steel category       |
steel grade    |
Size (mm) |
Standard |
Carbon steel |
Q235A-D |
6-200 |
1050-4500 |
5000-25000 |
GB |
Low alloy steel |
Q345A-E,Q390A-E, Q420A-E,Q460C-E, |
6-200 |
1050-4500 |
5000-25000 |
GB |
Bridge building  steel |
Q345qC-E,Q370qC-E, Q420qC-E,Q460qC-E, Q500qC-E,Q550qC-E, Q690qC-E |
6-150 |
1050-4500 |
5000-25000 |
GB |
High-rise steel |
Q345GJC-E,Q390GJC-E, Q420GJC-E,Q460GJC-E |
6-150 |
1050-4500 |
5000-25000 |
GB |
Offshore wind power steel |
S355G7/G8+M,S355G7/G8+N, S460G1/2+QT/M |
6-100 |
1050-4500 |
5000-25000 |
EN |
Ship building and offshore project steel |
A,B,D,A32,D32,E32,F32,A36, D36,E36,F36,A40,D40,E40,F40, E420,500,550,E620,690 |
6-100 |
1050-4500 |
5000-25000 |
ABS,BV, CCS,DNV, GL,KR,LR, NK,RINA |
American standard  marine steel |
APIÂ 2H-42/50,API2W-50/60, API2Y-50/60,API2MT1 |
6-100 |
1050-4500 |
5000-25000 |
API |
Boiler plate |
Q245R,Q345R,16MnDR,Q370RÂ |
6-130 |
1050-4500 |
5000-25000 |
GBÂ |
Alloy boiler container |
09MnNiDR,12Cr1MoVR,1 3MnNIMoR,14Cr1MoR, 15CrMoR |
10-1360 |
1050-4500 |
5000-25000 |
GB |
EN/ASTM boiler steel |
P265GH,P355GH, A537CL1/CL2/CL3, A387Gr.11CL2 |
6-130 |
1050-4500 |
5000-25000 |
EN/ASTM |
Pipeline steel |
X42,X46,X52,X56,X60, X65,X70,X80,L245,L360, L450,L485 |
8-50 |
1050-4500 |
5000-25000 |
GB |
High strength steel |
Q460C-E,Q500D-E, Q550D/E,550CFD/E, Q690D/E,Q690CFD/E, Q890D-E,Q960D-E, \Q1030/1100D/E |
6-80 |
1050-4500 |
5000-25000 |
GBÂ |
European standard  high strength steel |
S460Q/Ql/QL1, S500Q/QL/QL1, S550Q/QL, S690Q/QL, S890Q/QL, S960Q/QL |
6-80 |
1050-4500 |
5000-25000 |
ENÂ |
American standard  high strength steel |
A514Â GrA/B/E/F/H/P/Q, A517 |
8-100 |
1050-4500 |
5000-25000 |
ASTM |
Abrasion resistant steel |
NM300/360/400/450/500/550 |
8-50 |
1050-4500 |
5000-25000 |
GBÂ |
Japanese standard steel |
SS400,SS400B, SM490A-C,SM520C |
6-130 |
1050-4500 |
5000-25000 |
JIS |
European standard steel |
S235JR-J2,S275JR-J2, S355JRK2,S355M/ML, 275N/NL,S355N/NL, S420/460M/ML, S420N/NL,S460N/NL |
6-130 |
1050-4500 |
5000-25000 |
EN |
American standard steel |
A709Gr.36/Gr.50, A572Gr.50/Gr55, A285Â Gr.A-C, A515Â Gr.55-70,A516Â Gr.55-70Â A36Â Gr.36 |
6-130 |
1050-4500 |
5000-25000 |
ASTM |