Shanghai  LONGYI  Import & Export Co., Ltd.
   
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Reference Box

Carbon Structural Steel
Good Quality Carbon Structural Steel
Special Use Steel
Steelbar for concrete reinforcement
Alloy Steel sheet
Structural Alloy Steel
Carbon Tool Steel
Spring Steel
Alloy Tool Steel
High speed Tool Steel
Bearing Steel

 

Products Quick Seek:

 
steel strips
 
   

 

steel sheets
     
   

 

beam steel
     
   

 

angle steel
     
   

 

channel steel bar
     
   

 

hot-dip galvanized
     
   

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    To inform you clearly about our steel products, we would be show you some Reference Box here. 

Common Comparison of Materials

 

CN GB

US ASTM

JP JISG

DE DIN

GB BS

FR NF

ISO









Q195

Gr.B
Gr.C

SS330
SPHC
SPHD

S185

040A10
S185

S185

Q215

Gr.C
Gr.58

SS330
SPHC
SPHD

040A12

Q235 

Gr.D
Gr.65 

SS400
SM400A
SM400B

S235 JR
S235 JRG1
S235 JRG2
S235 JO
S235J2G3
S235J2G4

08A15
S235 JR
S235 JRG1
S235 JRG2
S235 JO
S235J2G3
S235J2G4

S235 JR
S235 JRG1
S235 JRG2
S235 JO
S235J2G3
S235J2G4

E234B
E235C
E235D

Q255

- 

SS400
SM400A 

- 

- 

- 

- 

Q275

SS490

E275A 













钢 

08F 

1008
1010 

SPHD
SPHE 

- 

040A10 

- 

- 

10F 

1010 

SPHD
SPHE 

- 

040A12 

- 

- 

08 

1008
1010 

S10C
SPHE  

- 

040A10 

- 

- 

10 

1010 

S10C
S12C  

- 

040A12 

XC10 

C101 

15 

1015 

S15C
S17C 

- 

08M15 

XC12 

C15E4 

20 

1020 

S20C
S22C 

C22 

IC22 

C22 

- 

25 

1025 

S25C
S28C 

C25 

IC25 

C25 

C25E4 

30

1030 

S30C
S33C 

C30 

IC30
080A30 

C30 

C30E4 

35 

1035 

S35C
S38C 

C35 

IC35 

C35 

C35E4 

40 

1040 

S40C
S43C 

C40 

IC40
080M40 

C40 

C40E4 

45 

1045 

S45C
S48C 

C45 

IC45
080A47 

C45 

C45E4 

50 

1050 

S50C
S53C 

C50 

IC50
080M50 

C50 

C50E4 

55 

1055 

S55C
S58C 

C55 

IC55
07M55 

C55 

C55E4
Type SC
Type DC 

60 

1060 

S58C 

C60 

IC60 

C60 

C60E4
Type SC
Type DC 

85 

1084 

SWRH 82A
SWRH 82B 

C
D
C86D 

C86D 

C86D 

DM
DH
SH 

15Mn 

1019 

- 

- 

080A15 

- 

- 

20Mn 

1022 

- 

- 

070M20 

- 

- 

25Mn 

1026 

- 

- 

080M30 

- 

- 

30Mn 

1030 

- 

- 

080M30 

- 

- 

35Mn 

1037 

- 

- 

080M40 

- 

- 

40Mn 

1043 

SWRH 42B 

C40 

080M40
IC40 

C40 

SL
SM

45Mn 

1046 

SWRH 47B 

C45 

080A47
2C45 

C45 

SL
SM 

50Mn 

1053 

SWRH 52B 

C50 

080M50
2C50 

C50 

SL、SM
Type SC
Type DC

70Mn 

1572 

- 

B 

- 

- 

DM、DH
Type SC
Type DC 

65 

1065 

SWRH 67A
SWRH 67B 

A
C66D 

C66D 

C66D 

SL、SM
Type SC
Type DC 

70

1070

SWRH72A
SWRH72B

A
C70D 

C70D 

C70D 

SL、SM
Type SC
Type DC 

75 

1075 

SWRH 77A
SWRH 77B 

C76D 

C76D 

C76D 

SH
DM
DH 

80 

1080 

SWRH 82A
SWRH 82B 

D
C80D 

C80D 

C80D 

SL、SM
Type SC
Type DC 

60Mn 

1060 

SWRH 62B
S58C 

C60 

C60 

C60 

SL、SM
Type SC
Type DC 

65Mn

1566 SL、SM
Type SC
Type DC





钢 

20g 

Gr.65[450] 

SB450 

P235GH 

P235GH 

P235GH 

P235
PH235 

16MnR 

Class 1
A 612M
Gr.A、Gr.B 

SPV355 

P355GH 

P355GH 

P355GH 

P355
PH355 

HP245 

- 

SM 400B
SM 400C 

H11 

- 

BS1 

2 

09CuPCrNi-A A690M SPA-H S355 JOWP
S355 J2WP
S355 JOWP
S355 J2WP 
S355 JOWP
S355 J2WP 
Fe 355
W1A 



Q235 

- 

SR235 

- 

- 

FeE235 

PB240 

20MnSi 

Gr.60 

SD390 

BSt420S 

- 

- 

RB400
RB400W 

HRB335 

- 

SD345 

- 

- 

- 

- 

HRB400 

Gr.400 

SD390 

BSt420S 

- 

FeE400
FeTE400 

RB400
RB400W 

HRB500 

 

Gr.500  SD490 

BST 500S
BST 500M 

 

-  FeE500  RB500
RB500W 







板 

Q295 

Gr.42
Gr.A 

SPFC
490 

E295
S275 JR 

E295
S275 JR 

E295
S275 JR 

- 

Q345 

Gr.50
Gr.B
Gr.C,Gr.D
Gr.A
A808M
Type 7 

SPFC
590  

E335
S335 JR
S335 JO
S355 J2G3
S355 J2G4
S355 K2G3
S355 K2G4
S355 NL
S355 ML 

E335
S335 JR
S335 JO
S355 J2G3
S355 J2G4
S355 K2G3
S355 K2G4
S355 NL
S355 ML 

E335
S335 JR
S335 JO
S355 J2G3
S355 J2G4
S355 K2G3
S355 K2G4
S355 NL
S355 ML 

HS355CC
E355CC
E355DD
E355E 

Q390 

- 

STKT
540 

- 

S390
J6Q  

A550-I 

E390CC
HP390C
HS390
E390DD  

Q420 

60
Gr.60
Gr.E
Gr.B
Type 7  

SEV 295
SEV 345 

S420NL
S420ML 

S420NL
S420ML 

E420-I
S420NL
S420ML 

HS420D
E420CC
S420D
HS420D
E420DD 

Q460 Gr.65 SM 570
SWA 570W
SWA 570P 
S460NL
S460ML
S460NL
S460ML 
S460NL
S460ML 
E460CC
E460DD
E460E 

 









钢 

20Mn2 

1524 

SMn420 

P355GH 

P355GH 

P355GH 

22Mn6 

30Mn2 

1330 

SMn433 

28Mn6 

28Mn6 

28Mn6 

28Mn6 

35Mn2 

1335 

SMn438 

- 

150M36 

- 

36Mn6 

40Mn2 

1340 

SMn438
SMn443  

- 

- 

- 

42Mn6 

45Mn2 

1345 

SMn443 

- 

- 

- 

42Mn6 

50Mn2 

H13450
1345  

- 

- 

- 

- 

- 

40B 

- 

1040B 

- 

- 

170H41 

- 

40MB 

- 

1541B 

39MnCr
B6-2  

39MnCr
B6-2 

39MnCr
B6-2 

- 

15Cr 

5115 

SCr415

17Cr3 

527A17 

- 

- 

20Cr 

5120 

SCr420 

20Cr4 

590M17 

- 

20Cr4 

30Cr 

5130 

SCr430 

34Cr4 

34Cr4 

34Cr4 

34Cr4 

35Cr 

51312 

SCr435 

34Cr4 

34Cr4 

34Cr4 

34Cr4 

40Cr 

5140 

SCr440 

41Cr4 

41Cr4 

41Cr4 

41Cr4 

45Cr 

5145 

SCr445 

41Cr4 

41Cr4 

41Cr4 

41Cr4 

50Cr 

5150 

SCr445 

- 

- 

- 

- 

20CrMo 

- 

SCM420 

25CrMo4 

25CrMo4
708M20  

25CrMoA
18CD4  

18CrMo4 

30CrMo 

4130 

SCM430 

25CrMo4 

25CrMo4 

25CrMo4 

25CrMo4 

35CrMo 

4137 

SCM435 

34CrMo4 

34CrMo4 

34CrMo4 

34CrMo4 

42CrMo 

4140 

SCM440 

42CrMo4 

42CrMo4 

42CrMo4 

42CrMo4 

38CrMoAl 

- 

SACM 645 

41CrAlMo7 

905M39 

- 

41CrAlMo7 

50CrVA 

6150 

SUP10 

51CrV4 

51CrV4
735A51
735A50  

51CrV4 

51CrV4 

20CrMn 

- 

- 

20MnCr5 

590H17 

20MnCr5 

20MnCr5 

40CrMn 

- 

- 

41Cr4 

41Cr4
530M40  

41Cr4 

41Cr4 

20CrMnMo 

- 

SCM421 

- 

- 

18CD4 

- 

40CrMnMo 

4140
4142  

SCM440 

42CrMo4 

42CrMo4
708M40  

42CrMo4 

42CrMo4 

20CrNi 

- 

- 

- 

637M17 

- 

- 

40CrNi 

- 

SCM236 

- 

- 

- 

- 

12CrNi3 

- 

SNC815 

- 

655M13 

14NC11 

15NiCr13 

20CrNiMo 

8620
8615  

SNCM220 

21NiCrMo2 

805M20
805M20  

20NCD2 

20NiCrMo2(12) 









钢 

T7(A) 

- 

SK7