ASTM A860 WPHY 60 is a high-strength carbon steel designed for use in high-pressure and high-temperature pipeline applications. This material provides a minimum yield strength of 60,000 psi (414 MPa), making it suitable for demanding environments in industries such as oil & gas, petrochemical, and power generation. With its excellent weldability, impact toughness, and resistance to high-temperature conditions, WPHY 60 ensures the integrity and safety of pipeline systems in even the most challenging environments.

Key Features:

• High Yield Strength: With a minimum yield strength of 60,000 psi (414 MPa), ASTM A860 WPHY 60 is ideal for pipelines that need to withstand high pressures, making it a perfect choice for critical pipeline systems.
• Weldability: This material offers outstanding weldability, ensuring the ease of fabrication and reliable, durable welded joints, even in large, complex pipeline projects.
• Impact Toughness: WPHY 60 retains excellent impact toughness at low temperatures down to -50°F (-45°C), ensuring the material’s structural integrity under extreme conditions.
• High-Temperature Strength: ASTM A860 WPHY 60 maintains its strength and durability at elevated temperatures, making it ideal for applications in steam lines, refineries, and power generation systems.
• Corrosion Resistance: WPHY 60 exhibits moderate resistance to corrosion and is suitable for use in marine, offshore, and subsea pipeline applications exposed to saltwater and other corrosive environments.
• Cost-Effective: As a carbon steel material, WPHY 60 is a cost-effective solution that provides superior strength, toughness, and performance for demanding applications without the higher cost of exotic alloys.

• Oil & Gas: Pipelines transporting crude oil, natural gas, and other hydrocarbons, both onshore and offshore, require the strength and durability that WPHY 60 provides.
• Petrochemical: High-strength pipelines for the transportation of refined products, chemicals, and petrochemicals in refineries and chemical plants.
• Power Generation: Used in high-temperature steam pipelines and other critical systems in power plants where temperature and pressure resistance are crucial.
• Offshore & Marine: WPHY 60 is ideal for offshore pipelines exposed to saltwater corrosion, offering the toughness needed for harsh marine environments.
• Water Treatment: Suitable for water and wastewater systems, where high-strength, durable materials are necessary to withstand pressure and wear.
• Infrastructure: Large-scale infrastructure projects requiring reliable and high-strength pipeline systems benefit from WPHY 60’s performance.

Element	Composition (%)
Carbon (C)	0.26 max
Manganese (Mn)	1.35 - 1.65
Phosphorus (P)	0.025 max
Sulfur (S)	0.025 max
Silicon (Si)	0.15 - 0.40
Chromium (Cr)	0.40 max
Nickel (Ni)	0.40 max
Molybdenum (Mo)	0.12 max
Copper (Cu)	0.40 max
Vanadium (V)	0.08 max
Aluminum (Al)	0.04 - 0.10

Property	Value
Yield Strength	60,000 psi (414 MPa) minimum
Tensile Strength	80,000 - 100,000 psi (552 - 689 MPa)
Elongation (in 8 in.)	20% minimum
Impact Toughness	Average of 20 ft-lb (27 J) at -50°F (-45°C)
Hardness	210 HB max (Brinell hardness)

Property	Value
Density	7.85 g/cm³
Modulus of Elasticity	200 GPa (29,000 ksi)
Poisson's Ratio	0.3
Thermal Conductivity	45 W/m·K
Specific Heat Capacity	0.46 J/g·K
Melting Point	1,370 - 1,420°C (2,500 - 2,590°F)
Coefficient of Thermal Expansion	11.5 x 10⁻⁶ /°C (6.4 x 10⁻⁶ /°F)
Hardness (Brinell)	210 HB max

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