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Q345B alloy chequered steel plate
1,Product: Q345B checquered steelplate
2,Standard and Mainly Steel Garde:
GB/T700 standard | Q235A,Q235B,Q235C,Q235D,Q235E |
EN10025 standard | S235JR,S235J0,S235J2 |
DIN 17100 standard | St33,St37-2,Ust37-2,RSt37-2,St37-3 |
DIN 17102 standard | StE255,WstE255,TstE255,EstE255 |
ASTM standard | A36/A36M A36 |
A283/A283M A283 Grade A,A283 Grade B | |
A283 Grade C,A283 Grade D | |
A573/A573M A573 Grade 58,Grade 65,Grade 70 |
3,Standard Dimensions: 0.35-200mm*500-1500mm*C
4, Feature of Hot Rolled Steel Sheet/plate:
Heat conduction
Excellent freezing, even structure with pressure resistance
Good mechanical properties
5, Processing Technique
Heat treatment facilities for hot-rolled, controlled rolling, normalizing,
Annealing, tempering, quenching, normalizing plus tempering, quenching and tempering,
Other delivery states are available as customer’s requirement.
6,Typical performances hot-rolled steel products:
Higher carbon content, better ductility, low hardness, high toughness, easy processing, good plasticity, generally for medium and thick plate made in high temperature.
7,Applicance:
Automobile, Bridges, Buildings, Machinery, Pressure vessel industries,Ship building, Engineering construction, Mechanical manufacturing, Pavement slab, etc.
Chemical Composition
Q235A | C:0.14~0.22%; Mn:0.30~0.65; Si≤0.30; S≤0.050; P≤0.045 | ||
Q235B(Hot Selling) | C:0.12~0.20%; Mn:0.30~0.670; Si≤0.30; S≤0.045; P≤0.045 | ||
Q235C | C≤0.18%; Mn:0.35~0.80; Si≤0.30; S≤0.040; P≤0.040 | ||
Q235D | C≤0.17%; Mn:0.35~0.80; Si≤0.35; S≤0.040; P≤0.035 |
Grade | Chemical% | Mechanical | ||||||
C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | TS MPA | YS MPA | EL% ≥ | |
SS400 | 0.21 | 0.30 | 1.40 | 0.035 | 0.035 | 400-510 | 235-245 | 17 |
SS490 | 0.22 | 0.25 | 1.40 | 0.035 | 0.035 | 490-610 | 275-285 | 15 |
St37-2 | 0.20 | 0.12 | 1.25 | 0.035 | 0.035 | 340-510 | 225 | 17 |
St52-3 | 0.20 | 0.55 | 1.60 | 0.035 | 0.035 | 490-680 | 345 | 14 |
Product Categories : Carbon / Alloy Steel Plate > Alloy Plate