Q275 steel plate

GB/T700 Q275 contains four different steel grades as Q275A,Q275B,Q275C and Q275D.Structural steel Q275D shall be done impacting test at low temperature minus 20 degree centigrade.The equivalent steel grade with Q275D is EN 10025-2 S275J2.
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DX54D prepainted galvanized steel /ppgi/prime steel coil/steel sheet

Prepainted galvalume steel coils, is also named
color coated galvanized steel coil,
PPGL coil, it has superior corrosion resistance,
oxidation resistance and weldability are widely used in construction, etc.
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Q355A steel plate

Power plants Mining and earth-moving equipment
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20CrMnMo hot rolled steel round bars

Carbon C: 0.17 ~ 0.23
Si Si: 1.17 ~ 1.37
Mn Mn: 0.90 ~ 1.20
Sulfur S: to allow the residual content ≤0.035
Phosphorus P: to allow the residual content ≤0.035
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