GB/T 16270 Q500F Introduce

GB/T 16270 Q500F Carbon and Low-alloy High-strength Structural Steel Plate is one of the most widely used steels available and belongs to a class of materials known as high strength-low alloy (HSLA) steel. It is the primary structural steel used in construction and civil engineering projects where lightweight and high strength are necessary components. GB/T 16270 Q500F Carbon and Low-alloy High-strength Structural Steel Plate is composed of several different components, including carbon, manganese, silicon, nickel, chromium, and molybdenum. All of these components interact with each other and the individual elements combine to form an incredibly strong substance.

Smelting temperature:1486°C - 1924°C

Application:Quenched and tempered steel plate for high strength structure

GB/T 16270 Q500F Material Chemical Composition

The chemical composition of the GB/T 16270 Q500F steel are as follows:

ElementMinMax
Vanadium (V)-0.1200
Titanium (Ti)-0.0500
Silicon (Si)-0.8000
Sulfur (S)-0.0100
PhOsphorus (P)-0.0200
Nickel (Ni)-2.0000
Niobium (Nb)-0.0600
Molybdenum (Mo)-0.7000
Manganese (Mn)-1.7000
Copper (Cu)-0.5000
Chromium (Cr)-1.5000
(CEV)-0.4700
Carbon (C)-0.2000
Boron (B)-0.0050

GB/T 16270 Q500F Material Mechanical Properties

The mechanical properties of the GB/T 16270 Q500F steel are as follows:

YieldRp0.2 ≤ 688 (MPa)
TeileRm≤ 527 (MPa)
ImpactKV/Ku31(J)
ElongationA12%
Reduction in cross section on fractureZ43%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)141

GB/T 16270 Q500F Material Thermal Properties

The thermal performance parameters of the GB/T 16270 Q500F steel are as follows:

Temperature (°C)43168444
Modulus of elasticity (GPa)-658-
Mean coefficient of thermal expaion ×10-6/(°C)--22
Thermal conductivity (W/m·°C)-11.323.2
Specific thermal capacity (J/kg·°C)-231-
Specific electrical resistivity (Ω mm²/m)0.11--
Deity (kg/dm³)--132
Poisson’s coefficient, ν--422

GB/T 16270 Q500F Material Machining Technology

The manufacturing industry has a wide range of steels available for machining operations. GB/T 16270 Q500F steel is a popular structural steel used in China in the production of several machine components and structures, such as automotive parts, railway components, and building structures. Steel with its unique properties allows for great precision and accuracy in machining operations.