St52-3 ANGLE STEEL

Steel angle St52-3 is most normal used among all kinds of low alloy steel grades.It is equal to Chinese steel grade Q345B,low alloy high strength steel angle bar. Low alloy steel angle bar St52-3 is used to manufacture the plants of factory.The additional technical requirements for structural steel angle St52-3 shall be Ultrasonic examination,heat treatment,low temperature impacting,shot blasting and painting for prevent rusty when transport.Stock of St52-3 steel angle in Xinsteel’s port warehouse also.

Technical Requirements & Additional Services:
♦ Low temperature impacting test
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands 

►Mechnical property for St52-3 Low alloy steel angle:

Thickness (mm)
St52-3	≤ 16	> 16 ≤ 40	> 40 ≤ 63	> 63 ≤ 80	> 80
Yield strength (≥Mpa)	355	345	335	325	315
	< 3	≥ 3 ≤ 100			> 100
Tensile strength (Mpa)	510-680	490-630			490-630

►Chemical composition for St52-3 Low alloy steel angle (Product Analysis Max%)

Main chemical elements composition of St52-3
Thickness(mm)	C	Si	Mn	P	S	N
T≤30	0.22	0.60	1.70	0.050	0.060	-
T>30	0.24