Tianjin Bohai Metal Corporation

ST52 steel

St52 steel (St52-3) is an unalloyed structural steel grade complies with DIN 17100: 1980, the designation has been discarded since 2004. According to German standard DIN 17100, St52 steel is divided into St52-3U (1.0553) and St52-3N (1.0570 material).

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Commodity name: ST52 steel

Product introduction

St52-3 steel plate, under DIN17100 standard St52-3 steel plate, under DIN17100 standard, we can regard St52-3 steel plate as low alloy steel St52-3 steel plate is one mainly of low alloy steel, St52-3 steel plate is alloy steel under the DIN standard which is equal to DIN17100:St52-3,JIS:SS490/SM490A,BS:50B and UNI7070:Fe510B

Technical data

DIN17100 RSt37-2

Chemical composition % MAX
	C				Si	P	S	N2
TH (MM)	≤16	>16≦32	>32≦40	>40
	0.17	0.17	0.17	0.20	~	0.05	0.05	0.009
Mechanical properties MIN
	Yield strength (N/MM2)						Tensile strength (N/MM2)
TH (MM)	≤16	>16≦40	>40≦63	>63≦80	>80≦100	>100	<3	>3≦100	>100
	235	225	215	215	215	~	360-510	340-470	~

DIN17100 St37-2

Chemical composition % MAX
	C				Si	P	S	N2
TH (MM)	≤16	>16
	0.17	0.20			-	0.05	0.05	0.009
Mechanical properties MIN
	Yield strength (N/MM2)						Tensile strength (N/MM2)
TH (MM)	≤16	>16≦40	>40≦63	>63≦80	>80≦100	>100	<3	>3≦100	>100
	235	225	215	205	195	-	360-510	340-470	-

DIN17100 RSt37-2

Chemical composition % MAX
	C				Si	P	S	N2
TH (MM)	≤16	>16≦32	>32≦40	>40
	0.17	0.17	0.17	0.20	-	0.05	0.05	0.009
Mechanical properties MIN
	Yield strength (N/MM2)						Tensile strength (N/MM2)
TH (MM)	≤16	>16≦40	>40≦63	>63≦80	>80≦100	>100	<3	>3≦100	>100
	235	225	215	215	215	-	360-510	340-470	-

DIN17100 St52-3

Chemical composition % MAX
	C				Si	P	S	N2
TH (MM)	≤16	>16≦32	>32≦40	>40
	0.20	0.20	0.22	0.22	-	0.05	0.05	0.009
Mechanical properties MIN
	Yield strength (N/MM2)						Tensile strength (N/MM2)
TH (MM)	≤16	>16≦40	>40≦63	>63≦80	>80≦100	>100	<3	>3≦100	>100
	355	345	335	325	315	-	510-680	490-630	-