ASTM A686 Type W5 Introduce

ASTM A686 Type W5 is an iron-based chemical composition alloy steel developed to meet American Society for Testing and Materials requirements. It is a versatile steel that is available in a variety of forms and steels, and is widely used in the manufacturing of a variety of products, including bridges, automobiles, piping and other industrial products. It is composed primarily of iron, with a small amount of carbon, manganese, phosphorus and sulfur. The alloying elements of this steel are chromium, molybdenum, cobalt and vanadium, resulting in a durable steel that can be heat treated for a variety of purposes.This steel has excellent resistance to corrosion and wear, making it an ideal choice for a variety of applications. It is also resistant to fatigue, making it suitable for heavy loads and high stress levels.

Smelting temperature:1651°C - 1991°C

Application:Carbon tool steel

ASTM A686 Type W5 Material Chemical Composition

The chemical composition of the ASTM A686 Type W5 steel are as follows:

ElementMinMax
Tungsten (W)-0.1500
Copper (Cu)-0.2000
Vanadium (V)-0.1000
Molybdenum (Mo)-0.1000
Nickel (Ni)-0.2000
Chromium (Cr)0.40000.6000
PhOsphorus (P)-0.0300
Sulfur (S)-0.0300
Manganese (Mn)0.10000.4000
Silicon (Si)0.10000.4000
Carbon (C)1.05001.1500

ASTM A686 Type W5 Material Mechanical Properties

The mechanical properties of the ASTM A686 Type W5 steel are as follows:

YieldRp0.2 ≤ 523 (MPa)
TeileRm≤ 491 (MPa)
ImpactKV/Ku14(J)
ElongationA24%
Reduction in cross section on fractureZ42%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)244

ASTM A686 Type W5 Material Thermal Properties

The thermal performance parameters of the ASTM A686 Type W5 steel are as follows:

Temperature (°C)23912447
Modulus of elasticity (GPa)-581-
Mean coefficient of thermal expaion ×10-6/(°C)--21
Thermal conductivity (W/m·°C)-23.312.2
Specific thermal capacity (J/kg·°C)-111-
Specific electrical resistivity (Ω mm²/m)0.41--
Deity (kg/dm³)--333
Poisson’s coefficient, ν--242