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Q345E hot rolled steel plate, sheet /coil

Q345E steel grade is accustomed to belong to 16Mn steel grade and Q345E steel grade weldability is affected by its chemical compositions. For many years development, Nowadays Q345E hot rolled steel plate, sheet /coil production technology has been improved to be excellent steel plate, sheet /coil which is perfect for structural purpose.

In addition, Q345E hot rolled steel plate, sheet /coil find themselves application areas in low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations, mechanical parts, building structure, general metal parts, Q345 steel plate is always delivered in hot rolled or normalizing state, can be used in areas where its temperature is below 40 ℃.

Q345E hot rolled steel plate, sheet /coil chemical compositions:

Steel  Standard

Chemical Composition

C≤

Mn

Si≤

P≤

S≤

V

Nb

Ti

Al≥

Q345E

0.020

1.00~1.60

0.55

0.025

0.025

0.02~0.15

0.015~0.060

0.20

0.015
 

Q345E hot rolled steel plate, sheet /coil mechanical properties:

Steel Standard

Yield Strength Mpa

Tensile Stregth Map

Elongation %

Q345E

345

470~630

22

Corresponding steel grade to Q345E:
High strength low alloy stru ctural steel         
GB/T 1591-2008: Q345 (A/B/C/D/E); Q390; Q420
EN 10028-3-2003: P355N
EN 10025-2004: S420N
ASTM A572-07: Grade 50; Grade 60
ASTM A588-05: Grade A; Grade B

Steel for boiler and other pressure vessels:   
JIS G3115: SPV235; SPV315; SPV355
GB 713-2008:  Q245R (20g/20R); Q345R (16Mng/16MnR)
ASTM A537-08: Class 1/2/3

Q345E hot rolled steel plate, sheet /coil and their corresponding steel grade steel are available for we bebon international. Relax to contact our Q345E hot rolled steel plate, sheet /coil sales team if interest.