Q345 B Structural Steel For Sale

Steel grade Q345B is the most common used as high strength low alloy structural steel in industry area. Q345 B Steel is used for a number of manufacturing purposes. Q345 B Structural Steel also used in general structure and mechanism , including construction , machinery , transportation , aviation.

Q345 B Chemical Composition

Main chemical elements composition of Q345B
C	Si	Mn	P	S	V	Nb	Ti
0.20	0.55	1.00-1.60	0.040	0.040	0.02-0.15	0.015-0.060	0.02-0.20

Q345 B Structural Steel Mechanical Property

Thickness (mm)
Q345B	≤ 16	> 16 ≤ 35	> 35 ≤ 50	>50
Yield strength (≥Mpa)	345	325	295	275
Tensile strength (Mpa)	470-630

Q345 B Steel Specification

Standard: Steel Plate GB Q345B
Thickness: 6-100mm
Width: 1500-3600mm
Length: 6000-18000
Meanwhile, the size can be customized.
Supply ability: 5000M/T
Special use: High-strength plate
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