ASTM A686 Type W1-11 Grade A Introduce

ASTM A686 Type W1-11 Grade A 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:1251°C - 1114°C

Application:Carbon tool steel

ASTM A686 Type W1-11 Grade A Material Chemical Composition

The chemical composition of the ASTM A686 Type W1-11 Grade A steel are as follows:

ElementMinMax
Tungsten (W)-0.1500
Vanadium (V)-0.1000
Silicon (Si)0.10000.4000
Sulfur (S)-0.0300
PhOsphorus (P)-0.0300
Nickel (Ni)-0.2000
Molybdenum (Mo)-0.1000
Manganese (Mn)0.10000.4000
Copper (Cu)-0.2000
Chromium (Cr)-0.1500
Carbon (C)1.10001.2000

ASTM A686 Type W1-11 Grade A Material Mechanical Properties

The mechanical properties of the ASTM A686 Type W1-11 Grade A steel are as follows:

YieldRp0.2 ≤ 449 (MPa)
TeileRm≤ 147 (MPa)
ImpactKV/Ku14(J)
ElongationA33%
Reduction in cross section on fractureZ42%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)221

ASTM A686 Type W1-11 Grade A Material Thermal Properties

The thermal performance parameters of the ASTM A686 Type W1-11 Grade A steel are as follows:

Temperature (°C)43453245
Modulus of elasticity (GPa)-916-
Mean coefficient of thermal expaion ×10-6/(°C)--12
Thermal conductivity (W/m·°C)-32.332.2
Specific thermal capacity (J/kg·°C)-333-
Specific electrical resistivity (Ω mm²/m)0.13--
Deity (kg/dm³)--233
Poisson’s coefficient, ν--221