSS SP 75 WPHY 70 pipe fittings are a reliable and high-performance solution for modern pipeline systems. With their exceptional strength, durability, and resistance to harsh conditions, they play a crucial role in industries that demand safe and efficient fluid transportation.

Manufactured to strict standards and available in various types and sizes, these fittings ensure long-lasting performance in high-pressure environments. For industries looking for robust piping solutions, mss sp 75 wphy 70 pipe fittings remain a top choice for quality and reliability.

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ASTM B622 UNS N06002 | Hastelloy X / Alloy X / Alloy 602 Pipe- Emirerri

ASTM B622 UNS N06002 Hastelloy X seamless pipes offer excellent high-temperature strength, oxidation resistance for aerospace and industrial

ASTM B622 UNS N06002 refers to seamless nickel alloy pipes made from Hastelloy X, a high-performance nickel–chromium–iron–molybdenum superalloy designed for extreme temperature and corrosive environments. This alloy is widely used in industries that demand excellent oxidation resistance, high-temperature strength, and long-term structural stability.

Hastelloy X (UNS N06002 / W.Nr. 2.4665) is specifically engineered to perform in temperatures up to approximately 1200°C (2200°F) while maintaining excellent mechanical strength and resistance to oxidation and thermal fatigue. Its balanced chemical composition, including nickel, chromium, molybdenum, and iron, ensures outstanding durability in both oxidizing and reducing atmospheres.

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ASTM A182 F410 - Emirerri

ASTM A182 F410 stainless steel flanges deliver high strength, wear resistance, and moderate corrosion protection—ideal for turbines, pumps,

ASTM A182 F410 is a martensitic stainless steel grade widely used for manufacturing forged components such as flanges, fittings, valves, and other high-strength piping parts. Known for its excellent combination of mechanical strength, hardness, and moderate corrosion resistance, this material is ideal for applications where durability and wear resistance are critical.

ASTM A182 F410 contains approximately 11.5–13.5% chromium, which provides good resistance to oxidation and mild corrosive environments while maintaining high strength after heat treatment. The material can be hardened and tempered to achieve superior toughness and mechanical performance, making it suitable for demanding industrial conditions

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Incoloy 330 Round Bar | UNS N08330 | Alloy 330 - Emirerri

Incoloy 330 Round Bar UNS N08330 provides excellent oxidation, carburization, and thermal shock resistance for high-temperature applications

Incoloy 330 Round Bar (UNS N08330 / W.Nr. 1.4886) is a high-performance nickel–iron–chromium alloy engineered for exceptional strength and stability in extreme temperature environments. It is widely used in industries that demand superior resistance to oxidation, carburization, and thermal shock. This alloy maintains its structural integrity even under prolonged exposure to high heat, making it a reliable choice for furnace and heat-treatment applications.

Manufactured in accordance with ASTM B511 / ASTM B512 standards, Incoloy 330 round bars are available in hot rolled, cold drawn, and forged conditions with surface finishes such as black, bright, and polished. The material exhibits excellent weldability and fabrication characteristics, enabling easy machining and forming for complex industrial components.