Q420
Q420 Forging Heavy · highstrength
Q420 (Forging Heavy)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Forging Medium · highstrength
Q420 (Forging Medium)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Plate · highstrength
Q420 (Plate)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Plate Heavy · highstrength
Q420 (Plate Heavy)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Plate Medium · highstrength
Q420 (Plate Medium)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Plate Thin · highstrength
Q420 (Plate Thin)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Sheet · highstrength
Q420 (Sheet)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Sheet Heavy · highstrength
Q420 (Sheet Heavy)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Sheet Medium · highstrength
Q420 (Sheet Medium)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Sheet Thin · highstrength
Q420 (Sheet Thin)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Tube · highstrength
Q420 (Tube)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Tube Heavy · highstrength
Q420 (Tube Heavy)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420 Tube Medium · highstrength
Q420 (Tube Medium)
| GB/T 1591
C:0.20;Mn:1.70;Mo:0.20;Nb:0.065;Si:0.55;Ti:0.20;V:0.20
Q420
Q420A · alloy
Q420A
Section" | T 1591 Q420A
C:≤0.20;Mn:≤1.70;Si:≤0.55;P:≤0.035;S:≤0.035
Q420
Q420B · alloy
Q420B
Section" | T 1591 Q420B
C:≤0.20;Mn:≤1.70;Si:≤0.55;P:≤0.035;S:≤0.035
Q420
Q420C · alloy
Q420C
Section" | T 1591 Q420C
C:≤0.20;Mn:≤1.70;Si:≤0.55;P:≤0.035;S:≤0.035
Q420
Q420D · alloy
Q420D
Section" | T 1591 Q420D
C:≤0.20;Mn:≤1.70;Si:≤0.55;P:≤0.035;S:≤0.035
Q420
Q420E · alloy
Q420E
Section" | T 1591 Q420E
C:≤0.20;Mn:≤1.70;Si:≤0.55;P:≤0.035;S:≤0.035
Q420
Q420qD · alloy
Q420qD
Section" | T 714 Q420qD
C:≤0.20;Mn:1.00-1.60;Si:≤0.55;P:≤0.025;S:≤0.020