Country

Standard

Steel grade

Analysis %

Physical properties

C max.

Si max.

Mn max.

P max.

S max.

N max.

Others

Yield strength N/mm2

Tensile strength N/mm2

Elongation %

Test direc- tion

Hard- ness
HB

 Bend test 180o

China

GB699-88

08

0.05-0.12

0.17-0.37

0.35-0.65

0.035

0.040

-

-

200

Min. 330

33

-

131

-

08F

0.05-0.11

0.03

0.25-0.50

0.035

180

Min. 300

35

08Al

0.05-0.12

0.25-0.65

Al : 0.02

-

-

-

-

10

0.02-0.14

0.17-0.37

0.35-0.65

0.040

-

210

Min. 340

51

137

10F

0.07-0.14

0.07

0.25-0.50

0.035

190

Min. 320

33

Russia

Gost 19904-90 Gost 1050-88

08YU

0.07

0.03

0.35

0.020

0.025

-

-

195

250-350

-

-

-

-

08KP

0.05-0.12

0.25-0.50

0.035

0.040

-

-

-

-

-

-

08PS

005-0.11

0.05-0.17

0.35-0.65

0.040

0.050

Japan

JIS G 3141

Class 1 SPCC

0.12

-

0.50

0.040

0.045

-

-

Not specified

Not usually applied for Class 1

L = 50 mm

39/32

Depen- dent on thick- ness

long.

Refer to JIS table

Close contact

Class 2 SPCD

0.10

0.45

0.035

0.035

Min. 275

41/34

Class 3 SPCE

0.08

0.40

0.030

0.030

43/36

USA

SAE 1006  SAE 1008  SAE 1010

-

0.08

-

0.45

0.030

0.035

-

-

-

-

-

-

-

-

0.10

0.50

0.08-0.13

0.60

0.30

UK

BS 1449

CR4

0.12

-

0.60

0.050

1.020

-

-

(140)

(280)

L = 50 mm

-

-

-

-0 t

CR3

0.10

0.50

0.040

0.040

(34)

CR2

0.08

0.45

0.035

0.030

140

280

36

BS970 Part 1 96

040°10

0.08-0.13

0.10-0.40

0.30-0.50

0.05

0.05

-

-

-

-

-

-

-

-

040°12

0.10-0.15

-

Germany

DIN 1623, Part 1 (2.83)

St 12

0.10

-

-

-

-

0.007

Not solved N2

280 max.

L = 80 mm

28

transv.

Refer to DIN table

No bend test but cupping test required

Ust 13

250 max.

270 to 370

32

RRSt 13

-

0.02 Al min

240 max. 210 max. (225 for t>=1.5 mm

34

China
GB/T
3077-88

Russia
GOST
4543-71

Japan
JIS
G4160-79

USA
ASTM
A29-93a

British
BS
EN10028-2-92

Germany
DIN
EN10028-2-92

France
NF
EN10028-2-92

ISO
682-1-87(E)

20Mn2

-

SMn420

1524

P355GH

P355GH

P355GH

22Mn6

30Mn2

30G2

SMn433

1330

28Mn6

28Mn6

28Mn6

28Mn6

35Mn2

35G2

SMn438

1335

150M36

-

-

36Mn6

40Mn2

40G2

SMn443

1340

150M36

-

-

42Mn6

45Mn2

45G2

SMn443

1345

-

-

-

42Mn6

50Mn2

50G2

-

1345

-

-

-

-

40B

-

-

1040B

-

-

-

-

45B

-

-

1045B

-

-

-

-

50B

-

-

1050B

-

-

-

-

40MnB

-

-

1541B

39MnCr-B6-2

39MnCr-B6-2

39MnCr-B6-2

-

45MnB

-

-

1547B

-

-

-

-

15Cr

15KH

SCr415

5115

527A17

17Cr3

-

-

15CrA

15KHA

SCr415

5115

527A17

17Cr3

-

-

20Cr

20KH

SCr420

5120

BS970 Part1-96

DIN17210-86

-

20Cr4

-

-

-

-

590H17

20Cr4

-

-

590M17

30Cr

30KH

SCr430

5130

BSEN10083-1-91

DIN EN100831-91

NF EN10083-1-91

34Cr4

-

-

-

-

34Cr4

34Cr4

34Cr4

35Cr

35KH

SCr435

5135

34Cr4

34Cr4

34Cr4

37Cr4

40Cr

40KH

SCr440

5140

41Cr4

41Cr4

41Cr4

41Cr4

45Cr

45KH

SCr445

5145

-

-

-

41Cr4

38CrSi

38KHS

-

-

-

-

-

-

15CrMo

15KHM

-

-

-

-

-

-

20CrMo

20KHM

SCM420

-

BS970 Part1

25CrMo4

25CrMo4

18CrMo4

708H20

708M20

30CrMo

30KHM

SCM430

4130

25CrMo4

25CrMo4

25CrMo4

25CrMo4

30CrMoA

30KHMA

SCM430

4130

34CrMo4

34CrMo4

34CrMo4

34CrMo4

35CrMo

35KHM

SCM435

4137

34CrMo4

34CrMo4

34CrMo4

34CrMo4

42CrMo

38KHM

SCM440

4140

42CrMo4

42CrMo4

42CrMo4

42CrMo4

38CrMoAl

38KH2MYUA

SACM645

-

BS970Part1-96 905M39

-

-

41CrAlMo74

40CrV

40KHF

-

-

-

-

-

-

50CrVA

50KHF

JIS G4801-84

6150

51CrV4

51CrB4

51CrV4

51CrV4

SUPIO

20CrMn

18KHG

-

-

DIN17210-86

DIN17210-86

NF A35-551-86

20MnCr5

20MnCr5

20MnCr5

20MCS

40CrMn

-

-

-

41Cr4

41Cr4

41Cr4

41Cr4

20CrMnSi

20KHGSA

-

-

-

-

-

-

25CrMnSi

25KHGSA

-

-

-

-

-

-

30CrMnSi

30KHGS

-

-

-

-

-

-

30CrMnSiA

30KHGSA

-

-

-

-

-

-

35CrMnSiA

35KHGS

-

-

-

-

-

-

20CrMnMo

-

JIS G4102179

-

-

-

NF A35-551-86

-

SCM421

18CD4

40CrMnMo

-

-

4140

42CrMo4

42CrMo4

42CrMo4

42CrMo4

20CrMnTi

18KHGT

-

-

-

-

-

-

30CrMnTi

30KHGT

-

-

-

-

-

-

20CrNi

20KHH

-

-

637H17

-

-

-

40CrNi

40KHH

SNC236

-

-

-

-

-

45CrNi

45KHH

-

-

-

-

-

-

50CrNi

50KHH

-

-

-

-

-

-

C2CrNi

12KHH2

-

-

-

-

-

-

12CrNi3

12KHH3A

SNC815

-

655M13

-

14NC11

15NiCr13

20CrNi3

20KHH3A

-

-

-

-

-

-

30CrNi3

30KHH3A

SNC631

-

-

-

12CrNi4

12KH2H4A

-

-

-

-

-

-

20CrNi4

20KH2H4A

-

-

-

-

-

-

20CrNiMo

-

JISG4103-79

8615

BS970 Part3-91

BS970 Part3-91

NF A35-551-86

20NiCrMo2

SNCM220

805 M20

805 M20

20NCD2

40CrNiMoA

40KHH2MA

-

-

-

-

-

-

45CrNiMoVA

45KHH2MFA

-

-

-

-

-

-

18Cr2Ni4WA

18KH2H4MA

-

-

-

-

-

-

25Cr2Ni4WA

25KH2H4MA

-

-

-

-

-

-

China

GB 700-88

Russia

GOST 380-94

Japan

JIS G3101-95

USA
ASTM A283-93
ASTM A573-93

British
BJ 970 Part 1-96
BS EN 10025-93

Germany
DIN 17100
DIN EN 10025-94

France

NF EN 10025-93

ISO

630-95

Q195

ST1KP
ST1SP
ST1PS

SS300
JIS G3131-96
SPHC
SPHD

Gr. B
Gr. C

040A10
S185

S185

S185

-

Q215A

ST2KP-2
ST2PS-2
ST2SP-2

SS330
SPHC
SPHD

Gr. C
Gr. 58

040A12

USt34-2
RSt34-2

-

-

Q215B

ST2KP-3
ST2PS-3
ST2SP-3

SS300
SPHC
SPHD

Gr. 58

040A12

-

-

-

Q235A

ST3KP-2
ST3PS-2
ST3SP-2

SS400
JIS G3106-95
SM 400A

Gr. D

080A15

-

-

E235B

Q235B

ST3KP-3
ST3PS-3
ST3SP-3

SS400
SM400A

Gr. D

080A15
S235JR
S235JRG1
S235JRG2

S235JR
S235JRG1
S235JRG2

S235JR
S235JRG1
S235JRG2

E235B

Q235C

ST3KP-4
ST3PS-4
ST3SP-4

SM400A
SM400B

Gr. D
Gr. 65

080A15
S235J0

S235J0

S235J0

E235C

Q255A

ST4KP-2
ST4PS-2
ST4SP-2

SS400
SM400A

-

-

-

-

-

Q255B

ST4KP-3
ST4PS-3
ST4SP-3

SS400
SS400A

-

-

-

-

-

Q275

ST5PS-2
ST5SP-2

SS490

-

-

-

-

E275A

Country

Standard

Steel grade

Analysis %

Physical properties

C max.

Si max.

Mn max.

P max.

S max.

Others

Yield strength

Tensile strength

Elongation %

-

Direction
of test

Radius bend
Tests 180o

N/mm2 min

N/mm2 min

China

GB 700-88

Q195

0.06-0.12

0.30

0.25-0.50

0.045

0.05

-

195

315-390

-

-

-

-

-

Q235

0.14-0.22

0.12-0.30

0.30-0.65

0.045

0.050

235

375-406

24

21

-

Trans

1.5 t

Q255

0.18-0.28

0.30

0.40-0.70

255

410-510

22

19

-

2.0 t

Russia

Gost 380-88

3KP

0.14-0.22

0.05

0.30-0.60

0.040

0.050

-

-

-

22

?/td>

-

-

2.0 t

3PS

0.05-0.15

0.40-0.65

-

3SP

0.15-0.30

5PS

0.28-0.37

0.05-0.15

0.50-0.80

285

490-630

20

3.0 t

5SP

0.15-0.30

295

Japan

JIS G 3101

Thickness (t)
t<=16 mm
Class 1 SS 330

-

-

-

0.050

0.050

-

206

333 to 431

26

21

Dependent on thickness and test piece

Long.

0.5 t

Class 2 SS 400

245

402 to 510

21

17

1.5 t

Class 3 SS 490

284

490 to 608

19

15

2.0 t

Class 4 SS 540

0.30

1.60

0.040

0.040

402

539

16

13

JIS G 3131

SPHC

-

0.15

-

0.60

0.050

0.050

-

-

270

-

-

-

In rolling direction

-

SPHD

-

0.10

0.50

0.040

0.040

SPHE

-

0.030

0.035

USA

ASTM A 570

Grade 30

Thickness (t) t = 5.8mm max.

0.25

-

0.90

0.040

0.050

0.20 Cu when specified

210

340

25/21

19/17

Dependent on thickness and test piece

Long.

1 t

Grade 33

230

360

23/18

18/16

Grade 36

250

365

22/17

17/15

1.5 t

Grade 40

280

380

21/15

16/14

2 t

Grade 45

1.35

310

410

19/13

14/12

Grade 50

340

450

17/11

12/10

2.5 t

UK

BS 1449

HR 34/20

0.15

-

1.20

0.050

0.050

-

200

340

29

21

-

-

2.0 t

HR 37/23

0.20

230

370

28

20

HR 43/25

0.25

250

430

25

16

3.0 t

Germany

DIN 17100

t<=16 mm
St 37.2

0.17

-

-

0.050

0.050

0.009
N max

235

340 to 470

24

L = 5 t

Transv.

1 t

St 44.2

0.21

275

410 to 540

20

1.5 t

St 52.3

0.20

0.55

1.60

0.040

0.040

0.02 Al min

355

490 to 630

China
GB 699-88

Russia
GOST 1050/88

Japan
JIS G3131/96

USA
ASTM A29M/93

British
BS 970 port1-96

Germany

France
NF A35-511/86

ISO
683-11/87

08F

08KP

SPHD
SPHE

1008
1010

040A10

-

-

-

10F

10KP

SPHD
SPHE

1008
1010

040A10

-

-

-

15F

15KP

-

1015

-

-

-

-

08

08

SPHE

1008
1010

040A10

-

-

-

10

10

JIS G4051/79
S10C

1010

040A12

-

XC10

C101

15

15

S15C
S17C

1015

BS970 Part 3
080M15

-

XC12

C15E4

20

20

S20C
S22C

1020

BS EN10083-2/96
1C22

DIN EN100832/96
C22

NF EN10083-2/97
C22

-

25

25

S25C
S28C

1025

1C25

C25

C25

C25E4

Country

Standard

Steel grade

Analysis (product analysis) %

Physical properties

Surface condition

C max.

Mn

P max.

S max.

Si

Others

Yield strength N/mm2

Tensile strength
N/mm2

Elongation %

Bend test dia./180o

Russia

Gost 5781-82
Class A400S
Class A500S

3SP/PS

0.22

1.60

0.05

0.05

0.09

-

440

550

16

90o;a=3d

deformed

3SP/PS

500

600

14

China

GB1499-91

20MnSi

0.17-0.25

1.20-1.60

0.045

0.045

0.40-0.80

335

510

16

a=3d

deformed

20MnSiV

0.20-0.80

V:0.04-0.12

400

570

14

25MnSi

0.20-0.30

0.60-1.00

USA

ASTM A 615-96 hot rolled (equiv, metric standard ASTM A 615 M-96)

40

*

*

0.050
(0.062)

*

-

-

300

500

L=200mm

12/7

4 d/5 d

Dependent on nominal dia.

deformed or plain

300 (=equiv. Metric)

60

0.050
(0.062)

400

600

9/7

4 d/8 d

400 (=equiv. Metric)

75

-

-

-

520

-

-

-

-

-

520 (=equiv. Metric)

Japan

JIS G 3112 (1975)

SR235 SR 24 = Type 1

-

-

-

-

-

C + Mn/6 max.

235

382 to 520

L=8 d OR (L = 4 d)

20 (24)

3 d

Plain

SR295 SR 30 = Type 2

294

480 to 618

16 (20)

4 d

SD345 SD35 = Type 3

0.27

1.60

0.50

343

490

18 ( 20)

4 d/5 d*

deformed

SD390 SD40 = Type 4

0.29

1.80

0.55

392

559

16 (18)

5 d

SD490 SD50 = Type 5

0.32

1.80

0.60

490

618

12 (14)

90o
5 d/6 d*

UK

BS 4449 (1988)
Hot Rolled

250

0.25

-

0.060
(0.068)

0.060
(0.068)

-

-

250 to 425

1.15 x ReH

L=5.65Ö So

22

2 d

plain

460/425

0.40

0.050
(0.058)

0.050
(0.058)

CE max.
0.51

460 (d¨Q16mm)
425 (d¨Q16mm)

12 (d¨Q16)

3 d

deformed

14 (d¨Q16)

Germany

DIN 488

BSt 420 S

0.22

-

0.050

0.050

-

0.12

Nitrogen

420

500

L = 10 d

10

-

plain or deformed

BSt 500 S

(0.24)

(0.055)

(0.055)

(0.13)

500

550

DIN 17100 (1980)

St 37-2 f ¨Q16 mm

0.17
(0.21)

0.050
(0.065)

0.050
(0.065)

N
0.009
(0.010)

235

340 to 470

L=5.65Ö So

26

plain

f>16 mm

0.20
(0.25)

225

Country

Standard

Steel grade

Analysis %

C max.

Mn

P max.

S max.

N max.

Si: max.

China

GB 701-88

Q195

0.06-0.12

0.25-0.50

0.045

0.050

0.30

Q215

0.09-0.15

0.25-0.55

Q235

0.14-0.22

0.30-0.65

Russia

GOST 380-88

1KP

0.06-0.12

0.25-0.50

0.040

0.050

-

-

2KP

0.09-0.15

0.25-0.50

3KP

0.14-0.22

0.30-0.60

Japan

JIS G 3505-1980

SWRM 6

0.08

0.60 max.

0.045

0.045

-

-

SWRM 8

0.10

SWRM 10

0.08-0.13

0.30-0.60

-

SWRM 12

0.10-0.15

SWRM 15

0.13-0.18

SWRM 17

0.15-0.20

SWRM 20

0.18-0.23

SWRM 22

0.20-0.25

USA

SAE J 403
identical with ASTM A 510-82

SAE/AISI No. 1005

0.06

0.35

0.040

0.050

-

-

1006

0.08

0.25-0.40

1010

0.08-0.13

0.30-0.50

1008

0.10

0.30-0.50

SAE/AISI No. 1010 G 1010

0.08-0.13

0.30-0.60

(0.06-0.15)

(0.27-0.63)

(0.048)

(0.058)

Germany

DIN 17100

St 37.2¨Q16mm

0.17
(0.21)

-

0.050
0.065

0.050
(0.065)

0.009
(0.010)

-