S355JR steel plate, S355 steel equivalent material

S355JR is classified as a low-alloy high-strength structural steel and is a European standard steel plate. S355JR steel plate implementation standard: EN10025.

Chemical composition of S355JR steel plate:
C≤0.22, Si≤0.55, Mn≤1.60, P≤0.025, S≤0.025, N≤0.012, Cu≤0.55.

Mechanical properties of S355JR steel plate:
The hardness is 70-80B, and the yield strength is between 300-400MPa.
Do +20℃ impact test, the impact energy is not less than 27 kJ.

S355JR steel plate delivery status:
S355JR is a European standard low-alloy high-strength steel plate, other materials of the same series such as S355J0, S355J2, are delivered in hot rolled, controlled rolling, normalizing, etc. state.

S355 steel equivalent material:
S355JR is equivalent to Q345B
S355J0 is equivalent to Q345C
S355J2 is equivalent to Q345D
S355K2 is equivalent to Q345E

S355JR steel plate is used in medium-strength structural parts of aircraft, propeller blades, transportation vehicles and construction structural parts, medium-strength bolts and rivets for aircraft.