Hot Rolled GB/T1591 Q390D steel plate is high strength low alloy steel.GB/T1591 Q390D steel plate shall be done impacting test at low temperature minus 20 degree centigrade. Normalised heat treatment suggested to be done for low alloy steel plate GB/T1591 Q390D steel plate in heavy thickness.
GB/T1591 Q390D steel plate is extensively used in automobile, bridges, buildings,machinery, pressure vessel industries,ship building, engineering construction,mechanical manufacturing, pavement slab, ect.
GB/T1591 Q390D steel plate Mechanical properties
Yield strength Mpa:330-390 Tensile strength Mpa:490-650
GB/T1591 Q390D steel plate Chemical composition(%)
C≤0.20 Si≤0.55 Mn:1.00-1.60 P≤0.030 S≤0.030 V:0.02-0.20 Nb:0.015-0.060 Ti:0.02-0.20 Al≥0.015 Cr≤0.30
GB/T1591 Q390D steel plate Specification
Width:600-3000mm
Thickness: 3-300mm
Length: 600mm-12000m or according to customer’s requirements
Technique: Hot Rolled
Payment Terms: T/T or L/C
Packing: in bundle by steel strip or according to customer’s requirements
GB/T1591 Q390D steel plate Other related steel grade
Q390 Q420 Q460 Q690 HG58 HG60 HG70 HG85 HG785 HG980 HG1080
Bebon steel is specializes in the GB/T1591 Q390D steel plate and We keep more than 1000 tons GB/T1591 Q390D steel plate in stock every month. If you want to get the price, please do not hesitate to contact us. Any need in its chemical composition and mechanical properties, pls to contact us by email or calling to us freely.We will response to you in the first time.
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