Steel plate St52-3 is most normal used among all kinds of low alloy steel grades. St52-3 is equal to Chinese steel grade Q345B, low alloy high strength steel plate. Low alloy steel plate St52-3 is used to manufacture the plants of factory, the common contracture and construction machinery and equipments. The additional technical requirements for structural steel plate St52-3 shall be Ultrasonic examination, heat treatment, low temperature impacting, hot blasting and painting for prevent rusty.
DIN St52-3 steel plate Physical properties (average values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.80
DIN St52-3 steel plate soft annealing
Heat to 650-700oC, cool slowly.
DIN St52-3 steel plate hardening
Harden from a temperature of 860-890oC followed by oil or water quenching.
DIN St52-3 steel plate tempering
Normalizing temperature: 860-890oC.
DIN St52-3 steel plate forging
Hot forming temperature: 1050-850oC.
DIN St52-3 steel plate machinability
Machinability is good, rated at 90% that of the 1112 alloy used as a 100% machining rated steel.
BBN steels are specialized in supplying DIN St52-3 steel plate. We have 17 years experience in the exportation of DIN St52-3 steel plate. please feel free to contact us.
