ASTM A582/A582M Type 303Se Introduce

ASTM A582/A582M Type 303Se is a high-strength low-alloy steel that is commonly used to manufacture components for a wide variety of industrial, commercial and residential applications. It is known for its superior chemical properties, making it a popular choice for highly corrosive environments, such as those found in coastal areas, chemical plants, and even petrochemical facilities.

Smelting temperature:1431°C - 1431°C

Application:Standard Specification for High Speed cutting Stainless Steel Bars

ASTM A582/A582M Type 303Se Material Chemical Composition

The chemical composition of the ASTM A582/A582M Type 303Se steel are as follows:

ElementMinMax
Silicon (Si)-1.0000
Selenium (Se)0.1500-
Sulfur (S)-0.0600
PhOsphorus (P)-0.2000
Nickel (Ni)8.000010.0000
Manganese (Mn)-2.0000
Chromium (Cr)17.000019.0000
Carbon (C)-0.1500

ASTM A582/A582M Type 303Se Material Mechanical Properties

The mechanical properties of the ASTM A582/A582M Type 303Se steel are as follows:

YieldRp0.2 ≤ 628 (MPa)
TeileRm≤ 123 (MPa)
ImpactKV/Ku44(J)
ElongationA44%
Reduction in cross section on fractureZ44%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)443

ASTM A582/A582M Type 303Se Material Thermal Properties

The thermal performance parameters of the ASTM A582/A582M Type 303Se steel are as follows:

Temperature (°C)44817279
Modulus of elasticity (GPa)-319-
Mean coefficient of thermal expaion ×10-6/(°C)--41
Thermal conductivity (W/m·°C)-24.334.2
Specific thermal capacity (J/kg·°C)-332-
Specific electrical resistivity (Ω mm²/m)0.32--
Deity (kg/dm³)--222
Poisson’s coefficient, ν--121