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GB/T1591 Q390B Carbon and Low-alloy High-strength Steel Plate

GB/T1591 Q390B Carbon and Low-alloy High-strength Steel Plate

GB/T1591 Q390B Carbon and Low-alloy High-strength Steel Plate Chemical Composition and Mechanical Property

Grade C % Si % Mn  P % S %  
Q390B ≤ 0.20 ≤ 0.55 1.00-1.60 ≤ 0.045 ≤ 0.045  
             
Grade Thickness Yield Strength (Mpa) Tensile Strength Elongation Impact Energy
(mm) (MPa) (%) Min
Q390B ≤16 390 490-650 19 20 34
  >16-35 370 490-650 19 20 34
  >35 350 490-650 19 20 34
The min impact energy is longitudinal energy

GB/T1591 Q390B Carbon and Low-alloy High-strength Steel Plate Application

GB/T1591 Q390B Steel Plate are used in Construction of Bridges, Highway Construction and Other Engineering construction

GB/T1591 Q390B Carbon and Low-alloy High-strength Steel Plate Other Name

GB/T1591 Q390B Carbon Structural Steel Plate, GB/T1591 Q390B High Strength Structural Steel Plate, GB/T1591 Q390B Carbon Steel plate, GB/T1591 Q390B Structural Steel Plate.

Additional Condition

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.

Other Terms

Packaging Details: Standard export seaworthy packing or as required.
Delivery Time: 30-50 days, 7 days for stock goods.
Loading Port: Shanghai ,Tianjin, Qingdao.
Offer Ability:5 000MT/Per Month.
MOQ: 1 Pcs.
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