ASTM A576 Grade 15L25 Introduce

ASTM A576 Grade 15L25 is a special-graded steel with a unique chemical composition and a wide range of mechanical properties. The steel is manufactured by a modified version of the open-hearth process, making it ideal for a wide range of engineering and construction applications. ASTM A576 Grade 15L25 is a low-alloy steel and is primarily used in pipe and structural applications requiring high strength and lower temperatures. The steel has a relatively low-carbon content, making it a versatile and cost-effective option.

Smelting temperature:1437°C - 1835°C

Application:Super hot rolled carbon steel rod

ASTM A576 Grade 15L25 Material Chemical Composition

The chemical composition of the ASTM A576 Grade 15L25 steel are as follows:

ElementMinMax
Silicon (Si)-0.1000
Sulfur (S)-0.0500
Lead (Pb)0.15000.3500
PhOsphorus (P)-0.0400
Manganese (Mn)0.80001.1000
Copper (Cu)0.2000-
Carbon (C)0.23000.2900
Boron (B)0.00050.0030

ASTM A576 Grade 15L25 Material Mechanical Properties

The mechanical properties of the ASTM A576 Grade 15L25 steel are as follows:

YieldRp0.2 ≤ 942 (MPa)
TeileRm≤ 775 (MPa)
ImpactKV/Ku42(J)
ElongationA42%
Reduction in cross section on fractureZ22%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)214

ASTM A576 Grade 15L25 Material Thermal Properties

The thermal performance parameters of the ASTM A576 Grade 15L25 steel are as follows:

Temperature (°C)34884419
Modulus of elasticity (GPa)-373-
Mean coefficient of thermal expaion ×10-6/(°C)--12
Thermal conductivity (W/m·°C)-11.343.2
Specific thermal capacity (J/kg·°C)-341-
Specific electrical resistivity (Ω mm²/m)0.12--
Deity (kg/dm³)--342
Poisson’s coefficient, ν--234

ASTM A576 Grade 15L25 Material Machining Technology

ASTM A576 Grade 15L25 steel is a specific grade of steel that is widely used in a range of machining applications. It is a carbon-manganese steel usually used in heavy-duty applications, particularly in the automotive and shipbuilding industries. Despite its application versatility, machining ASTM A576 Grade 15L25 steel can generally be a difficult process due to its properties.