Grade RSt37-2
Germany W-Nr. 1.0038
Old Grade
Corresponding Standard DIN 17100-1980
Steels for General Structural Purposes Quality Standard
Classification Carbon Steel
RSt37-2 Chemical Element Composition Content (%)
Component C P S N
Minimum Value - - - -
Maximum Value 0.17 0.05 0.05 0.009
①For product thickness t >100mm,C content according to the agreement
②For every 0.005% decrease in P below the specified maximum value, N may be increased by 0.001%. The nitrogen (N) content shall not exceed 0.012% in the ladle analysis and 0.014% in the product analysis.
③The content may not exceed 0.55%Si and 1 .60% Mn in the ladle analysis or 0.60%Si and 1 .70% Mn in the sample analysis.
RSt37-2 Mechanical Properties
thickness
t
mm
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
t<3 360~510 ≥235 15~21
3≤t≤16 340~470 ≥235 24~26
16<t≤40 340~470 ≥225 24~26
40<t≤63 340~470 ≥215 23~25
63<t≤80 340~470 ≥215 22~24
80<t≤100 340~470 ≥215 22~24
① Tensile test values apply to longitudinal specimens for steel with a width < 600 mm; for steel with a width ≥ 600 mm, transverse specimens shall be used.
② U=hot-rolled, non-heat-treated; N=normalized.
③ Impact energy absorption: The average of three tests is taken as the test result. The minimum average value is 23 or 27 J, and only one individual value is allowed to be up to 30% below the maximum (average) value.
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17100-1980
Grade
Germany W-Nr.
Old Grade
DIN EN 10025-2-2019
Grade
Germany W-Nr.
1 Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST SS BS EN/BS
Q235A
Q235B
Q235C
Q235D
(A3)
(C3)
U12352
U12355
U12358
U12359
SS400 SS400
(SS41)
SS400 A570 Gr.A
A570 Gr.D
A283M Gr.D
K02501
K02502
Fe360A
Fe360D
S235JR
S235JRG1
S235JRG2
(St37-2)
(USt37-2)
(RSt37-2)
1.0037
1.0036
1.0038
S235JR
S235JRG1
S235JRG2
(E24-2)
(E24-2NE)
Ст3кп-2
Ст3кп-3
Ст3кп-4
БСт3кп-2
1311
1312
S235JR
S235JRG1
S235JRG2
(40B)
(C)
2 Approximate Comparison Table
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
Q235A
Q235B
Q235D
SM400A
SS400
1015
A283C
GradeC
GradeD
SSGrade33
E235B
Fe360B
RSt37-2
St37-2
E24-2 S235JR
Fe360B①
Fe360BFN①
S235JRG2①
1.0038(dubl) St2ps
St2sp
St3ps
St3sp
1311
1312
40A
40B
3 Approximate Comparison Table
China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM ISO DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
Q235C SS330 Gr.36 Fe360B RSt37-2
S235JRG2
E24-2NE S235JRG2
Fe360BFN①
1.0038 St3ps
St3sp
1312-00 40B
4 Approximate Comparison Table
Germany France European Standard United Kingdom
DIN EN/DIN NF EN/NF EN Numerical Grade BS EN/BS
RSt37-2
St35
ES235
TS-34a
TU376
E235 1.0308 CEW4
CFS4
ERW2
ERW3
ERW4
RSt37-2 Corresponding Standards(Same grade name, different standards)

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